nDIs Lidberg FROM THE GOLDEN AGE aviation Davis Dl K prime example open cock pit sport parasol monoplane About 60 Davis Dls built powered Kinner LeBlond Warner engines thus DiK DiL DiW According pilots Davis perform ance pursuit plane yet forgiving heavy-handed fliers model designed Telco CO-2 motor great sport model fun flying small fields Enough scale data available produce respectable AMA Scale model desired built-in throttle Telco possible adjust power output match light minimal airplane heavier well detailed model Scale references model Model Builder February 1974 Westburg drawings photos Air Trails Winter 1976 same Westburg drawings double size photos different airplanes Air Trails issue also has color photos details instrument paneL Wing Begin wing laminating tips center section curve two layers 1/32 x 3/32 bass 3 layers balsa favorite method set up shape desired pins spaced about t Two layers basswood strips lightly sanded better gluing pullcd around pin-template pinned place Hot Stoff applied joint between strips curved piece almost immediately ready sanding use An alternate method use waxed cardboard templates Thin Titebond glue ap plied strips before wrapping works pretty well allows sanding resulting curved piece better white glue Make up L-shaped leading edge piece 1/16 x backed up 1/16 x out wing pinning down curved pieces leading edge trailing edges Add bottom Pleasing lines classic appearance good flying CO-2 powerwhat could ask Davis great sport flier can load detail compete spar Cut out ribs Just W4 rib shown bit sanding will necessary produce taper shown dihedral detail drawing Fit rib carefullyleave out top spar now dry cut wing apart four breaks Block up center section 1/16 nd fit innter panels Now fit outer panels dihedral Davis wing has always intrigued put off project because shapes involved Looking closely wing wasnt nearly compli cated thought top spar can now added After wing has removed building board add center section filler required gussets outer strut mount ing Eventually center section struts will fit up sockets formed wing Make sockets two gussets cutting 1/16 x Vs m notch gusset adding full gusset over sockets perform two func tions positive wing location plenty gluing surface struts Sand wing thoroughly prepare covering Fuselage Begin making two side frames 1/16 sq hard balsa Heres FF aviations Golden Age can have real ball building flying can include lots detail AMA Scale compe titions can simplified sport flying Telco CO-2 engine pro vides clean quiet operation variable-setting power capability September 1981 57 drying cut out formers plywood firewall charger fitting mount landing gear formers Pin sides upside down over top view put cross braces between F2 F5 Crack sides F2 forward part can bent firewall width Clamp glue tailposts together fill remaining cross braces Bend main landing gear 1/32 wire bind main gear former heavy thread rear struts should now bent shape bound rear gear former Glue main gear former place ahead upright fit glue rear gear former Wrap joint between rear main gear wires together fine copper wire solder keep joined Add gussets brace landing gear formers Make balsa filler pieces landing gear wires epoxy place dry remove fuselage board add remaining formers stringers fire walL CO-2 motor tank unit can now temporarily fitted place Bend tubing tank lies under balance point solid mounting charger fitting desired tap 2-56 threads fitting holes right size steel 2-56 screw can made tap filing triangular-shaped groove over about six threads fitting can held model 2-56 nylon screws Because triangular shape fitting mount theres enough room tank lines fitting pulled out through batch desired bit trimming larger tanks can also used Quite bit force 4 lb required charging nose section model needs some strengthening Fill between firewall former F2 top soft balsa block hollowed light ness Make up similar block go between firewall main landing gear former Tack glue place youll able cut out later form hatch After sanding cover body tissue Keep mind upper front portions will covered later stiff paper Shrink tissue give coat very thin nitrate dope model top front portions 58 Model Aviation Left license numbers made stencil cut adhesive drafting film applied wing Ailerons outlined India ink control rod cover Vacuformed Right rudder stab hinges Inked Brass strips paper fasteners make hinges photos author bare bones matter Rib spacing scale fin rudder Stabilizer has enlarged slightly doesnt show Center section strut pg maae cardboard balsa aligns struts squarely Upper ends struts fit sockets wing Like open-cockpit models just doesnt look right pilot Note extra layer card stock luggage cockpit doom t.c amuIy nhur uIuau ti pauu wtn IfltdRS anu cxnauss pipes pushrods plugs wires Louvers Vacuformed detailed flat black paint Shock struts wrapped fishing line FULL-SIZE PLANS AVAILABLE. SEE PAGE 140 OUTER STRUTS I/IA S 3/5 SEE U LOCATIONS I/IBSI/4 L/5XIB AK ] wij 51] 519 SB w] W6 3/35 WASHOJT BETWEEN STRIJTS B TA ROTA SIDES 2ZZiEzz __SHT SOAK TSESE BBS TO MATCH TAPER SHOWN IN CAHEORAL SEYAIL Fl PS CENTER SECACE TOPAFTER STRUT IETSrWEL74AL LAYERS AS SIT AK-NOTCH 14 ROT PC I/IA SAT FROST BALSA SPINNER _______ ALSED TO PLY Sail- fRALSA NOTE STPF FAPEB COVER MOIJJTh[~I OS FROM Fl 32 FD B BACK 32 FR ON TOP Cs WATER SRCTERA STRUT Jill LLEAOPJS EDGE LAWAATE CRUES 2 PCS 1/32S 3/3D BASS OSTER STRUT 1401432 I/lA SAT lABS I/B flN I/SS I/B IABY-II lID ____I/IBS I/3D 5W415 BAAROOILBGER SlBB ATTUCH IBBAI B 46 32 FLSELOSETFWEAO ABOVE SEE WTA ALS BAWD lBS JO TO LOCATE STRUTE TIES EPOCY LOCATIONO 104KB DAIS HI S INSEC f3-K itFcoEII F3P4F5FA FTFRB OS EIAS1E TIREAD OS ERO__________________ OF SAlK STRUT TIREAS ATWPAIS*LDS REAR S1Jn/lA 53/32SRUSLOCw1STAS BUASODOR SBBALOACEL.iI I/IA SO I/3S SAT BANROG AT S WRAP BALSA lEADISAOSST FROST STR u1~47 CYLLOC VA 32 COCOABETWVIA SC NBUABBOSAS BALSA SOCK aLOS SEAR RRIIF B FD ON TOP ~1BT7WL BAA WIlES (IJSCALE REF AS TRALS WBJTER 197KCOLORS WiNS B STAB SLyER U WSE--stQNUJIJI/IK TUBE I/IA PLY~WITH TIGEAD SOS FEB 1974FIllEL B FRASER SARI REDA SI pilot began life plastic cowboy drugstore Reshaped cut half figure used Vacuform make lightweight head balsa mold made Kinner engine head front molded pieces finished head aluminum tube exhaust pipe covered high-gloss coated paper may able find piece large printing shop Ordinary file card stock lines would work about well couple extra coats dope Four pieces paper required Work back overlap slightly move forward bit extra scale detail Add extra layer paper represent luggage REAR WIRE ~FRORT 9KW ok-gluing hatcfl place in nana pnooo aiiows easy removai OT engine anu leniN right note triangular piece holding charge fitting place two nylon screws door well big enough lunch box anyhow door front cockpit firewall back F2 piece paper can used wrap around Arrange seam fall along lower longeron simplify hatch Make up cowl scrap blocks fit around CO-2 motor Cut disk 1/32 ply rear face spinner mount crankshaft Using fuselage disk guides carve sand cowl shape spinner made gluing piece 1A-in dowl block spinning block MotoTooL Shaping done Acto blade sandpaper clamped-down electric drill band drill works well operation Hollow spinner cut clearance Telco prop shim washer 1/16 ply must used between prop spinner disk due shape prop Kinner engine dummy radial engine based thread-wrapped balsa dowels cylinders Heads can made balsa have Vacuform good bead can made form duplicated five times Tbe plastic head hats can glued balsa Continued page 130 FS F3A PS MOVE COS TANK TO ADJUST BALANCE OFFSET MOTSR ARUST 1 SOWN 5 RIGHT SET BIKICER FOR WIlE LEFT TLRL September 1981 59 NEW XHINGE$189/Pkg N EW EASY-MOUNT K&B 40 . Designed Manufactured I~ See Favorite Hobby Shop ER r~u MANUFACTURING Luke Preston Smith Dakota 57249 STOP- A- PROP BRAKES /2A ATD Brake Kit no 101 $275 FAI ABBrake Kit no 102 $32 SI BCBrake Kit no 1O3$375 1 Ca size $8503 FAI size $850 Adaptor Cox 15 kit no 107 $150 used Kit no 102 PA Residents Add 6% Sales Tax K&W ENTERPRISES 7824 Lexington Ave Philadelphia Penna 19152 model stooge absolutely sure strong enough hold model good test would place strong peg stooge place typical motor peg stretchbreak motor stooge can withstand will surely withstand normal wear field usage provided have safely anchored before hooking up motor Mark props Unless have prop design prop different model always chance grabbing wrong prop heat battle no pun intended about summertime Nats events very advisable have identifying marks props Stan Chilton identifies Easy B props neat nubmers showing sequence top bottom prop number weight diameter pitch wood thickness Besides such comprehensive data item SCALE DOCUIVIENTATION SCALE DRAWINGSPHOTOS aOOKLETS 19IINTERNAflONAL 49900 MC KENZIE HWY CATALOGS $200 VIDA OREGON 97429 itself also good idea sure prop number recorded part flight records model uses prop Stans idea using rubber stamp Easy B props adds essentially zero weight makes indelible identification prop series colored dots made soft-tipped pens will similarly built-up microfilmcovered props either coded own code simply ID prop refers written record elsewhere exact details Trim tail feathers Otto Rodenburg Netherlands uses adjustable horizontal sta bilizer gives credit Dieter Siebenmann Switzerland basic tall layout advo cates using some kind adjustment stab Changing wing incidence often involves changes wing rigging otherwise difficult make very small adjustments wing incidence manner assures adjustment will hold reliably case shown stab permanently supported bipod leading edge bottom fin also stabilized stab leading edge stab pivots slightly around joint bipod angle attack changed sliding rear stab post small tissue socket very fine degree elevation control adjustment affords almost luxury allows model fine-tuned minor changes site conditions other point about arrangement underslung mount stab lowers enough assure stab out wings downwash under almost flight conditions Keep up rules proposals About time last year awoke find fly under very unpopular Easy B rules least rest 1980 1981 own inves gations showed didnt partwe fliers gave Free Flight Contest Board almost no guidance regard rules proposals consider 1978-79 rules cycle now final stages new rules cycle rules now under consideration will become effective 1982 Carefully examine recent issues Model Aviation Competi tion Newsletter section continue watch various cross-proposals enacted Contact FFCB member district give him feedback desires dont vote its fair complain about election results Bud Tenny PO Box 545 Richardson TX 75080 Davis Dl K/Lid berg Con finued page 59 circles glued cylinders Paint cylinder head assemblies black before adding other details desired add exhaust intake pipes made 1/16-in aluminum tube small strips bamboo pushrods youre up glue thread A-in lengths straight pin make spark plugs wires Drill holes