EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360
Edition: Model Aviation - 1983/04
Page Numbers: 54, 55, 56, 57, 129, 132, 133, 134, 135, 138
EUWI EIWI EIWI lettering artwork three Space Shuttles posed author silk-screened Mylar trim material applied models Space Shuttles ae different size large piece original art needed photographically sized suit us can satisfactorily hand-paint custom lettering dec orations modelespecially needs repeated place silk screening process may answer mostly mechanical operation U Luther Hux MANUFACTURERS have provided model builder almost lettering graphic trim needed professionally finished model However scratch builder like myself often need graphics available store simple artwork can masked spraypainted requirements lettering can lot work inconsistent results Since manufacturers use silk screen method produce decal sheets use system ourselves model builder can produce professional looking artwork help typesetter can produce quality trim sheets using silk screen method home Before decide silk screening graphic art may over head let point out brief course silk screen ing intended kitchen lab operator have produced silk screens professionally using fancy vacuum frames powerful lamps exposure screens Space Shuttles Project Snapshot produced kitchen some screen materials must purchased no need special equipment expose process screens should have access arc lamps film exposure frames enjoy dont keep reading will show process screens using household equipment Before starting screen read entire articleand re read necessary until familiar process several ways prepare art work screen professional paste-up converted film positive paste-up assembly type line drawings heavy paper card board backing page magazine pasted-up positioning black-andwhite typeset galley type columns positioning line drawings such cartoons plans place artwork should made black image material white background use color material could cause photo graphic problems ortho films used bygraphics labs somewhat color-blind artwork must black white final screening art can pro cessed color paint choose finished screened decal may several colors producing several color plates addition base art means may several additional artwork sec tions fur application other paint colors An example multi-color work 54 Model Aviation US flag Black-and-white art must pro duced red portion flag Sepa rate black-and-white artwork must pro duced blue portion Assuming background decal material white red blue portions silk screen can printed correct positions illustrations art can handdrawn cut out book set plans Typesetting can purchased handmade using press-on type art supply store Once artwork perfect can photo graphed lab printed litho film positive size art can changed size problem using photographic method resizing original art very handy producing three sizes Space Shuttles film positive simply means film clear original white black black letters art original other words film positive opposite familiar negative would have black background clear letters Film positives labeled either rightreading wrong-reading means finished litho film laying table acetate Mylar backing top opaque image bottom against table lettering readable right-reading lettering backwards wrong-reading April 1983 55 Photo 1 Gather screen materials clear flat work area Have photo lab make film positive Photo 2 Degrease screen fabric rinse tnoroughly Photo 3 Assemble wood frame attach stretched fabric Photo 4 Prepare developer diluting Part Part B 14 oz 75-deg water Instructions packets Photo 5 example film positive color areas have separated note elements US flag Photo 6 Setup exposure blue film emulsion light film positive art held direct contact sheet glass best contact Ulano silkscreening film should request rightreading film positivewhich standard litho preparation work wrongreading positive standard other silk screen work Ulano system forgiving enough allow use either acceptable results However fine detail insist correct process photo lab available challenged produce positive self Without lab artwork original must correct final size can use clear piece acetate apply press-on. lettering complemented ink drawings providing ink totally opaque can also hand letter original acetate using black enamel Naturally could hand letter art model would also have repeat artwork hand time needed Working acetate allows touch-up scratch off edges until satisfied couldnt very well directly model attempt expose screen using semi-opaque surfaces such paper plans screen must exposed using clear background master purchasing items shown photos No 1 No 10 locate large art supply store area Most art supply stores will carry variety silk screen systems will work prefer Ulano brand Blue-Poly-2 blue film Some stores carry large rolls smaller sheets also available addition several sheets Ulano blue film will need twopart developer Ask yard t0xxxx l2xxxx silk silk-screen work may offer nylon polyester cheaper price blue film will bond silk better other man-made fabrics much less preparation will need wood frame best can made using wood frame sections canvas-backed oil paintings Select di mension least four inches larger artwork add four inches to select frame lengths marked outside dimensions planning work inside frame 12-in square art work area requires least 16-in square area working inside frame Add width two frame sections 4-in need 20-in-long frame pieces will become clear Select colors silk screen enamel needed Try use silk screen inks powered model unless have tested ink see fuel proof some brands ink come permanent water-soluble varieties large cans sizes available note am still using cans NasDar Enamel 10 years old will last Purchase several widths squeegeein sizes about two three four inches unless artwork wider Exceed artworks width inch remaining supplies may found home stop hardware store hobby shop complete list will need staple gun 3/8-in staples Calgonite dish-washing soap prefer because can discard separate rinsing agent hammer sun lamp 20-watt black light lamps glass tray such Pyrex 10 x 13-in dish sheet glass larger screen often borrowed picture frame paint thinner odorless best lots paper towels masking tape film positive artwork last least instructions unable locate silk screen supplies city near call Adcom Washington DC area company will send supplies invoiced charge card number 703 237-0100 Ask manufacturers information sheet order Now have shopping list made up let explain think Ulano 56 Model Aviation Photo 7 Submerse blue film developer 90 seconds Agitate film gently image becomes visible next step Photo S Rinse exposed film warm water until runoff becomes clear takes about five minutes Photo 9 Apply blue film back screen fabric lay flat table Wipe off excess water end allow dry Photo 10 Gather printing materials will need pulling copies Work surface will easy clean afterwards system best other photoemulsion systems apply lightsensitive cream-like emulsion directly stretched screen fabric exposing pro cess determines silk pores open will remain blocked paint passes through open pores mesh printing gives jagged edge mesh finished artwork Ulano system light-sensitive emulsion polyester film sheet expose blue film separate fabric its frame good contact between artwork positive blue film easier best part processed blue film applied against bottom silk absorbed fabric film emulsion retains its sharp mask edge bonds against silk paint passes through fabric through screen mask thereby producing image affected mesh fabric Photo 1 Once have produced film positive have items shown photo No 1 collected shopping list ready put together blank screen Assemble wood frame using white glue Let dry completely Continued page 129 April 1983 57 Photo 11 Apply small amount silk-screening enamel paint next artwork pull squeegee print trim sheet beneath Photo 12 Lift silk screen carefully avoid smearing Note trim sheet taped work surface Photo 13 cleaning up printing finished first remove excess paint Youll use less paper towels solvent Photo 14 Solvent paper towels used final cleanup Work outdoors over layer newspapers L— Photo 15 Apply printed cutouts trim sheet model careful stretch crease trim material Photo 16 Sit back admire professional result will obtain add skill other modeling abilities Again pilots prepared themselves machines lots hover maneuvers did best photos show few interesting tasks Keep mind Begin ner Novice pilots could follow behind machines Experts stand spot interesting followers Novice flier Sam Newhouse body English facial expressions seemed have great sig nificance Kavan Alouette Sam just 10 points third place Novice beaten Pat Carletto wish everyone could see video tapes Sam Kavan Perhaps might find interesting Sam did Helicopter flying practice New York City roof top Glad didnt follow chopper too closely Another contestant found interesting very helpful Stan Blum Stan seen photos wearing winged hat trademark sides winning second place Novice also found time practicemedicine attend contest cold sure helped have ear nose throat specialist among contestants Thanks Stan keep Kalt flying Attention Contest Directors John Burleson too good perennial Novice Watch out man absolutely beautiful workman ship Seriously John Burleson won welldeserved first place Novice class flying Mini-Boy brought home second place Scale Schiuter A5350 Scale machine flying excellent building superb Horace Hagen attended meet old faithful Kavan Jet Ranger served double duty Expert class Scale Horace seemed slight disadvantage other Expert fliers flying large Helicopter made up first place Scale Schluter Cup results four rounds flying Beginner Class Dean Doody260 2 Dew Eng200 3 Herbert Goldbergl50 Todd Pfister120 Bob Barone50 Mike Robins30 Dick Hutchings20 John