cowl cylinder leave out now permit painting modeL Wheels model turned shape using MotoTooL Epoxy 1-in length dowel three laminations balsa After wheels shaped revolve MotoTool start center hole 1/32-in drill Enlarge hole 1/16-in dia aluminum tube bearings CeBter sectioB struts Assemble bamboo preferred spruce Make up cardboard strut jig shown attach fuselage rubberbands attach wing rubberbands above jig upper end strut fits wing sockets lower end rests upper longerons After carefully cutting through stiff paper expose longerons strut trim struts fit satisfied fit epoxy lower ends struts fuselage After struts place wing jig removed model can painted Tail surfaces Moveable elevators rudder selected Davis two reasons maximum scale points flight adjustments 130 Model Aviation Basic Kit Consists Following Components Slope Squire Featured R/C SPORTSMAN Jan Saracen$4600 Featured RCM April 1976UCOMPLETE PLANS Seville$61WING CORE Featured MODELAVIATION. FIBERGLAS FUSELAGE WinterhawkPLYWOOD WING SHEETING Featured MODEL AViATiOI\ Hotrock Featured MODEL AVIA Simitar 540$5995 eatured RCM Oct 1978 l-UAM tLUUK lb density 40X1ZX6 $1000 CORE FILM WING SHEETING VA X 60 yd TAPE comes roll$895 L orocnure Available Write to20825A Roaco Blvd.Park CA 91 BILL EVANS RIC AIRCRAFT 02137090894Canoa3o7J WONT BREAK OR BENDEASY TO INSTALL GREATER RIGIDITYMORE DURABILITY I A-632 EL 3/16 aft length 21/2 275 A-532 EL 5/32 ft length 2250 A-532 Sshaft length 1-5/16200 A-432Sshaft length 1-3/16185 A-332 Sshaft length 1-1/8170 3/4 a Rogue . Ie 020 laglne. ft/C 34-S/0 Wingspan lay Ainralt ibs Molly lilosi Because wing tail glued complexities knock-off surfaces felt necessary size model some means adjustment flight necessary Hinging surfaces pieces brass strip paper fastener serves purpose welt Laminate curved outlines use medium hard balsa rest structure After surfaces have removed board separate along hinge lines make binge slots thin razor saw Insert metal strips leave little space hinge line allow bending Hot Stuff will hold metal nicely Surface covering minimize warps during tissue shrinking used rubbing alcohol sprayed through old hair spray pump bottle Rubbing alcohol dries faster shrinks less tightly water Cover wing tail thin Japanese tissue After shrinking tissued areas should receive coat two wellthinned plasticized nitrate dope 10 drops castor oil per ounce uncut nitrate thin needed Paint trim NC77N should have silver wings stab dark red fuselage rudder Yes goofed painted rudder silver looks nice way Floquil model railroad paint provided both colors bright silver caboose red mixed nitrate dope produce glossier finish straight Floquil flat After letting bottles paint settle few days clear liquid poured off discarded bottles filled nitrate thinner shaken mixture added clear nitrate two three coats sprayed inexpensive Badger airbrush ratio should uil thinner mix 2/ thinned plasticized nitrate clear begins sound like something out alchemists cookbook workable way produce lightweight solid colors mask wings NC numbers cut clear adhesive film Zipatone drafting supply storecould also use masking tape After mask place lightly brush clear dope around character minimize color bleeding Two thin coats red adequate NC numbers rudder can made stick-on white letters although silver ink used Leroy pen could produce better looking results Xerox two copies Davis shield plan rubber-cement place Telco prop should painted flat black rear face wood color front Use enamel After sanding filling couple coats clear tires can also painted flat black youre up doing colored dope treatment gray red tissue could used make lighter model thats bit quicker build Details After stabilizer glued place dont forget triangular incidence block thin bamboo struts added underside Thread rigging added between fin stabilizer top Add small balsa filler pieces next fin Bend bamboo tailskid heating glue HENDERTDON5 S ULt44T EMtM13E IF WA5 16 SflZAMPS 2 FEEt LOJ6- OR 2 STRAWJDS lb fEET LONG September1981 131 Spirit St Louis love sky. HARDWARE Possibly historically reosgoized airorati go world isSeed SOs oar Plylise catalog oreseeted Flyllee as asoorate tlyirg reylica ot Charles Lied Flyline Models Inc bergs tOO NY Paris oilers ayyealiog kit irolodes Williams bros cylirders decals & qoality materials 2820 Dart Ave 31 1 Pairiaz Virginia 22031 Plightilne shirts have got covered One-liner Shirts sioso Plane Shirts S725 top quality football shirts complete history backsky blue blue printing war- ground colorful WIX/ll birds red printing Pius airplanes applied sky blue shirts gn fine line followed &ewswaio nrofile view classic airniane F4FWW01 P4OWdUWR Selre PWF Heiiot P-Wi ThdeoR Typhoon F7F Tigrt P-St &oong 8-17 PAng Fortr, FS Boot P-WI BId Wldooo 8-24 Uberotor AT-6 Teoan Fw190 B-ZR Mitoheli P-WE i-iawkPWU Zero9-29 Opreo e humor gags lot people Sky blue T-shirts printed two colors Pius shirt white printed red black CM IS iS SIEnffiG SPECAJ ll&NBee Mens sizes Sm 32-361 Med 3840 Lg 42441 XL 46J OrdePS rlh sooks- .-j IEr aMOrdrMN Order SH OdW NameSend check money order Ipius Si P/HI AddressFIlghtllne ShIrts EtcAid 65% tUiX 12504 Saratoga Avenue Ifl california CityStateZipSaratoga CA 95070 SizeStyleDesignTotal SjJfow 4-6 weeks delivelyl A uthorized FACTORY AUTHORIZED SERVICE DQdIO FOR ALL OF THE FOLLOWING BRA NDS ACeKraftPro Line RS Systems ontro Aero Sport World Engines OrbitRoyal CannonEK LogictrolMathesSimprop RfZ CirrusMicro Avionics MRCJerobee ALSO WARRANTY SERVICE Don McCarthy Factory trained technicians over HOURS Closed Sun& Mon lOam-Bpm-WedFri lOam-6pm Sat lOam-2pm 714 639-8886 941 N MAIN ST ORANGE CALIFORNIA 92667 S 9 I-4L GLIDERSUIEEYEALE 1113 SATELLITE KITS1E151111 ~7 OLD TIME GASA M RUBBER3 NORDICCLASSICSVIDEOTAPE COMPETITION GASON FUEL DT TIMERS -$1075 eachSTART YOUR OWN COLLECTION OF AVIATION FILMS ON EASY TO USE INEXPENSIVE VIOFOCASSETTES AVIATION FILMS OF F Model Sunply ALL TYPES FEATURES WAR OSCOMENTAR ES NEWSREEL ETC NOW AVAILABLE ON VIOEO TAPE SENO $100 FOR CATALOG BlIDS 505 NSEPLILVEDA MANHATTEN BEACH CA 90266 landing gear shock struts made two pieces side lower strut carries bamboo dowel piece slides upper strut looks like shock struts really work decorative necessary flight Begin upper strut rolling up paper tube Four layers notebook paper rolled around 1/16-in wire form basic strut Put white glue paper after roll started will stick wire After few minutes make sure paper tube free wire Make bungee assembly using pins 1/32 sheet shown After painting wrap side five rows elastic thread fish line Make lower struts balsa bamboo Check fit strut pair adjusting mating angles needed epoxy place Moving back up center section struts again rear struts should braced thread down paper cover front struts braced thin bamboo strips Make paper pattern windshield trial fit adjusting necessary Hot Stuff really works great windshields minimizes glue glops Cut some 1/16 strips plastic electrical tape use cover joint base windshield strips also used simulate joint wing ribs center section struts fit small disk black tape serves gas cap center section small covers wing aileron control rods exit made using Vacuform balsa scraps can also used Louvers fuselage side can made balsa Vacuformed Outline ailerons India ink drafting pen Epoxy wing place making sure center section strut pushed way its socket Make up outer struts paint red epoxy place after youve checked make sure wing panels straight space between center outer struts Cut out instrument panel glue extra former add rear cockpit Electrical wire insulation about *20 can split remove wire carefully slipped over edges cockpits make padded edges pilot figure really helps Scale model look realistic local supermarket toy counter yielded plastic cowby figure about 6 tall for39iE Afew minutes work knife sandpaper converted wide-brimmed hat shape closer appearance leather flying helmet figure sawed off shoulder height fit model solid plastic much too heavy use Sawed laterally front back halves used Vacuform produce almost weightless figure Other possibilities could include balsa styrofoam carved sanded shape Flying save some wear tear nerves model leave off spinner radial engine first few flights will also allow adjust Telco throttle After have Davis flying satisfac tion parts can tack-glued place Very little weight involved two items make sure balance point doesnt shift installed has moved adjust tank location compensate youre ready go flying stuff some pieces foam rubber around tank model lands hard tank could wipe out bit structure unless padded braced Make sure balance point 1-1/16 back center section leading edge Adjustment using location CO-2 tank practical method sure tank ends up its outlet elevated try run motor tank nearly below horizon tal liquid CO-2 will freeze line motor shut off Steam warps out tail surfaces steam 3/32-in washout outer wing panels outboard struts did take warps out before installing struts didnt Trailing edge tip should 3/32-in higher leading edge Find place test glide softer concrete first few glides No dont usually have ledgendary field tall grass either best can Bend tail surfaces necessary produce flat fast glide wide 40-50 ft die left circle Start out two layers card stock behind corner Telco case aim thrust line about 10 down 10 right Set Telco throttle motor runs about 60 seconds standard tank will quite allow model climb wont let hit ground very fast either trim grossly bad After want scale flying Scale model take easy open motor up slow easy stages until geta shallow climbing turn Holding charger its nozzle point ing up gas charge results shorter runs test purposes Later use charger point ing down longer flights 6cc tank standard 20Acc Davis flies lot like Indoor model power time lands prop torning very short dead grass will taxi touch down 10 15 feet Flights big tank last 1 minutes model eventually reaching 75 100 ft very leisurely turns ROGs fun too although will have 132 Model Aviation experiment throttle get bit extra power shorter run Davis has turned out really fun modeL flying far has taken place grass-covered schoolyard about block long Eventually well get out club flying field Phoenix Model Airplane Club some con test flying field known among local Scale flyers rock garden however can wait havent tried CO-2 flying yet let pass along comment overheard last time out flying sport model another modeler Scale modelboth us flying many flights fellow club member said Anything that much fun ought illegal CL Aerobatics/Paul Continued page 60 used Dave Brown Gene Martine very good Martine-Baron handle no longer produced because Gene Martine justifiably terrified might drawn lawsuit some other negligent flier gets hurt Mufflers sometime item Adamisin Martine items sometimes available Bob Paul muffler available full moon some other good mufflers available limited quantities Fortunately can get engines since adapting RC-type engines