Sproulfi Novice Class 1 John Burleson940 2 Stan Blum880 3 Pat Carletto810 Sam Newhouse800 Dave Davison720 Tom Unger590 Dick Slutz550 Ron King430 Dick Walter140 Glen ScillianlO Paul AhnertO Gary Quiring0 Expert Class L Simpson1640 2 Tom Knerr1620 3 Joe Lawrence1570 Bob Harris1530 Tim Schoonard1410 Horace Hagen1360 Faye Peoples1040 Harry Lodovico580 wish room photos column since lots flying action dur ing two-day meetmuch could convey such short column few photos Looking score sheets fliers evenly matched class except perhaps Burleson some tasks diffi cult impossible although water lift close think since contestants chose try tasks class Joe Lawrence NCRCHA NASA Goddard Model Airplane Club Walt Schoonard Schluter USA really went out make fun weekend steak dinner Satur day night topped off terrific first day Dick Slutz won door prize glass replica Heli-Boy donated Bob Harris NASA glassblower extra ordinaire NCRCHA video tapes days flying plus other video tapes contests past shown course plenty Helicopter talk too Im sure what NCRCHA has planned next year Ill Special thanks Glenn Dick Ann Hutchings invited us stay name Saturday night Joe Lawrence John Burleson Bob Harris NCRCHA 24 volunteers hosted 28 contestants grand style Theres also very special thanks NCRCHA contestants Walt Tim Schoonard look forward return some new faces 1983 Watch dates Competition Newsletter section Other Sehluter Cup contests held around country have sponsored Walt Sc hoonard Schluter USA Ive several Ive seen beginners get expert help Walt others time contests worthy support attendance like said want help asking Get out See next month Dave Chesney PO Box 16612 Greensboro NC 27406 Repeat That/Hux Continued oaoe 57 use oil painting frame pieces select other wood rigid will warp under pressure stretched fab nc corners frame must strong enough prevent twisting direction Author strongly suggests using oil canvas frames d e very strong cor ners Photo 2 Cut piece silk fabric approxi mately six inches larger frame De grease fabric washing trisodium phosphate available Calgonite dish washer powder Calgonite best soap powder use because has rinse agent separate container used process using soap built-in rinse agent can keep un wanted chemical off finished screen Stir approximately two tablespoonfuls powder cup hot water until fully dissolved pour contents cup bowl warm water large enough submerge fabric pour undissolved particles may bottom cup Wash fabric thoroughly rinse thoroughly plain water Repeat rinse number times Any residue soap will prevent blue film bonding fabric Photo 3 Spread wet fabric smoothly over wood frame fabric should re main wet re-wet necessary until staple attachment completed Use heavy-duty staple gun 3/s-in staples use household-type paper stapler staples applied alternating 45-degree gle Staples should run parallel edge frame Usually staples driven two inches angled direction followed staples driven between first staples other anglecreating zig-zag pattern improves grip staples fabric prevents tearing goal stretch fabric very tightly out tearing loosely-stretched screen will cause damage blue film later Drive first staple center longest sides Grip fabric end same side pull tightly against Continued page 132 April 1983 129 Its FCS-4 Radio Designed Canadian governments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cut ting edge Radio Control technology hobbiest ____________________ service parts available past manu factured EK Logitrol radios including Logitrol manufactured Cirrus Tower Hobby Lobby radios N 1 1995 wIth large linear servos 2995 small rotary servos -U FCS-4 Four Channel Radio Wider body ends aching shouldermuscles Angled easier monitering battery charge Designed easily accept new frequencies Servo reversing simply reversing plug Adjustable stick tension Inexpensive replacement servos 45OmAH battery pack 600mAH h 1200mAH extra Expandt Full Command Systems509 487-2122 908 E Rosewood Spokane WA 99207 FIREPLUG Its everything need fast variable power starts youre using fireplug youre flying Send logue ox 31228 lndpls IN 46231 center staple Dont pull hard enough tear fabric fabric should buckle evenly both sides thumb Between thumb staple center will narrow flat channel fabric Drive sta ples two inches along chainel Go opposite end same side repeat stretching process Watc-h see fabric buckle both sides thumb fabric being pulled straight line finished screen will have uneven tension fabric drive staples tween center staple thumb side down three go first side should now have row staples two inches fill between staples extra staples until sides com pleted Now get ready drive first staple other long side Firmly pull fabric center opposite side shown photo No 3 Notice fabric will buckle triangular pattern pattern should both sides thumb move thumb left right until buckle pttern appears Again error will cause screen have loose spots Drive staple center time will pull fabric ends frame complete row staples must move two inches side pull evenly against staple just fired against staple across other side frame Repeat two-directional pull staple process until end frame Repeat process other side center staple weave fabric should appear somewhat tight fabric will acceptably tight until ends completed Now important change ap plication strategy Shut off muscle drive staples third side very little pull fabric Begin center third side pull fabric out no /s /4-in at-rest position Continue staple toward corner Turn muscle back fourth final side Begin center work toward corner pulling against sta ples Opposite end now fabric should tight enough bounce quarter off center fabric somewhat dead still have chance improve tension Start 63 3/6 Span 1/2 Scale 60 Engnte S/-9 IbsReady Fly model has molded rigid eurathane foam white epoxy jell coat surface picks up great amount detail Fuselage wings aileron fin rudder stabilizer elevator & cowl molded ready assembly installation equipment painting hardware including scale wheels struts extras Suggested List $285 Factory Direct $228 Send SASE brochure PO Box 308 Tawas City MI 43763 517362-6078 IGreat Lakes Model Mold er long side drive alternate-angled staples between alreadyinstalled ones tightly pulling fab ric fabric already tight will less fabric give drive final row staples Note too staples will weaken fabric stick little per inch Use hammer seat staT ples firmly against fabricbut forcing staples deeply enough cut fabric final mechanical preparation silk improve adhesion photo film fabric should roughed sanded Use wet-or-dry 600-grit sandpaper same side staplesnot inside frame silk sandpaper should kept wet Sand about two minutes sure sand silk frame edge come together could damage silk same sanding over fabric-covered ribs wing Stay least inch edge Rinse screen thoroughly blow out water grit either air hose output vacuum cleaner has itself cleaned out Dont blow dust fabric place screen dusty area Photo 4 Developing screen film re quires mixing two-part developer supplied small packets Begin dissolving Part l6oz of75-deg water pour Part B stir until fully dissolved Pour mix photo tray glass baking dish instructions listed packet developer should prepared until just before screen film exposed store mix overnight chemical dangerous should allow get eyes food Contact skin problem un less have cut have told developer somewhat like peroxide Photo 5 Sections larger film positives should positioned according color paint used can prepare screen use color grouping art items color together enough space between group ing can pull squeegee across color area running paint other color areas blue film cannot see 132 Model Aviation riiuiu -ouuiLETSiMAA .FLY VHS CASSETTE 19a3 AIRPLANE eATAL~~7a4IS7 al $10 -2 Days Deposit Required Sale $4995 Shipping REPLA TECH TE FOR RENTAL AGREEMENT W$TEIINAT ONA 4U900 MC KENZ B HWYFLYING 8 PRODUCTIONS VDA ORCGONS74BBR #15 BOX 796 BEDFORD IN 47421 T6 SN Harvard tN STOCK FOR IMMEDIATE SHIPMENT New 30 CID QUADRA $22450 New 22 CID QUADRA$10950 Rag 22 QUADRA $10450 Brisighella Flywheel$12450 Rag 22 QUADRA POWER ASSEMBLY ONLY$6450 QUADRA REPAIR 000 plus parts Jim Messer ERCOUPEPLANS $2395 KIT $22995 Jim MesserTOMAHAWK PLANS $2395 KIT $24955 Jim Messer 8-BALL TRAINER PLANS $1855 KIT $9995 BALSA end BASSWOOD tall sesl 35% OFF Concept FLEET PLANS $2995 KIT $17995 COWL $1995 P9W RADIAL ENGINES Fleet $2295 VICKERS LEWIS MACHINE GUN KITS $1455 CECONITE Products 10% OFF Sig J-3 CUB KIT $12995 PLANS SUPER STEARMAN IGodfreyl $2850 STARDUSTER TOO V IBrisighellal J3 CUB Nelitz $1995 VOLKSPLANE Chicken Charliel $2395 COCKPIT KITS Tomahawk F4U-1 Spitfire $2195 Ercoupe $1995 Stearman $2295 Citabria $2095 J-3 Cub $1995 ME-lOS $2150 Fleet $2095 US Quadra FUELTANKS16o $695 320 $795 FIBERGLASSARROWSHAFTS5116 s22 long 61$1000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS ioe valley view Dr Allegany NY 14706 BALSA SHEETS 36 1/16s210 pk290 2/32210 pk358 1/8210 pk385 3/16210 pk435 1/4s210 pk499 1/163lOpk330 3/32 3 10 pk390 1/B x 3 10 pk480 3/16 3 5 pk275 1/453 5 pk325 5/16 3 5 pk360 3/8 3 9 pk395 1/2 3 5 pk495 3/4 3 2 pk280 1 s32 pk350 1/16 s4 10 pk520 3/3245pk315 1/845pk360 3/1645pk415 1/445pk495 LIGHT 4 36 1/163lOpk430 3/32 310 pk490 1/8s3 10 pk580 3/16 3 5 pk325 l/4s3 5 pk375 3/9 3 5 pk495 1/23 5 pk595 MATCHED SHEETS 42 3/3244PM399 1/944pk429 3/1644pk459 1/4s44pk499 BALSA SHEETS 48 l/16s3 lOpk440 3/32s310 sM515 1/9310 pk635 3/1635pk369 l/4s35PM425 3/935pk558 1/234pk560 1164lOpk680 3/32s45Ek419 1/9 s45pk475 3/16 45pk547 l/4s45pk600 TRAILING EDGE 36 1416pk200 S/16 1-1/4 6 pI 250 3/81-1/26pk299 1/2 s2 4 pk299 BALSA SHEETS 30 1/15310pk275 3/32310pk325 1/8310pk405 1/16410pkl430 3/32410pk504 1/9s4110pk590 8ALSA TRIANGLES 36 1/4 s1/4 10 pk250 3/9 3/8 10 pk320 1/2 s 1/2 10 pk 30 3/4 3/4 5 pL209 11Spk275 BALSA STICKS 36 1/161/4130 skI 190 3/321/420 pk190 1/9 sq20 pk140 1/8 sl/4 20 pk195 1/8 sl/2 20 yk315 3/16 sq 20 skI215 1/4 sq20 pk315 1/4 s 1/2 20 pkl430 3/8sq10 pk275 3/8s 1/210 pk315 1/2sq10 pk360 48 STICKS ADO 2S% PINESTICKS 36 1/8 sq10 pk125 1/8 s 1/410 pk155 1/8 3/810 pk200 3/16 sq10 pk165 110 skI255 1/4 s3/8 10 pk296 3/8 sq10 pk370 48 STICKS ADD 25% 8IRCH DOWELS 36 1/810 pk95 3/1610 pk109 1/410 pk140 POPLAR LIrE PLY 48 1/86 2 pk300 1/812 2 pk600 3-Ply BIRCH PLYWOOD 48 1/32 121 pk425 1/16121 pk435 1/8s 12 1 pIs450 5 PLY BIRCH 46 3/325121pk570 1/8 s12 1PI585 3/16s121pk585 1/4 s 12 1yk600 FUN FLI4OSTAR STIKLONESTARCOMINGSOON ~Trainer -STARBAT .