Stunt have tried get some decent balsa lately Its good thing RC still uses glow plugs propellers sometimes paint would have go back Champion spark plugs ignition carving own props ugh plastic coverings sad day Bob Hunt close doors Control Line Specialties thereby saw end flap horns landing gear blocks wires very good Tru-Flite handles foam wings other specialty itemsunfortunately Bob feed clothe family Still biggest single accomplishment Precision Aerobatics Model Pilots Associa tion ease communication has available over past eight years news letter will continue printed too although may occasionally some lapses due real job pressures support Model Aviation magazine letting writerramble off about 1000 words month also very helpful individualized event Stunt keep letters coming ideas questions pictures hints information Stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Combat/Johnson Continued page 61 wing area might want spend some extra time building exotic large models use Vipers backups although bet end up using Vipers time box kit came big enough about six models thats what Id suggest buy Work models evening about week youll have half-dozen ready go Ive seen Slow Combat variation model would assume could order some kits motor mount cut out 15 would reduce wing loading lot whos seen kit really thinks its wellengineered finished Some Los Angeles WHAT RIC BOOK has complete data about 2100 different RIC products over 250 different RIC companies plus beginners tips R/C experts ITS THIS YEARS EDITION OF THE RIC reference book ever really need AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP OR SEND $950 $795 plus $155 postage handling VA residents add 4% sales tax fl/C BUYERS GUIDE Clifton House Clilton VA 22024 AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail Send check money order ACC U- FLITE liii PLUM DRCROWNSVILLE MD 21032 Solareraft presents 2 new fun flyers Solar Dart 12 rubber pooered helicopter climbs over 251 $300 postage paid ready fly Solar Scamp 12 high performance free flying stick model $400 lpovtage patd read3 fIt Stndchtkor mooiA ords rIo Solarcraft Pt Box h825 anta Barbara lit alt i siioicre us ted September 1981 133
Edition: Model Aviation - 1981/09
Page Numbers: 57, 58, 59, 130, 131, 132, 133
nDIs Lidberg FROM THE GOLDEN AGE aviation Davis Dl K prime example open cock pit sport parasol monoplane About 60 Davis Dls built powered Kinner LeBlond Warner engines thus DiK DiL DiW According pilots Davis perform ance pursuit plane yet forgiving heavy-handed fliers model designed Telco CO-2 motor great sport model fun flying small fields Enough scale data available produce respectable AMA Scale model desired built-in throttle Telco possible adjust power output match light minimal airplane heavier well detailed model Scale references model Model Builder February 1974 Westburg drawings photos Air Trails Winter 1976 same Westburg drawings double size photos different airplanes Air Trails issue also has color photos details instrument paneL Wing Begin wing laminating tips center section curve two layers 1/32 x 3/32 bass 3 layers balsa favorite method set up shape desired pins spaced about t Two layers basswood strips lightly sanded better gluing pullcd around pin-template pinned place Hot Stoff applied joint between strips curved piece almost immediately ready sanding use An alternate method use waxed cardboard templates Thin Titebond glue ap plied strips before wrapping works pretty well allows sanding resulting curved piece better white glue Make up L-shaped leading edge piece 1/16 x backed up 1/16 x out wing pinning down curved pieces leading edge trailing edges Add bottom Pleasing lines classic appearance good flying CO-2 powerwhat could ask Davis great sport flier can load detail compete spar Cut out ribs Just W4 rib shown bit sanding will necessary produce taper shown dihedral detail drawing Fit rib carefullyleave out top spar now dry cut wing apart four breaks Block up center section 1/16 nd fit innter panels Now fit outer panels dihedral Davis wing has always intrigued put off project because shapes involved Looking closely wing wasnt nearly compli cated thought top spar can now added After wing has removed building board add center section filler required gussets outer strut mount ing Eventually center section struts will fit up sockets formed wing Make sockets two gussets cutting 1/16 x Vs m notch gusset adding full gusset over sockets perform two func tions positive wing location plenty gluing surface struts Sand wing thoroughly prepare covering Fuselage Begin making two side frames 1/16 sq hard balsa Heres FF aviations Golden Age can have real ball building flying can include lots detail AMA Scale compe titions can simplified sport flying Telco CO-2 engine pro vides clean quiet operation variable-setting power capability September 1981 57 drying cut out formers plywood firewall charger fitting mount landing gear formers Pin sides upside down over top view put cross braces between F2 F5 Crack sides F2 forward part can bent firewall width Clamp glue tailposts together fill remaining cross braces Bend main landing gear 1/32 wire bind main gear former heavy thread rear struts should now bent shape bound rear gear former Glue main gear former place ahead upright fit glue rear gear former Wrap joint between rear main gear wires together fine copper wire solder keep joined Add gussets brace landing gear formers Make balsa filler pieces landing gear wires epoxy place dry remove fuselage board add remaining formers stringers fire walL CO-2 motor tank unit can now temporarily fitted place Bend tubing tank lies under balance point solid mounting charger fitting desired tap 2-56 threads fitting holes right size steel 2-56 screw can made tap filing triangular-shaped groove over about six threads fitting can held model 2-56 nylon screws Because triangular shape fitting mount theres enough room tank lines fitting pulled out through batch desired bit trimming larger tanks can also used Quite bit force 4 lb required charging nose section model needs some strengthening Fill between firewall former F2 top soft balsa block hollowed light ness Make up similar block go between firewall main landing gear former Tack glue place youll able cut out later form hatch After sanding cover body tissue Keep mind upper front portions will covered later stiff paper Shrink tissue give coat very thin nitrate dope model top front portions 58 Model Aviation Left license numbers made stencil cut adhesive drafting film applied wing Ailerons outlined India ink control rod cover Vacuformed Right rudder stab hinges Inked Brass strips paper fasteners make hinges photos author bare bones matter Rib spacing scale fin rudder Stabilizer has enlarged slightly doesnt show Center section strut pg maae cardboard balsa aligns struts squarely Upper ends struts fit sockets wing Like open-cockpit models just doesnt look right pilot Note extra layer card stock luggage cockpit doom t.c amuIy nhur uIuau ti pauu wtn IfltdRS anu cxnauss pipes pushrods plugs wires Louvers Vacuformed detailed flat black paint Shock struts wrapped fishing line FULL-SIZE PLANS AVAILABLE. SEE PAGE 140 OUTER STRUTS I/IA S 3/5 SEE U LOCATIONS I/IBSI/4 L/5XIB AK ] wij 51] 519 SB w] W6 3/35 WASHOJT BETWEEN STRIJTS B TA ROTA SIDES 2ZZiEzz __SHT SOAK TSESE BBS TO MATCH TAPER SHOWN IN CAHEORAL SEYAIL Fl PS CENTER SECACE TOPAFTER STRUT IETSrWEL74AL LAYERS AS SIT AK-NOTCH 14 ROT PC I/IA SAT FROST BALSA SPINNER _______ ALSED TO PLY Sail- fRALSA NOTE STPF FAPEB COVER MOIJJTh[~I OS FROM Fl 32 FD B BACK 32 FR ON TOP Cs WATER SRCTERA STRUT Jill LLEAOPJS EDGE LAWAATE CRUES 2 PCS 1/32S 3/3D BASS OSTER STRUT 1401432 I/lA SAT lABS I/B flN I/SS I/B IABY-II lID ____I/IBS I/3D 5W415 BAAROOILBGER SlBB ATTUCH IBBAI B 46 32 FLSELOSETFWEAO ABOVE SEE WTA ALS BAWD lBS JO TO LOCATE STRUTE TIES EPOCY LOCATIONO 104KB DAIS HI S INSEC f3-K itFcoEII F3P4F5FA FTFRB OS EIAS1E TIREAD OS ERO__________________ OF SAlK STRUT TIREAS ATWPAIS*LDS REAR S1Jn/lA 53/32SRUSLOCw1STAS BUASODOR SBBALOACEL.iI I/IA SO I/3S SAT BANROG AT S WRAP BALSA lEADISAOSST FROST STR u1~47 CYLLOC VA 32 COCOABETWVIA SC NBUABBOSAS BALSA SOCK aLOS SEAR RRIIF B FD ON TOP ~1BT7WL BAA WIlES (IJSCALE REF AS TRALS WBJTER 197KCOLORS WiNS B STAB SLyER U WSE--stQNUJIJI/IK TUBE I/IA PLY~WITH TIGEAD SOS FEB 1974FIllEL B FRASER SARI REDA SI pilot began life plastic cowboy drugstore Reshaped cut half figure used Vacuform make lightweight head balsa mold made Kinner engine head front molded pieces finished head aluminum tube exhaust pipe covered high-gloss coated paper may able find piece large printing shop Ordinary file card stock lines would work about well couple extra coats dope Four pieces paper required Work back overlap slightly move forward bit extra scale detail Add extra layer paper represent luggage REAR WIRE ~FRORT 9KW ok-gluing hatcfl place in nana pnooo aiiows easy removai OT engine anu leniN right note triangular piece holding charge fitting place two nylon screws door well big enough lunch box anyhow door front cockpit firewall back F2 piece paper can used wrap around Arrange seam fall along lower longeron simplify hatch Make up cowl scrap blocks fit around CO-2 motor Cut disk 1/32 ply rear face spinner mount crankshaft Using fuselage disk guides carve sand cowl shape spinner made gluing piece 1A-in dowl block spinning block MotoTooL Shaping done Acto blade sandpaper clamped-down electric drill band drill works well operation Hollow spinner cut clearance Telco prop shim washer 1/16 ply must used between prop spinner disk due shape prop Kinner engine dummy radial engine based thread-wrapped balsa dowels cylinders Heads can made balsa have Vacuform good bead can made form duplicated five times Tbe plastic head hats can glued balsa Continued page 130 FS F3A PS MOVE COS TANK TO ADJUST BALANCE OFFSET MOTSR ARUST 1 SOWN 5 RIGHT SET BIKICER FOR WIlE LEFT TLRL September 1981 59 NEW XHINGE$189/Pkg N EW EASY-MOUNT K&B 40 . Designed Manufactured I~ See Favorite Hobby Shop ER r~u MANUFACTURING Luke Preston Smith Dakota 57249 STOP- A- PROP BRAKES /2A ATD Brake Kit no 101 $275 FAI ABBrake Kit no 102 $32 SI BCBrake Kit no 1O3$375 1 Ca size $8503 FAI size $850 Adaptor Cox 15 kit no 107 $150 used Kit no 102 PA Residents Add 6% Sales Tax K&W ENTERPRISES 7824 Lexington Ave Philadelphia Penna 19152 model stooge absolutely sure strong enough hold model good test would place strong peg stooge place typical motor peg stretchbreak motor stooge can withstand will surely withstand normal wear field usage provided have safely anchored before hooking up motor Mark props Unless have prop design prop different model always chance grabbing wrong prop heat battle no pun intended about summertime Nats events very advisable have identifying marks props Stan Chilton identifies Easy B props neat nubmers showing sequence top bottom prop number weight diameter pitch wood thickness Besides such comprehensive data item SCALE DOCUIVIENTATION SCALE DRAWINGSPHOTOS aOOKLETS 19IINTERNAflONAL 49900 MC KENZIE HWY CATALOGS $200 VIDA OREGON 97429 itself also good idea sure prop number recorded part flight records model uses prop Stans idea using rubber stamp Easy B props adds essentially zero weight makes indelible identification prop series colored dots made soft-tipped pens will similarly built-up microfilmcovered props either coded own code simply ID prop refers written record elsewhere exact details Trim tail feathers Otto Rodenburg Netherlands uses adjustable horizontal sta bilizer gives credit Dieter Siebenmann Switzerland basic tall layout advo cates using some kind adjustment stab Changing wing incidence often involves changes wing rigging otherwise difficult make very small adjustments wing incidence manner assures adjustment will hold reliably case shown stab permanently supported bipod leading edge bottom fin also stabilized stab leading edge stab pivots slightly around joint bipod angle attack changed sliding rear stab post small tissue socket very fine degree elevation control adjustment affords almost luxury allows model fine-tuned minor changes site conditions other point about arrangement underslung mount stab lowers enough assure stab out wings downwash under almost flight conditions Keep up rules proposals About time last year awoke find fly under very unpopular Easy B rules least rest 1980 1981 own inves gations showed didnt partwe fliers gave Free Flight Contest Board almost no guidance regard rules proposals consider 1978-79 rules cycle now final stages new rules cycle rules now under consideration will become effective 1982 Carefully examine recent issues Model Aviation Competi tion Newsletter section continue watch various cross-proposals enacted Contact FFCB member district give him feedback desires dont vote its fair complain about election results Bud Tenny PO Box 545 Richardson TX 75080 Davis Dl K/Lid berg Con finued page 59 circles glued cylinders Paint cylinder head assemblies black before adding other details desired add exhaust intake pipes made 1/16-in aluminum tube small strips bamboo pushrods youre up glue thread A-in lengths straight pin make spark plugs wires Drill holes cowl cylinder leave out now permit painting modeL Wheels model turned shape using MotoTooL Epoxy 1-in length dowel three laminations balsa After wheels shaped revolve MotoTool start center hole 1/32-in drill Enlarge hole 1/16-in dia aluminum tube bearings CeBter sectioB struts Assemble bamboo preferred spruce Make up cardboard strut jig shown attach fuselage rubberbands attach wing rubberbands above jig upper end strut fits wing sockets lower end rests upper longerons After carefully cutting through stiff paper expose longerons strut trim struts fit satisfied fit epoxy lower ends struts fuselage After struts place wing jig removed model can painted Tail surfaces Moveable elevators rudder selected Davis two reasons maximum scale points flight adjustments 130 Model Aviation Basic Kit Consists Following Components Slope Squire Featured R/C SPORTSMAN Jan Saracen$4600 Featured RCM April 1976UCOMPLETE PLANS Seville$61WING CORE Featured MODELAVIATION. FIBERGLAS FUSELAGE WinterhawkPLYWOOD WING SHEETING Featured MODEL AViATiOI\ Hotrock Featured MODEL AVIA Simitar 540$5995 eatured RCM Oct 1978 l-UAM tLUUK lb density 40X1ZX6 $1000 CORE FILM WING SHEETING VA X 60 yd TAPE comes roll$895 L orocnure Available Write to20825A Roaco Blvd.Park CA 91 BILL EVANS RIC AIRCRAFT 02137090894Canoa3o7J WONT BREAK OR BENDEASY TO INSTALL GREATER RIGIDITYMORE DURABILITY I A-632 EL 3/16 aft length 21/2 275 A-532 EL 5/32 ft length 2250 A-532 Sshaft length 1-5/16200 A-432Sshaft length 1-3/16185 A-332 Sshaft length 1-1/8170 3/4 a Rogue . Ie 020 laglne. ft/C 34-S/0 Wingspan lay Ainralt ibs Molly lilosi Because wing tail glued complexities knock-off surfaces felt necessary size model some means adjustment flight necessary Hinging surfaces pieces brass strip paper fastener serves purpose welt Laminate curved outlines use medium hard balsa rest structure After surfaces have removed board separate along hinge lines make binge slots thin razor saw Insert metal strips leave little space hinge line allow bending Hot Stuff will hold metal nicely Surface covering minimize warps during tissue shrinking used rubbing alcohol sprayed through old hair spray pump bottle Rubbing alcohol dries faster shrinks less tightly water Cover wing tail thin Japanese tissue After shrinking tissued areas should receive coat two wellthinned plasticized nitrate dope 10 drops castor oil per ounce uncut nitrate thin needed Paint trim NC77N should have silver wings stab dark red fuselage rudder Yes goofed painted rudder silver looks nice way Floquil model railroad paint provided both colors bright silver caboose red mixed nitrate dope produce glossier finish straight Floquil flat After letting bottles paint settle few days clear liquid poured off discarded bottles filled nitrate thinner shaken mixture added clear nitrate two three coats sprayed inexpensive Badger airbrush ratio should uil thinner mix 2/ thinned plasticized nitrate clear begins sound like something out alchemists cookbook workable way produce lightweight solid colors mask wings NC numbers cut clear adhesive film Zipatone drafting supply storecould also use masking tape After mask place lightly brush clear dope around character minimize color bleeding Two thin coats red adequate NC numbers rudder can made stick-on white letters although silver ink used Leroy pen could produce better looking results Xerox two copies Davis shield plan rubber-cement place Telco prop should painted flat black rear face wood color front Use enamel After sanding filling couple coats clear tires can also painted flat black youre up doing colored dope treatment gray red tissue could used make lighter model thats bit quicker build Details After stabilizer glued place dont forget triangular incidence block thin bamboo struts added underside Thread rigging added between fin stabilizer top Add small balsa filler pieces next fin Bend bamboo tailskid heating glue HENDERTDON5 S ULt44T EMtM13E IF WA5 16 SflZAMPS 2 FEEt LOJ6- OR 2 STRAWJDS lb fEET LONG September1981 131 Spirit St Louis love sky. HARDWARE Possibly historically reosgoized airorati go world isSeed SOs oar Plylise catalog oreseeted Flyllee as asoorate tlyirg reylica ot Charles Lied Flyline Models Inc bergs tOO NY Paris oilers ayyealiog kit irolodes Williams bros cylirders decals & qoality materials 2820 Dart Ave 31 1 Pairiaz Virginia 22031 Plightilne shirts have got covered One-liner Shirts sioso Plane Shirts S725 top quality football shirts complete history backsky blue blue printing war- ground colorful WIX/ll birds red printing Pius airplanes applied sky blue shirts gn fine line followed &ewswaio nrofile view classic airniane F4FWW01 P4OWdUWR Selre PWF Heiiot P-Wi ThdeoR Typhoon F7F Tigrt P-St &oong 8-17 PAng Fortr, FS Boot P-WI BId Wldooo 8-24 Uberotor AT-6 Teoan Fw190 B-ZR Mitoheli P-WE i-iawkPWU Zero9-29 Opreo e humor gags lot people Sky blue T-shirts printed two colors Pius shirt white printed red black CM IS iS SIEnffiG SPECAJ ll&NBee Mens sizes Sm 32-361 Med 3840 Lg 42441 XL 46J OrdePS rlh sooks- .-j IEr aMOrdrMN Order SH OdW NameSend check money order Ipius Si P/HI AddressFIlghtllne ShIrts EtcAid 65% tUiX 12504 Saratoga Avenue Ifl california CityStateZipSaratoga CA 95070 SizeStyleDesignTotal SjJfow 4-6 weeks delivelyl A uthorized FACTORY AUTHORIZED SERVICE DQdIO FOR ALL OF THE FOLLOWING BRA NDS ACeKraftPro Line RS Systems ontro Aero Sport World Engines OrbitRoyal CannonEK LogictrolMathesSimprop RfZ CirrusMicro Avionics MRCJerobee ALSO WARRANTY SERVICE Don McCarthy Factory trained technicians over HOURS Closed Sun& Mon lOam-Bpm-WedFri lOam-6pm Sat lOam-2pm 714 639-8886 941 N MAIN ST ORANGE CALIFORNIA 92667 S 9 I-4L GLIDERSUIEEYEALE 1113 SATELLITE KITS1E151111 ~7 OLD TIME GASA M RUBBER3 NORDICCLASSICSVIDEOTAPE COMPETITION GASON FUEL DT TIMERS -$1075 eachSTART YOUR OWN COLLECTION OF AVIATION FILMS ON EASY TO USE INEXPENSIVE VIOFOCASSETTES AVIATION FILMS OF F Model Sunply ALL TYPES FEATURES WAR OSCOMENTAR ES NEWSREEL ETC NOW AVAILABLE ON VIOEO TAPE SENO $100 FOR CATALOG BlIDS 505 NSEPLILVEDA MANHATTEN BEACH CA 90266 landing gear shock struts made two pieces side lower strut carries bamboo dowel piece slides upper strut looks like shock struts really work decorative necessary flight Begin upper strut rolling up paper tube Four layers notebook paper rolled around 1/16-in wire form basic strut Put white glue paper after roll started will stick wire After few minutes make sure paper tube free wire Make bungee assembly using pins 1/32 sheet shown After painting wrap side five rows elastic thread fish line Make lower struts balsa bamboo Check fit strut pair adjusting mating angles needed epoxy place Moving back up center section struts again rear struts should braced thread down paper cover front struts braced thin bamboo strips Make paper pattern windshield trial fit adjusting necessary Hot Stuff really works great windshields minimizes glue glops Cut some 1/16 strips plastic electrical tape use cover joint base windshield strips also used simulate joint wing ribs center section struts fit small disk black tape serves gas cap center section small covers wing aileron control rods exit made using Vacuform balsa scraps can also used Louvers fuselage side can made balsa Vacuformed Outline ailerons India ink drafting pen Epoxy wing place making sure center section strut pushed way its socket Make up outer struts paint red epoxy place after youve checked make sure wing panels straight space between center outer struts Cut out instrument panel glue extra former add rear cockpit Electrical wire insulation about *20 can split remove wire carefully slipped over edges cockpits make padded edges pilot figure really helps Scale model look realistic local supermarket toy counter yielded plastic cowby figure about 6 tall for39iE Afew minutes work knife sandpaper converted wide-brimmed hat shape closer appearance leather flying helmet figure sawed off shoulder height fit model solid plastic much too heavy use Sawed laterally front back halves used Vacuform produce almost weightless figure Other possibilities could include balsa styrofoam carved sanded shape Flying save some wear tear nerves model leave off spinner radial engine first few flights will also allow adjust Telco throttle After have Davis flying satisfac tion parts can tack-glued place Very little weight involved two items make sure balance point doesnt shift installed has moved adjust tank location compensate youre ready go flying stuff some pieces foam rubber around tank model lands hard tank could wipe out bit structure unless padded braced Make sure balance point 1-1/16 back center section leading edge Adjustment using location