~sBC Corebas 51495 STAR S2495 Gckie 500 51 Sp 19 40 Esswe51 Span 19 40 Eeqne48 Spas 15 35 EsgineSALE $1995$1995 $1895P0 Corebal84200 Wlh Foe 25RCS4895Foe 198BRC5400 Kits feature foam wings balsa ply fuse Machine cut parts rugged very Foe 4OBBRC 5700 quick assembly outstanding value. Choice trike gear tail dragger. Fos 4588RC 5700 Foe Eagle III7500 RIey Woolens UC Combat ShadOWfoamcOreS-$895 accept Visa Master Charge personal checks COD pay Ups 1/2A foam COres $495 Handling charge -$300 add $200 COD 5% las TK US Currency register cut edge film positive unless screen underexposed isnt problem film positive piece However overlapping layers film positive may cause problem may some types transparent adhesive tapes process applying paint silk screen called pulling screen since paint applied pulling squee gee over screen surface press paint through screen mask Photo 6 set up exposing Ulano blue film begin placing black paper table flat surface black paper pre vents unwanted reflections distorting exposure have doubts about surface being perfectly flat place thin layer -in foam rubber under black paper exposure test place small piece Ulano blue film black paper blue emulsion side up clear poly ester backing down Cover edge blue film opaque black paper plastic strip about 10 long 2 wide Place sheet glass over exposure area ensure good contact between opaque strip blue film Mount light source over exposure area Ulano blue film ex tremely light-sensitive spare sheets must kept light-tight box positive being exposed Low room light will have very little effect setting up develop ing However contact sunlight will set film very fast keep window blinds closed Note screen produced photos successful spite camera lights screen foot square mount light about foot above table surface Since film sensitive blue UV portion light use sun lamp one-foot distance about 30 40 minutes exposure problem sun lamp heat radiates found necessary use small fan keep glass film baking let film get too hot will dry out refuse adhere screen fabric 250-watt photoflood reflector will also work use spot lamp Thats exactly what will exposeonly spot coolest best way expose film use enough 20-watt black light fluorescent lamps cover screen area about 10 minutes four five inches distance arc lamp other professional-type exposure lamp used experiment test strip until good results appear Gen erally higher-powered lamps will expose film two 10 minutes de pending distance lamp film establish minimum distance imagine beam radiating lamp 45-degree pattern art falls within pattern chosen height complete screen will exposed art falls out side pattern raise lamps increase covered greatly increase time exposure Once lamp place begin test stnp exposure goal test 30-mm exposure mark test strip 20 40-mm test steps about five mintues goal 10-mm test mark steps five 15 mm mm blue film should marked black waterproof marker inch two Once film has reached first min imum exposure goal push black strip over next mark continue ex pose until next timing mark reached film test finished should have band across film exposed steps exposure times will deter ATTENTION SCALERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAM BALSA USA PLAU CONCEPT FLEET HOSTETLER RCM T-CRRPT SHEBER PIUS & 14 SCALE SUPER CUB FOIL/LEA 0-7 BOEING P- 72 P-26 F4B2 F4B4 SPARROW HA WE GEE BEE MOO Y MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STARDUSTER II Va SCALE J3-BI BABY FLYBABY AIRCAMPER PILOT JIJNOMANA 135 SCALE 1/4 SCALE DECATHALON PIPER PA-lB ft OTHERS WHEEL PANTS FOR CITABRIA STAROUS TER II PIUS SKYBOLT LIBERTYSPORT CHRIS TEN EAGLE RBEHA WE STEARMAN STINSON SR-a MULLIGAN ft OTHERS 5RZED -TREATED WIRE GEARSft CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest lIst supply Modelers fiberglass parts plansWrite call us T ft D FIBERGLASS SPECIALTIES 30925 BLOCK GARDEN CITY MI 46135 PHONE 313 421-6358 PRODUCTS FflD TUC flICflmCUU Complete Line Exhaust Systems * Tuned Pipes led Tuned Piues * Headers Venturi Mufflers * Expansion Mufflers Helicopter Ball Mufflers * Specialized Exhaust Systems Unsurpassed Workmanship & Performance April 1983 133 V2S 1arterW tIOlISI ndy pssC ~t8e OlS11 Lstes tnt y1t1S e tWenKitC LI SlIes dP toof11stmof a1sdtSA S CO18 0ftell utj yo&i "sd GgXbCS $9/yr $250/copy7106-A CampfieldRd Send free secrets