CO-2 tank practical method sure tank ends up its outlet elevated try run motor tank nearly below horizon tal liquid CO-2 will freeze line motor shut off Steam warps out tail surfaces steam 3/32-in washout outer wing panels outboard struts did take warps out before installing struts didnt Trailing edge tip should 3/32-in higher leading edge Find place test glide softer concrete first few glides No dont usually have ledgendary field tall grass either best can Bend tail surfaces necessary produce flat fast glide wide 40-50 ft die left circle Start out two layers card stock behind corner Telco case aim thrust line about 10 down 10 right Set Telco throttle motor runs about 60 seconds standard tank will quite allow model climb wont let hit ground very fast either trim grossly bad After want scale flying Scale model take easy open motor up slow easy stages until geta shallow climbing turn Holding charger its nozzle point ing up gas charge results shorter runs test purposes Later use charger point ing down longer flights 6cc tank standard 20Acc Davis flies lot like Indoor model power time lands prop torning very short dead grass will taxi touch down 10 15 feet Flights big tank last 1 minutes model eventually reaching 75 100 ft very leisurely turns ROGs fun too although will have 132 Model Aviation experiment throttle get bit extra power shorter run Davis has turned out really fun modeL flying far has taken place grass-covered schoolyard about block long Eventually well get out club flying field Phoenix Model Airplane Club some con test flying field known among local Scale flyers rock garden however can wait havent tried CO-2 flying yet let pass along comment overheard last time out flying sport model another modeler Scale modelboth us flying many flights fellow club member said Anything that much fun ought illegal CL Aerobatics/Paul Continued page 60 used Dave Brown Gene Martine very good Martine-Baron handle no longer produced because Gene Martine justifiably terrified might drawn lawsuit some other negligent flier gets hurt Mufflers sometime item Adamisin Martine items sometimes available Bob Paul muffler available full moon some other good mufflers available limited quantities Fortunately can get engines since adapting RC-type engines Stunt have tried get some decent balsa lately Its good thing RC still uses glow plugs propellers sometimes paint would have go back Champion spark plugs ignition carving own props ugh plastic coverings sad day Bob Hunt close doors Control Line Specialties thereby saw end flap horns landing gear blocks wires very good Tru-Flite handles foam wings other specialty itemsunfortunately Bob feed clothe family Still biggest single accomplishment Precision Aerobatics Model Pilots Associa tion ease communication has available over past eight years news letter will continue printed too although may occasionally some lapses due real job pressures support Model Aviation magazine letting writerramble off about 1000 words month also very helpful individualized event Stunt keep letters coming ideas questions pictures hints information Stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Combat/Johnson Continued page 61 wing area might want spend some extra time building exotic large models use Vipers backups although bet end up using Vipers time box kit came big enough about six models thats what Id suggest buy Work models evening about week youll have half-dozen ready go Ive seen Slow Combat variation model would assume could order some kits motor mount cut out 15 would reduce wing loading lot whos seen kit really thinks its wellengineered finished Some Los Angeles WHAT RIC BOOK has complete data about 2100 different RIC products over 250 different RIC companies plus beginners tips R/C experts ITS THIS YEARS EDITION OF THE RIC reference book ever really need AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP OR SEND $950 $795 plus $155 postage handling VA residents add 4% sales tax fl/C BUYERS GUIDE Clifton House Clilton VA 22024 AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail Send check money order ACC U- FLITE liii PLUM DRCROWNSVILLE MD 21032 Solareraft presents 2 new fun flyers Solar Dart 12 rubber pooered helicopter climbs over 251 $300 postage paid ready fly Solar Scamp 12 high performance free flying stick model $400 lpovtage patd read3 fIt Stndchtkor mooiA ords rIo Solarcraft Pt Box h825 anta Barbara lit alt i siioicre us ted September 1981 133
Edition: Model Aviation - 1981/09
Page Numbers: 57, 58, 59, 130, 131, 132, 133
nDIs Lidberg FROM THE GOLDEN AGE aviation Davis Dl K prime example open cock pit sport parasol monoplane About 60 Davis Dls built powered Kinner LeBlond Warner engines thus DiK DiL DiW According pilots Davis perform ance pursuit plane yet forgiving heavy-handed fliers model designed Telco CO-2 motor great sport model fun flying small fields Enough scale data available produce respectable AMA Scale model desired built-in throttle Telco possible adjust power output match light minimal airplane heavier well detailed model Scale references model Model Builder February 1974 Westburg drawings photos Air Trails Winter 1976 same Westburg drawings double size photos different airplanes Air Trails issue also has color photos details instrument paneL Wing Begin wing laminating tips center section curve two layers 1/32 x 3/32 bass 3 layers balsa favorite method set up shape desired pins spaced about t Two layers basswood strips lightly sanded better gluing pullcd around pin-template pinned place Hot Stoff applied joint between strips curved piece almost immediately ready sanding use An alternate method use waxed cardboard templates Thin Titebond glue ap plied strips before wrapping works pretty well allows sanding resulting curved piece better white glue Make up L-shaped leading edge piece 1/16 x backed up 1/16 x out wing pinning down curved pieces leading edge trailing edges Add bottom Pleasing lines classic appearance good flying CO-2 powerwhat could ask Davis great sport flier can load detail compete spar Cut out ribs Just W4 rib shown bit sanding will necessary produce taper shown dihedral detail drawing Fit rib carefullyleave out top spar now dry cut wing apart four breaks Block up center section 1/16 nd fit innter panels Now fit outer panels dihedral Davis wing has always intrigued put off project because shapes involved Looking closely wing wasnt nearly compli cated thought top spar can now added After wing has removed building board add center section filler required gussets outer strut mount ing Eventually center section struts will fit up sockets formed wing Make sockets two gussets cutting 1/16 x Vs m notch gusset adding full gusset over sockets perform two func tions positive wing location plenty gluing surface struts Sand wing thoroughly prepare covering Fuselage Begin making two side frames 1/16 sq hard balsa Heres FF aviations Golden Age can have real ball building flying can include lots detail AMA Scale compe titions can simplified sport flying Telco CO-2 engine pro vides clean quiet operation variable-setting power capability September 1981 57 drying cut out formers plywood firewall charger fitting mount landing gear formers Pin sides upside down over top view put cross braces between F2 F5 Crack sides F2 forward part can bent firewall width Clamp glue tailposts together fill remaining cross braces Bend main landing gear 1/32 wire bind main gear former heavy thread rear struts should now bent shape bound rear gear former Glue main gear former place ahead upright fit glue rear gear former Wrap joint between rear main gear wires together fine copper wire solder keep joined Add gussets brace landing gear formers Make balsa filler pieces landing gear wires epoxy place dry remove fuselage board add remaining formers stringers fire walL CO-2 motor tank unit can now temporarily fitted place Bend tubing tank lies under balance point solid mounting charger fitting desired tap 2-56 threads fitting holes right size steel 2-56 screw can made tap filing triangular-shaped groove over about six threads fitting can held model 2-56 nylon screws Because triangular shape fitting mount theres enough room tank lines fitting pulled out through batch desired bit trimming larger tanks can also used Quite bit force 4 lb required charging nose section model needs some strengthening Fill between firewall former F2 top soft balsa block hollowed light ness Make up similar block go between firewall main landing gear former Tack glue place youll able cut out later form hatch After sanding cover body tissue Keep mind upper front portions will covered later stiff paper Shrink tissue give coat very thin nitrate dope model top front portions 58 Model Aviation Left license numbers made stencil cut adhesive drafting film applied wing Ailerons outlined India ink control rod cover Vacuformed Right rudder stab hinges Inked Brass strips paper fasteners make hinges photos author bare bones matter Rib spacing scale fin rudder Stabilizer has enlarged slightly doesnt show Center section strut pg maae cardboard balsa aligns struts squarely Upper ends struts fit sockets wing Like open-cockpit models just doesnt look right pilot Note extra layer card stock luggage cockpit doom t.c amuIy nhur uIuau ti pauu wtn IfltdRS anu cxnauss pipes pushrods plugs wires Louvers Vacuformed detailed flat black paint Shock struts wrapped fishing line FULL-SIZE PLANS AVAILABLE. SEE PAGE 140 OUTER STRUTS I/IA S 3/5 SEE U LOCATIONS I/IBSI/4 L/5XIB AK ] wij 51] 519 SB w] W6 3/35 WASHOJT BETWEEN STRIJTS B TA ROTA SIDES 2ZZiEzz __SHT SOAK TSESE BBS TO MATCH TAPER SHOWN IN CAHEORAL SEYAIL Fl PS CENTER SECACE TOPAFTER STRUT IETSrWEL74AL LAYERS AS SIT AK-NOTCH 14 ROT PC I/IA SAT FROST BALSA SPINNER _______ ALSED TO PLY Sail- fRALSA NOTE STPF FAPEB COVER MOIJJTh[~I OS FROM Fl 32 FD B BACK 32 FR ON TOP Cs WATER SRCTERA STRUT Jill LLEAOPJS EDGE LAWAATE CRUES 2 PCS 1/32S 3/3D BASS OSTER STRUT 1401432 I/lA SAT lABS I/B flN I/SS I/B IABY-II lID ____I/IBS I/3D 5W415 BAAROOILBGER SlBB ATTUCH IBBAI B 46 32 FLSELOSETFWEAO ABOVE SEE WTA ALS BAWD lBS JO TO LOCATE STRUTE TIES EPOCY LOCATIONO 104KB DAIS HI S INSEC f3-K itFcoEII F3P4F5FA FTFRB OS EIAS1E TIREAD OS ERO__________________ OF SAlK STRUT TIREAS ATWPAIS*LDS REAR S1Jn/lA 53/32SRUSLOCw1STAS BUASODOR SBBALOACEL.iI I/IA SO I/3S SAT BANROG AT S WRAP BALSA lEADISAOSST FROST STR u1~47 CYLLOC VA 32 COCOABETWVIA SC NBUABBOSAS BALSA SOCK aLOS SEAR RRIIF B FD ON TOP ~1BT7WL BAA WIlES (IJSCALE REF AS TRALS WBJTER 197KCOLORS WiNS B STAB SLyER U WSE--stQNUJIJI/IK TUBE I/IA PLY~WITH TIGEAD SOS FEB 1974FIllEL B FRASER SARI REDA SI pilot began life plastic cowboy drugstore Reshaped cut half figure used Vacuform make lightweight head balsa mold made Kinner engine head front molded pieces finished head aluminum tube exhaust pipe covered high-gloss coated paper may able find piece large printing shop Ordinary file card stock lines would work about well couple extra coats dope Four pieces paper required Work back overlap slightly move forward bit extra scale detail Add extra layer paper represent luggage REAR WIRE ~FRORT 9KW ok-gluing hatcfl place in nana pnooo aiiows easy removai OT engine anu leniN right note triangular piece holding charge fitting place two nylon screws door well big enough lunch box anyhow door front cockpit firewall back F2 piece paper can used wrap around Arrange seam fall along lower longeron simplify hatch Make up cowl scrap blocks fit around CO-2 motor Cut disk 1/32 ply rear face spinner mount crankshaft Using fuselage disk guides carve sand cowl shape spinner made gluing piece 1A-in dowl block spinning block MotoTooL Shaping done Acto blade sandpaper clamped-down electric drill band drill works well operation Hollow spinner cut clearance Telco prop shim washer 1/16 ply must used between prop spinner disk due shape prop Kinner engine dummy radial engine based thread-wrapped balsa dowels cylinders Heads can made balsa have Vacuform good bead can made form duplicated five times Tbe plastic head hats can glued balsa Continued page 130 FS F3A PS MOVE COS TANK TO ADJUST BALANCE OFFSET MOTSR ARUST 1 SOWN 5 RIGHT SET BIKICER FOR WIlE LEFT TLRL September 1981 59 NEW XHINGE$189/Pkg N EW EASY-MOUNT K&B 40 . Designed Manufactured I~ See Favorite Hobby Shop ER r~u MANUFACTURING Luke Preston Smith Dakota 57249 STOP- A- PROP BRAKES /2A ATD Brake Kit no 101 $275 FAI ABBrake Kit no 102 $32 SI BCBrake Kit no 1O3$375 1 Ca size $8503 FAI size $850 Adaptor Cox 15 kit no 107 $150 used Kit no 102 PA Residents Add 6% Sales Tax K&W ENTERPRISES 7824 Lexington Ave Philadelphia Penna 19152 model stooge absolutely sure strong enough hold model good test would place strong peg stooge place typical motor peg stretchbreak motor stooge can withstand will surely withstand normal wear field usage provided have safely anchored before hooking up motor Mark props Unless have prop design prop different model always chance grabbing wrong prop heat battle no pun intended about summertime Nats events very advisable have identifying marks props Stan Chilton identifies Easy B props neat nubmers showing sequence top bottom prop number weight diameter pitch wood thickness Besides such comprehensive data item SCALE DOCUIVIENTATION SCALE DRAWINGSPHOTOS aOOKLETS 19IINTERNAflONAL 49900 MC KENZIE HWY CATALOGS $200 VIDA OREGON 97429 itself also good idea sure prop number recorded part flight records model uses prop Stans idea using rubber stamp Easy B props adds essentially zero weight makes indelible identification prop series colored dots made soft-tipped pens will similarly built-up microfilmcovered props either coded own code simply ID prop refers written record elsewhere exact details Trim tail feathers Otto Rodenburg Netherlands uses adjustable horizontal sta bilizer gives credit Dieter Siebenmann Switzerland basic tall layout advo cates using some kind adjustment stab Changing wing incidence often involves changes wing rigging otherwise difficult make very small adjustments wing incidence manner assures adjustment will hold reliably case shown stab permanently supported bipod leading edge bottom fin also stabilized stab leading edge stab pivots slightly around joint bipod angle attack changed sliding rear stab post small tissue socket very fine degree elevation control adjustment affords almost luxury allows model fine-tuned minor changes site conditions other point about arrangement underslung mount stab lowers enough assure stab out wings downwash under almost flight conditions Keep up rules proposals About time last year awoke find fly under very unpopular Easy B rules least rest 1980 1981 own inves gations showed didnt partwe fliers gave Free Flight Contest Board almost no guidance regard rules proposals consider 1978-79 rules cycle now final stages new rules cycle rules now under consideration will become effective 1982 Carefully examine recent issues Model Aviation Competi tion Newsletter section continue watch various cross-proposals enacted Contact FFCB member district give him feedback desires dont vote its fair complain about election results Bud Tenny PO Box 545 Richardson TX 75080 Davis Dl K/Lid berg Con finued page 59 circles glued cylinders Paint cylinder head assemblies black before adding other details desired add exhaust intake pipes made 1/16-in aluminum tube small strips bamboo pushrods youre up glue thread A-in lengths straight pin make spark plugs wires Drill holes cowl cylinder leave out now permit painting modeL Wheels model turned shape using MotoTooL Epoxy 1-in length dowel three laminations balsa After wheels shaped revolve MotoTool start center hole 1/32-in drill Enlarge hole 1/16-in dia aluminum tube bearings CeBter sectioB struts Assemble bamboo preferred spruce Make up cardboard strut jig shown attach fuselage rubberbands attach wing rubberbands above jig upper end strut fits wing sockets lower end rests upper longerons After carefully cutting through stiff paper expose longerons strut trim struts fit satisfied fit epoxy lower ends struts fuselage After struts place wing jig removed model can painted Tail surfaces Moveable elevators rudder selected Davis two reasons maximum scale points flight adjustments 130 Model Aviation Basic Kit Consists Following Components Slope Squire Featured R/C SPORTSMAN Jan Saracen$4600 Featured RCM April 1976UCOMPLETE PLANS Seville$61WING CORE Featured MODELAVIATION. FIBERGLAS FUSELAGE WinterhawkPLYWOOD WING SHEETING Featured MODEL AViATiOI\ Hotrock Featured MODEL AVIA Simitar 540$5995 eatured RCM Oct 1978 l-UAM tLUUK lb density 40X1ZX6 $1000 CORE FILM WING SHEETING VA X 60 yd TAPE comes roll$895 L orocnure Available Write to20825A Roaco Blvd.Park CA 91 BILL EVANS RIC AIRCRAFT 02137090894Canoa3o7J WONT BREAK OR BENDEASY TO INSTALL GREATER RIGIDITYMORE DURABILITY I A-632 EL 3/16 aft length 21/2 275 A-532 EL 5/32 ft length 2250 A-532 Sshaft length 1-5/16200 A-432Sshaft length 1-3/16185 A-332 Sshaft length 1-1/8170 3/4 a Rogue . Ie 020 laglne. ft/C 34-S/0 Wingspan lay Ainralt ibs Molly lilosi Because wing tail glued complexities knock-off surfaces felt necessary size model some means adjustment flight necessary Hinging surfaces pieces brass strip paper fastener serves purpose welt Laminate curved outlines use medium hard balsa rest structure After surfaces have removed board separate along hinge lines make binge slots thin razor saw Insert metal strips leave little space hinge line allow bending Hot Stuff will hold metal nicely Surface covering minimize warps during tissue shrinking used rubbing alcohol sprayed through old hair spray pump bottle Rubbing alcohol dries faster shrinks less tightly water Cover wing tail thin Japanese tissue After shrinking tissued areas should receive coat two wellthinned plasticized nitrate dope 10 drops castor oil per ounce uncut nitrate thin needed Paint trim NC77N should have silver wings stab dark red fuselage rudder Yes goofed painted rudder silver looks nice way Floquil model railroad paint provided both colors bright silver caboose red mixed nitrate dope produce glossier finish straight Floquil flat After letting bottles paint settle few days clear liquid poured off discarded bottles filled nitrate thinner shaken mixture added clear nitrate two three coats sprayed inexpensive Badger airbrush ratio should uil thinner mix 2/ thinned plasticized nitrate clear begins sound like something out alchemists cookbook workable way produce lightweight solid colors mask wings NC numbers cut clear adhesive film Zipatone drafting supply storecould also use masking tape After mask place lightly brush clear dope around character minimize color bleeding Two thin coats red adequate NC numbers rudder can made stick-on white letters although silver ink used Leroy pen could produce better looking results Xerox two copies Davis shield plan rubber-cement place Telco prop should painted flat black rear face wood color front Use enamel After sanding filling couple coats clear tires can also painted flat black youre up doing colored dope treatment gray red tissue could used make lighter model thats bit quicker build Details After stabilizer glued place dont forget triangular incidence block thin bamboo struts added underside Thread rigging added between fin stabilizer top Add small balsa filler pieces next fin Bend bamboo tailskid heating glue HENDERTDON5 S ULt44T EMtM13E IF WA5 16 SflZAMPS 2 FEEt LOJ6- OR 2 STRAWJDS lb fEET LONG September1981 131 Spirit St Louis love sky. HARDWARE Possibly historically reosgoized airorati go world isSeed SOs oar Plylise catalog oreseeted Flyllee as asoorate tlyirg reylica ot Charles Lied Flyline Models Inc bergs tOO NY Paris oilers ayyealiog kit irolodes Williams bros cylirders decals & qoality materials 2820 Dart Ave 31 1 Pairiaz Virginia 22031 Plightilne shirts have got covered One-liner Shirts sioso Plane Shirts S725 top quality football shirts complete history backsky blue blue printing war- ground colorful WIX/ll birds red printing Pius airplanes applied sky blue shirts gn fine line followed &ewswaio nrofile view classic airniane F4FWW01 P4OWdUWR Selre PWF Heiiot P-Wi ThdeoR Typhoon F7F Tigrt P-St &oong 8-17 PAng Fortr, FS Boot P-WI BId Wldooo 8-24 Uberotor AT-6 Teoan Fw190 B-ZR Mitoheli P-WE i-iawkPWU Zero9-29 Opreo e humor gags lot people Sky blue T-shirts printed two colors Pius shirt white printed red black CM IS iS SIEnffiG SPECAJ ll&NBee Mens sizes Sm 32-361 Med 3840 Lg 42441 XL 46J OrdePS rlh sooks- .