BaltimoreMD 21207 Tatone Makes Easy TATONE exhaust systems ~LoTSx 60 25 engines KIT NO 8-24 Now leading dealersKIT NO 8-25 Data sheet available t9questKIT NO 8-26 $1995 perkt TATONE No EM-S senes Fits TATONE No 303 No 306 No 11-60 No11-90 Fits TATONE mufflers Quadra Kioritz Magnum II Kawasaki Max 90 Wetira 91 engines TATONE PRODUCTS CORP 1209 Geneva AveSan Francisco Ca 94412415 334-7189 AERONCA C3 MASTER QUARTER SCALE FOR 60 TWO CYCLE OR 12 OPPOSED TWIN 4 CYCLE ENGINES 108 SPAN1280 SQ IN QUARTER SCALE PLAN SET $2100 VOGEL AVIATION BOX 54 BLDG6 RESEDA CALIF 91335 Gater RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 GP NE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone expanding brass ring grips sleeve bearing 10 new 60s 17MM rear bearing * SPECIAL * Both tar $1395 New TUBE & SOCKETS 1 dia aluminum ahoy tubing tor plugin wings Included pair ot special long Iset / sliptit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest tlight characteristics ot its predecessors Especially recommended tor sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 mined best group Keep record exposure plan accurate ly repeat correct exposure Photo 7 Place blue film developer 90 sec sure film completely covered liquid agitate gently light gray scum washes off will appear difficult detect exposed image until after rinsing Photo 8 Next rinse film warm hot water portions blue covering will begin wash off underexposed portion test will begin break up patches moderately exposed portions will dissolve steps rinsing off bluedyed water no blue water rinsing surface about 5 mm rinse complete Now need determine ex posure correct entire test band rinses out double exposure times test again blue film holds poly ester backing about half way up test scale business Starting washed-out end strip locate first exposure step has strong blue color equal fully-exposed edges strong color indicates thick est possible emulsion lighter blue preceding steps indicates thinner emulsion thinner steps will work just fine may preferred since steps will slightly aggressive bonding silk Exposures beyond first full-colored step will often refuse bond because surface has become too hard Thin underexposed sections often will break up too easily Using information learned test strip begin expose film positive Purchase enough blue film Blue-Poly-2 feel comfortable making several test strips several exposures final film posi tive necessary procedure use exposing blue film different themanufacturers instructions Both systems will work well confuse right-reading wrong-reading posi tions film positive Heres ex pose screen Place blue film Blue-Poly-2 black paper polyester backing against paper blue surface has matted finish facing up Place film positive artwork over blue film can read words right-reading Cover film positive sheet glass Note glass must exceed area artwork glass too small edges glass will register like black line Repeat steps photo Nos 6 7 8 exposure developing washing difference manufacturers ex posure system manufacturer says flop blue film over emulsion facing down position positive wrong-reading system use photo lab has produced wrong-reading positive using hand-made artwork plastic backing reason madness get image film positive close possible blue emulsion eliminating film backing between two pieces edges artwork de veloped blue film appear soft blurred check good contact between film positive artwork blue emulsion table surface must flat glass must heavy enough press material together firmly Usually problems will occur table has grit crease blue film positive Photo 9 Wet blank silk screen place wood edge down silk up table Carefully position developed blue film over screen apply wet fabric polyester backing up blue film will wrong-reading Apply no pressure blue film surface posi tion no wiping nor other contact Place two layers paper towels counter top turn screen over wood faces upward fabric film down ward place paper towels Gently wipe excess water inside screen fabric should have dark blue color indicating consistent bonding fabric Let screen dry several hours use heat aid drying however gentle breeze fan acceptable Forced dry ing can distort image forget place paper towels counter first polyester backing will seem adhere table screen appears light blue color may set up edge better drying Since difficult photograph clear polyester backing next step described aid photo First warning hurry step since attempting remove polyester backing too early will damage screen possible wait until next day ensure screen totally dry bonded silk especially damp weather Pull backing up corner pull backing over itself curling edge 180 degrees will pulling parallel fabric pull outward fabric small detail parts emulsion will tear off Continue pull toward diagonal corner until backing free 134 Model Aviation New See Dealer Order Direct Include 75 Per Item UPS screen blue film comes off poly