-j IEr aMOrdrMN Order SH OdW NameSend check money order Ipius Si P/HI AddressFIlghtllne ShIrts EtcAid 65% tUiX 12504 Saratoga Avenue Ifl california CityStateZipSaratoga CA 95070 SizeStyleDesignTotal SjJfow 4-6 weeks delivelyl A uthorized FACTORY AUTHORIZED SERVICE DQdIO FOR ALL OF THE FOLLOWING BRA NDS ACeKraftPro Line RS Systems ontro Aero Sport World Engines OrbitRoyal CannonEK LogictrolMathesSimprop RfZ CirrusMicro Avionics MRCJerobee ALSO WARRANTY SERVICE Don McCarthy Factory trained technicians over HOURS Closed Sun& Mon lOam-Bpm-WedFri lOam-6pm Sat lOam-2pm 714 639-8886 941 N MAIN ST ORANGE CALIFORNIA 92667 S 9 I-4L GLIDERSUIEEYEALE 1113 SATELLITE KITS1E151111 ~7 OLD TIME GASA M RUBBER3 NORDICCLASSICSVIDEOTAPE COMPETITION GASON FUEL DT TIMERS -$1075 eachSTART YOUR OWN COLLECTION OF AVIATION FILMS ON EASY TO USE INEXPENSIVE VIOFOCASSETTES AVIATION FILMS OF F Model Sunply ALL TYPES FEATURES WAR OSCOMENTAR ES NEWSREEL ETC NOW AVAILABLE ON VIOEO TAPE SENO $100 FOR CATALOG BlIDS 505 NSEPLILVEDA MANHATTEN BEACH CA 90266 landing gear shock struts made two pieces side lower strut carries bamboo dowel piece slides upper strut looks like shock struts really work decorative necessary flight Begin upper strut rolling up paper tube Four layers notebook paper rolled around 1/16-in wire form basic strut Put white glue paper after roll started will stick wire After few minutes make sure paper tube free wire Make bungee assembly using pins 1/32 sheet shown After painting wrap side five rows elastic thread fish line Make lower struts balsa bamboo Check fit strut pair adjusting mating angles needed epoxy place Moving back up center section struts again rear struts should braced thread down paper cover front struts braced thin bamboo strips Make paper pattern windshield trial fit adjusting necessary Hot Stuff really works great windshields minimizes glue glops Cut some 1/16 strips plastic electrical tape use cover joint base windshield strips also used simulate joint wing ribs center section struts fit small disk black tape serves gas cap center section small covers wing aileron control rods exit made using Vacuform balsa scraps can also used Louvers fuselage side can made balsa Vacuformed Outline ailerons India ink drafting pen Epoxy wing place making sure center section strut pushed way its socket Make up outer struts paint red epoxy place after youve checked make sure wing panels straight space between center outer struts Cut out instrument panel glue extra former add rear cockpit Electrical wire insulation about *20 can split remove wire carefully slipped over edges cockpits make padded edges pilot figure really helps Scale model look realistic local supermarket toy counter yielded plastic cowby figure about 6 tall for39iE Afew minutes work knife sandpaper converted wide-brimmed hat shape closer appearance leather flying helmet figure sawed off shoulder height fit model solid plastic much too heavy use Sawed laterally front back halves used Vacuform produce almost weightless figure Other possibilities could include balsa styrofoam carved sanded shape Flying save some wear tear nerves model leave off spinner radial engine first few flights will also allow adjust Telco throttle After have Davis flying satisfac tion parts can tack-glued place Very little weight involved two items make sure balance point doesnt shift installed has moved adjust tank location compensate youre ready go flying stuff some pieces foam rubber around tank model lands hard tank could wipe out bit structure unless padded braced Make sure balance point 1-1/16 back center section leading edge Adjustment using location CO-2 tank practical method sure tank ends up its outlet elevated try run motor tank nearly below horizon tal liquid CO-2 will freeze line motor shut off Steam warps out tail surfaces steam 3/32-in washout outer wing panels outboard struts did take warps out before installing struts didnt Trailing edge tip should 3/32-in higher leading edge Find place test glide softer concrete first few glides No dont usually have ledgendary field tall grass either best can Bend tail surfaces necessary produce flat fast glide wide 40-50 ft die left circle Start out two layers card stock behind corner Telco case aim thrust line about 10 down 10 right Set Telco throttle motor runs about 60 seconds standard tank will quite allow model climb wont let hit ground very fast either trim grossly bad After want scale flying Scale model take easy open motor up slow easy stages until geta shallow climbing turn Holding charger its nozzle point ing up gas charge results shorter runs test purposes Later use charger point ing down longer flights 6cc tank standard 20Acc Davis flies lot like Indoor model power time lands prop torning very short dead grass will taxi touch down 10 15 feet Flights big tank last 1 minutes model eventually reaching 75 100 ft very leisurely turns ROGs fun too although will have 132 Model Aviation experiment throttle get bit extra power shorter run Davis has turned out really fun modeL flying far has taken place grass-covered schoolyard about block long Eventually well get out club flying field Phoenix Model Airplane Club some con test flying field known among local Scale flyers rock garden however can wait havent tried CO-2 flying yet let pass along comment overheard last time out flying sport model another modeler Scale modelboth us flying many flights fellow club member said Anything that much fun ought illegal CL Aerobatics/Paul Continued page 60 used Dave Brown Gene Martine very good Martine-Baron handle no longer produced because Gene Martine justifiably terrified might drawn lawsuit some other negligent flier gets hurt Mufflers sometime item Adamisin Martine items sometimes available Bob Paul muffler available full moon some other good mufflers available limited quantities Fortunately can get engines since adapting RC-type engines Stunt have tried get some decent balsa lately Its good thing RC still uses glow plugs propellers sometimes paint would have go back Champion spark plugs ignition carving own props ugh plastic coverings sad day Bob Hunt close doors Control Line Specialties thereby saw end flap horns landing gear blocks wires very good Tru-Flite handles foam wings other specialty itemsunfortunately Bob feed clothe family Still biggest single accomplishment Precision Aerobatics Model Pilots Associa tion ease communication has available over past eight years news letter will continue printed too although may occasionally some lapses due real job pressures support Model Aviation magazine letting writerramble off about 1000 words month also very helpful individualized event Stunt keep letters coming ideas questions pictures hints information Stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Combat/Johnson Continued page 61 wing area might want spend some extra time building exotic large models use Vipers backups although bet end up using Vipers time box kit came big enough about six models thats what Id suggest buy Work models evening about week youll have half-dozen ready go Ive seen Slow Combat variation model would assume could order some kits motor mount cut out 15 would reduce wing loading lot whos seen kit really thinks its wellengineered finished Some Los Angeles WHAT RIC BOOK has complete data about 2100 different RIC products over 250 different RIC companies plus beginners tips R/C experts ITS THIS YEARS EDITION OF THE RIC reference book ever really need AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP OR SEND $950 $795 plus $155 postage handling VA residents add 4% sales tax fl/C BUYERS GUIDE Clifton House Clilton VA 22024 AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail Send check money order ACC U- FLITE liii PLUM DRCROWNSVILLE MD 21032 Solareraft presents 2 new fun flyers Solar Dart 12 rubber pooered helicopter climbs over 251 $300 postage paid ready fly Solar Scamp 12 high performance free flying stick model $400 lpovtage patd read3 fIt Stndchtkor mooiA ords rIo Solarcraft Pt Box h825 anta Barbara lit alt i siioicre us ted September 1981 133
Edition: Model Aviation - 1981/09
Page Numbers: 57, 58, 59, 130, 131, 132, 133
nDIs Lidberg FROM THE GOLDEN AGE aviation Davis Dl K prime example open cock pit sport parasol monoplane About 60 Davis Dls built powered Kinner LeBlond Warner engines thus DiK DiL DiW According pilots Davis perform ance pursuit plane yet forgiving heavy-handed fliers model designed Telco CO-2 motor great sport model fun flying small fields Enough scale data available produce respectable AMA Scale model desired built-in throttle Telco possible adjust power output match light minimal airplane heavier well detailed model Scale references model Model Builder February 1974 Westburg drawings photos Air Trails Winter 1976 same Westburg drawings double size photos different airplanes Air Trails issue also has color photos details instrument paneL Wing Begin wing laminating tips center section curve two layers 1/32 x 3/32 bass 3 layers balsa favorite method set up shape desired pins spaced about t Two layers basswood strips lightly sanded better gluing pullcd around pin-template pinned place Hot Stoff applied joint between strips curved piece almost immediately ready sanding use An alternate method use waxed cardboard templates Thin Titebond glue ap plied strips before wrapping works pretty well allows sanding resulting curved piece better white glue Make up L-shaped leading edge piece 1/16 x backed up 1/16 x out wing pinning down curved pieces leading edge trailing edges Add bottom Pleasing lines classic appearance good flying CO-2 powerwhat could ask Davis great sport flier can load detail compete spar Cut out ribs Just W4 rib shown bit sanding will necessary produce taper shown dihedral detail drawing Fit rib carefullyleave out top spar now dry cut wing apart four breaks Block up center section 1/16 nd fit innter panels Now fit outer panels dihedral Davis wing has always intrigued put off project because shapes involved Looking closely wing wasnt nearly compli cated thought top spar can now added After wing has removed building board add center section filler required gussets outer strut mount ing Eventually center section struts will fit up sockets formed wing Make sockets two gussets cutting 1/16 x Vs m notch gusset adding full gusset over sockets perform two func tions positive wing location plenty gluing surface struts Sand wing thoroughly prepare covering Fuselage Begin making two side frames 1/16 sq hard balsa Heres FF aviations Golden Age can have real ball building flying can include lots detail AMA Scale compe titions can simplified sport flying Telco CO-2 engine pro vides clean quiet operation variable-setting power capability September 1981 57 drying cut out formers plywood firewall charger fitting mount landing gear formers Pin sides upside down over top view put cross braces between F2 F5 Crack sides F2 forward part can bent firewall width Clamp glue tailposts together fill remaining cross braces Bend main landing gear 1/32 wire bind main gear former heavy thread rear struts should now bent shape bound rear gear former Glue main gear former place ahead upright fit glue rear gear former Wrap joint between rear main gear wires together fine copper wire solder keep joined Add gussets brace landing gear formers Make balsa filler pieces landing gear wires epoxy place dry remove fuselage board add remaining formers stringers fire walL CO-2 motor tank unit can now temporarily fitted place Bend tubing tank lies under balance point solid mounting charger fitting desired tap 2-56 threads fitting holes right size steel 2-56 screw can made tap filing triangular-shaped groove over about six threads fitting can held model 2-56 nylon screws Because triangular shape fitting mount theres enough room tank lines fitting pulled out through batch desired bit trimming larger tanks can also used Quite bit force 4 lb required charging nose section model needs some strengthening Fill between firewall former F2 top soft balsa block hollowed light ness Make up similar block go between firewall main landing gear former Tack glue place youll able cut out later form hatch After sanding cover body tissue Keep mind upper front portions will covered later stiff paper Shrink