ester backing will need begin trouble-shooting cause silk bonding emulsion Note fabric will still good pieces blue film can washed out powerful spray hot water inside blue film does stick check following items silk thoroughly prepared washed clean chemicals screen fabric silk trouble shooting much complex blue film overexposed leaving solid areas screen hard dried out before applying fabric blue film should feel slightly tacky other chemi cals soap used degrease fabric tf completely inexperienced screen work have no answer questions best bet prepare several mini-screens mount test appli cation test strips before working larger jobs Note some art store clerks may have experience process could help out However some have opinions actual experiences instructions simple basics amateur production silk screen work unusual problems professional-type work will have go books process However best teacher trial error Any unwanted pinholes emulsion can touched up fabric side temperacolor water-soluble paint Photo 10 finished screen ready use add few new items work area Pulling screen requires squeegee rubber blade handle silk-screening paint ordinary paint usually too thin plenty paper towels clean up paint thinner Naturally also need surface pull screen may wing sheet MonoKote trim have screened Coverite Permagloss applied fabric low heat working directly wing wing must solid sheeted fabriccovered open framework wing nearly im possible work usually screen design onto trim sheet errors can washed off work repeated Still Using bid Fashioned WingHinges will gain control efficiency eliminating gap between moveable stationary control surfaces will amazed performance gained using simple inexpen sive improvement FREE MOVEMENT 450 STRONG AND LIGHTWEIGHT COMPLETELY FUELPROOF COMPATABLE WITH ALL IRON-ON MATERIALS COMES IN 3 FT LENGTHS SMALL 1/8 ORPRIcE 3 ft $250 LARGE 1/4 EASY TO INSTALL 42 4/STALL HRIGE USE SrRAGHT P511 10 MAKE SMALL HOLE EVEHY RICH OR SO DRIP CYAAOALWYLATE GLUE IN HOLES CAPLLARY AClTOR 8ILL CARRY GLUE ALONG ENTRIE IDWT FOR ADDITIONAL SEDIRITJ RT SMALL PIN EVERY FEW RICHES CUT OFF FLUSH FILL AND SAND AS NEEDED FOR FIRISHIAG Send Free info fine products FOURMOST PRODUCTS 4040 24th Avenue Forest Grove OR 97116 JM5 CUSTOM FOAM WINGS d TAILS mum. P40 CARD KIT CUSTOM SAILPLANE WINGSd TAILS COLOR EXACT REPRODUCTION SPRAY ADHESIVES NOW $500 REMEMBER 110W FIBERGLASS FUSELAGES WELL THEY FLEWHI STARTS ineiod. seopee io receining nc xl eel Ci hoff price ted To BALSA d PLYWOOD MI 45066 SafFirte Modeis P0 Box S2MASEND SOW d 10 SASE FOR INFO ~01IAk1VLJNIOUE NOSTALGIC OFTESS BOX 437 LEMON T PA /6851 1 Wash trim sheet thoroughly alco hot Tape trim sheet securely table Place screen over trim sheet Use either direct contact surface use pop-up system screen spaced about /4 above trim sheet using cardboard strips along edge frame choice Once paint has forced through screen surface screen seems stick trim sheet Should move direction lifting frame will smear paint Most screens pulled space tween silk trim sheet As paint forced through screen fabric lifts up right behind squeegee finished fabric contact trim sheet lifting frame will smear artwork use direct contact method pre vent smearing pressing down long edge lifting opposite edgelike lifting screen hinged side As can see lot different methods phase process work Use method works best practice Now forewarned lift screen lets get back applying first strip paint Use scrap balsa stick apply strip paint about 1 away end lettering pulled section lettering time dont try Continued page 138 i CUT 1/4 DEEP SLIT ALONG TAR FLEIL LENGTH Ll THE MATRIIG NAFACES April 1983 135 GAPLESS HiNGE SLOTTER Simplifies installation Gapless Hinges KiMakes Slols 4 Sizes Balsa A PRICE $250 RLF PRODUCTS Sailplane Launching Equipment Pay Less NTION 0 PS Engines & Parts Available Racing Marine Use OPS 15 /a Quarter Midget OPS 45 Marine PLUS Custom TD 049/051 engine parts Complete inventory stock custom parts COX TD 049/051 engines complete Informatim send $1 P & G Metal Products 301 North Yale Drive Garland TX 75042 Gene Hempel12141 2725210 after 600 PM rurLiler Information Send Self-Addressed Stamped Envelope RIF Products 812 723-4310 R 3 Box 178 Peoli IN 47454 CA ZAIC CO INC 863 Lexington Ave Sreeklyn NY 11221 USA hats off cant ship until get order Choose design red R black 81 royal blue DI sky blue SJ caps fits Only 56 postpaid 4 S20 Christen Eagle BCE Corsair BF4Fortress Bi 7 Lightning B38Liberator B24 Warhawk B40Mitchell B25 Mustang B51Superfortress B29 Spitfire BSPPhantom BP4 Sabre B86Tomcat B14 Dozens catalog send SASE Send check money order Flightilne Shirts Etc Department MA~eliEI1I 1781 Johnmark Circle Grants Pass OR 97526 Name Address CityState ZipDesignCap Color pull large screen area first Later can work up 3 x 4-ft screens once pull should enough paint flow front squeegee over entire length type art still have excess other end /2-in-wide bead paint width art will last about tO-in pull Photo 11 Place squeegee behind paint strip tilt squeegee toward artwork about 20 degrees Apply enough pressure edge screen prevent movement pulling squeegee Ask help need both hands squee gee Pull squeegee toward smooth stroke applying about two three pounds pressure lift squee gee try string paint over unused portions screen Photo 12 Carefully lift screen hold first finished artwork looks great congratulations order keep trying until get hang Soon will doing multicolor screens positioning screen over same ar twork color art careful multicolor decals blue film will bond partially-dried paint Dont spend too much time admiring work since paint drying screen faster trim sheet Photo 13 Gently scrape off excess paint screen surface immediately after pulling screen Use scrap balsa pieces cardboard about size weight business card Leaving paint screen will greatly extend cleanup time amount materials will necessary Photo 14 Move outdoors cleaning screen prevents possible fire vapor buildup making yourself sick breathing vapors thinner Place sheet plastic over smooth surface rough surface will crack screen emulsion Lay down several layers newspaper topped layer paper towels Place screen towels wood side up cleaning fabric side Pour small amount thinner over painted area mop up mixture repeated rounds paper towels Also ex change towels under screen several times until both appear clean silk should also clean though will stained paint color Check fab ric pores holding up light see pores silk clear extremely careful wiping emulsion side screen press hard enough fabric cause emul sion crack stretching Remember clean squeegee also Place thinnersoaked material plastic bag protect contact flames type smoke working screen clean ing too much vapor risk Photo 15 Allow printed art dry least 24 hours Cut around art trim sheet apply model careful stretch trim sheet material paint will crack finished art will last 10 years material stretched creased trim sheet material should adhere model wrong position removing could cause stretching solution iS prevent material sticking until want system used sign compa nies sticking large sheets auto truck door spray door 409 Fantastic some other non-rinse soap solu tion until surface completely wet Place artwork backing re moved place position wanted will slide easily soapy surface fix location begin rub gently center edges hand use flat 2-in roller force out remaining soap again moving center edges until entire surface has rolled soap has no effect final sticking material Photo 16 finished model ready its test flight Most us have plenty experi ence repairing damaged models finished silk screen standing can have peace mind artwork easily re pairable too Good luck screens flying FF Indoor/Tenny Continued oaoe 60 flight scores follows A Static Score 60 points max fidelity construction plan 40 points max craftsmanship B Flight points time flight seconds max time cannot exceed total static score model Total flight score will best 5 official flights An offi cial flight will flight 15 seconds longer air Model launching will ROG discretion CD Registration Kit-plan Scale made Cabinet Aircraft Modelers table day meet additional details contact Martin Vamey 1020 N Wood Griffith IN 46319 Whats Next Beginning 100 pm June 15 running 24 hours Fourth Peanut World Grand Prix details entry proxy Peanut Scale models write Mike Arak 10900 SW 61 Ct. Miami FL 33156 Following Grand Prix will normal NIMAS events running until sometime SaturdayJune 18 1983 Ill give details next time site solution Indoor groups suffer temporary chronic lack sites fly/ practice critical aspects prob lem can expressed term able applied Indoor sites Perhaps groups can use solution fostered Dr John Martin sparkplug Miami Indoor Aircraft Model Association MIAMA MIAMA group has suffered considerably recent years both influx immigrants being housed fly ing sites closing Goodyear Blimp hangar Miami mostly-regular sites has 138 Model Aviation Get install dont take off Ken Willard RCM SERVO GARD SERVO GARD nonitors eirborne flght bettery peck voltage us well radio signal received transmitter end receiver melfunction detected pert system SERVO GARD reduces throttle automatically enple time before battery feilure safely lend nodal SPECIFICATIONS Size unit installed KPS- 14 servo case nosy installation Just plug throttle servo output Weight Approx 1 oz Sensitivity Accurate within 02 Volts Servo Pulse unit shipped positive pulse systems negative pulse available upon request SERVO GARD comes complete pre-wired pigtails servo connectors choice installed specify connector type order SEE YOUR DEALER OR ORDER DIRECT DEALER INQUIRIES IN VI TED Price $3795 Postpaid Specify connector type positive negative pulse ordering ENDORSED BY THE SPIRIT OF AMERICA SHOW TEAM LIMA OHIO R F Enterprises 106 N Main St Arlington OH 45814 479 365-5360