tissue give coat very thin nitrate dope model top front portions 58 Model Aviation Left license numbers made stencil cut adhesive drafting film applied wing Ailerons outlined India ink control rod cover Vacuformed Right rudder stab hinges Inked Brass strips paper fasteners make hinges photos author bare bones matter Rib spacing scale fin rudder Stabilizer has enlarged slightly doesnt show Center section strut pg maae cardboard balsa aligns struts squarely Upper ends struts fit sockets wing Like open-cockpit models just doesnt look right pilot Note extra layer card stock luggage cockpit doom t.c amuIy nhur uIuau ti pauu wtn IfltdRS anu cxnauss pipes pushrods plugs wires Louvers Vacuformed detailed flat black paint Shock struts wrapped fishing line FULL-SIZE PLANS AVAILABLE. SEE PAGE 140 OUTER STRUTS I/IA S 3/5 SEE U LOCATIONS I/IBSI/4 L/5XIB AK ] wij 51] 519 SB w] W6 3/35 WASHOJT BETWEEN STRIJTS B TA ROTA SIDES 2ZZiEzz __SHT SOAK TSESE BBS TO MATCH TAPER SHOWN IN CAHEORAL SEYAIL Fl PS CENTER SECACE TOPAFTER STRUT IETSrWEL74AL LAYERS AS SIT AK-NOTCH 14 ROT PC I/IA SAT FROST BALSA SPINNER _______ ALSED TO PLY Sail- fRALSA NOTE STPF FAPEB COVER MOIJJTh[~I OS FROM Fl 32 FD B BACK 32 FR ON TOP Cs WATER SRCTERA STRUT Jill LLEAOPJS EDGE LAWAATE CRUES 2 PCS 1/32S 3/3D BASS OSTER STRUT 1401432 I/lA SAT lABS I/B flN I/SS I/B IABY-II lID ____I/IBS I/3D 5W415 BAAROOILBGER SlBB ATTUCH IBBAI B 46 32 FLSELOSETFWEAO ABOVE SEE WTA ALS BAWD lBS JO TO LOCATE STRUTE TIES EPOCY LOCATIONO 104KB DAIS HI S INSEC f3-K itFcoEII F3P4F5FA FTFRB OS EIAS1E TIREAD OS ERO__________________ OF SAlK STRUT TIREAS ATWPAIS*LDS REAR S1Jn/lA 53/32SRUSLOCw1STAS BUASODOR SBBALOACEL.iI I/IA SO I/3S SAT BANROG AT S WRAP BALSA lEADISAOSST FROST STR u1~47 CYLLOC VA 32 COCOABETWVIA SC NBUABBOSAS BALSA SOCK aLOS SEAR RRIIF B FD ON TOP ~1BT7WL BAA WIlES (IJSCALE REF AS TRALS WBJTER 197KCOLORS WiNS B STAB SLyER U WSE--stQNUJIJI/IK TUBE I/IA PLY~WITH TIGEAD SOS FEB 1974FIllEL B FRASER SARI REDA SI pilot began life plastic cowboy drugstore Reshaped cut half figure used Vacuform make lightweight head balsa mold made Kinner engine head front molded pieces finished head aluminum tube exhaust pipe covered high-gloss coated paper may able find piece large printing shop Ordinary file card stock lines would work about well couple extra coats dope Four pieces paper required Work back overlap slightly move forward bit extra scale detail Add extra layer paper represent luggage REAR WIRE ~FRORT 9KW ok-gluing hatcfl place in nana pnooo aiiows easy removai OT engine anu leniN right note triangular piece holding charge fitting place two nylon screws door well big enough lunch box anyhow door front cockpit firewall back F2 piece paper can used wrap around Arrange seam fall along lower longeron simplify hatch Make up cowl scrap blocks fit around CO-2 motor Cut disk 1/32 ply rear face spinner mount crankshaft Using fuselage disk guides carve sand cowl shape spinner made gluing piece 1A-in dowl block spinning block MotoTooL Shaping done Acto blade sandpaper clamped-down electric drill band drill works well operation Hollow spinner cut clearance Telco prop shim washer 1/16 ply must used between prop spinner disk due shape prop Kinner engine dummy radial engine based thread-wrapped balsa dowels cylinders Heads can made balsa have Vacuform good bead can made form duplicated five times Tbe plastic head hats can glued balsa Continued page 130 FS F3A PS MOVE COS TANK TO ADJUST BALANCE OFFSET MOTSR ARUST 1 SOWN 5 RIGHT SET BIKICER FOR WIlE LEFT TLRL September 1981 59 NEW XHINGE$189/Pkg N EW EASY-MOUNT K&B 40 . Designed Manufactured I~ See Favorite Hobby Shop ER r~u MANUFACTURING Luke Preston Smith Dakota 57249 STOP- A- PROP BRAKES /2A ATD Brake Kit no 101 $275 FAI ABBrake Kit no 102 $32 SI BCBrake Kit no 1O3$375 1 Ca size $8503 FAI size $850 Adaptor Cox 15 kit no 107 $150 used Kit no 102 PA Residents Add 6% Sales Tax K&W ENTERPRISES 7824 Lexington Ave Philadelphia Penna 19152 model stooge absolutely sure strong enough hold model good test would place strong peg stooge place typical motor peg stretchbreak motor stooge can withstand will surely withstand normal wear field usage provided have safely anchored before hooking up motor Mark props Unless have prop design prop different model always chance grabbing wrong prop heat battle no pun intended about summertime Nats events very advisable have identifying marks props Stan Chilton identifies Easy B props neat nubmers showing sequence top bottom prop number weight diameter pitch wood thickness Besides such comprehensive data item SCALE DOCUIVIENTATION SCALE DRAWINGSPHOTOS aOOKLETS 19IINTERNAflONAL 49900 MC KENZIE HWY CATALOGS $200 VIDA OREGON 97429 itself also good idea sure prop number recorded part flight records model uses prop Stans idea using rubber stamp Easy B props adds essentially zero weight makes indelible identification prop series colored dots made soft-tipped pens will similarly built-up microfilmcovered props either coded own code simply ID prop refers written record elsewhere exact details Trim tail feathers Otto Rodenburg Netherlands uses adjustable horizontal sta bilizer gives credit Dieter Siebenmann Switzerland basic tall layout advo cates using some kind adjustment stab Changing wing incidence often involves changes wing rigging otherwise difficult make very small adjustments wing incidence manner assures adjustment will hold reliably case shown stab permanently supported bipod leading edge bottom fin also stabilized stab leading edge stab pivots slightly around joint bipod angle attack changed sliding rear stab post small tissue socket very fine degree elevation control adjustment affords almost luxury allows model fine-tuned minor changes site conditions other point about arrangement underslung mount stab lowers enough assure stab out wings downwash under almost flight conditions Keep up rules proposals About time last year awoke find fly under very unpopular Easy B rules least rest 1980 1981 own inves gations showed didnt partwe fliers gave Free Flight Contest Board almost no guidance regard rules proposals consider 1978-79 rules cycle now final stages new rules cycle rules now under consideration will become effective 1982 Carefully examine recent issues Model Aviation Competi tion Newsletter section continue watch various cross-proposals enacted Contact FFCB member district give him feedback desires dont vote its fair complain about election results Bud Tenny PO Box 545 Richardson TX 75080 Davis Dl K/Lid berg Con finued page 59 circles glued cylinders Paint cylinder head assemblies black before adding other details desired add exhaust intake pipes made 1/16-in aluminum tube small strips bamboo pushrods youre up glue thread A-in lengths straight pin make spark plugs wires Drill holes cowl cylinder leave out now permit painting modeL Wheels model turned shape using MotoTooL Epoxy 1-in length dowel three laminations balsa After wheels shaped revolve MotoTool start center hole 1/32-in drill Enlarge hole 1/16-in dia aluminum tube bearings CeBter sectioB struts Assemble bamboo preferred spruce Make up cardboard strut jig shown attach fuselage rubberbands attach wing rubberbands above jig upper end strut fits wing sockets lower end rests upper longerons After carefully cutting through stiff paper expose longerons strut trim struts fit satisfied fit epoxy lower ends struts fuselage After struts place wing jig removed model can painted Tail surfaces Moveable elevators rudder selected Davis two reasons maximum scale points flight adjustments 130 Model Aviation Basic Kit Consists Following Components Slope Squire Featured R/C SPORTSMAN Jan Saracen$4600 Featured RCM April 1976UCOMPLETE PLANS Seville$61WING CORE Featured MODELAVIATION. FIBERGLAS FUSELAGE WinterhawkPLYWOOD WING SHEETING Featured MODEL AViATiOI\ Hotrock Featured MODEL AVIA Simitar 540$5995 eatured RCM Oct 1978 l-UAM tLUUK lb density 40X1ZX6 $1000 CORE FILM WING SHEETING VA X 60 yd TAPE comes roll$895 L orocnure Available Write to20825A Roaco Blvd.Park CA 91 BILL EVANS RIC AIRCRAFT 02137090894Canoa3o7J WONT BREAK OR BENDEASY TO INSTALL GREATER RIGIDITYMORE DURABILITY I A-632 EL 3/16 aft length 21/2 275 A-532 EL 5/32 ft length 2250 A-532 Sshaft length 1-5/16200 A-432Sshaft length 1-3/16185 A-332 Sshaft length 1-1/8170 3/4 a Rogue . Ie 020 laglne. ft/C 34-S/0 Wingspan lay Ainralt ibs Molly lilosi Because wing tail glued complexities knock-off surfaces felt necessary size model some means adjustment flight necessary Hinging surfaces pieces brass strip paper fastener serves purpose welt Laminate curved outlines use medium hard balsa rest structure After surfaces have removed board separate along hinge lines make binge slots thin razor saw Insert metal strips leave little space hinge line allow bending Hot Stuff will hold metal nicely Surface covering minimize warps during tissue shrinking used rubbing alcohol sprayed through old hair spray pump bottle Rubbing alcohol dries faster shrinks less tightly water Cover wing tail thin Japanese tissue After shrinking tissued areas should receive coat two wellthinned plasticized nitrate dope 10 drops castor oil per ounce uncut nitrate thin needed Paint trim NC77N should have silver wings stab dark red fuselage rudder Yes goofed painted rudder silver looks nice way Floquil model railroad paint provided both colors bright silver caboose red mixed nitrate dope produce glossier finish straight Floquil flat After letting bottles paint settle few days clear liquid poured off discarded bottles filled nitrate thinner shaken mixture added clear nitrate two three coats sprayed inexpensive Badger airbrush ratio should uil thinner mix 2/ thinned plasticized nitrate clear begins sound like something out alchemists cookbook workable way produce lightweight solid colors mask wings NC numbers cut clear adhesive film Zipatone drafting supply storecould also use masking tape After mask place lightly brush clear dope around character minimize color bleeding Two thin coats red adequate NC numbers rudder can made stick-on white letters although silver ink used Leroy pen could produce better looking results Xerox two copies Davis shield plan rubber-cement place Telco prop should painted flat black rear face wood color front Use enamel After sanding filling couple coats clear tires can also painted flat black youre up doing colored dope treatment gray red tissue could used make lighter model thats bit quicker build Details After stabilizer glued place dont forget triangular incidence block thin bamboo struts added underside Thread rigging added between fin stabilizer top Add small balsa filler pieces next fin Bend bamboo tailskid heating glue HENDERTDON5 S ULt44T EMtM13E IF WA5 16 SflZAMPS 2 FEEt LOJ6- OR 2 STRAWJDS lb fEET LONG September1981 131 Spirit St Louis love sky. HARDWARE Possibly historically reosgoized airorati go world isSeed SOs oar Plylise catalog oreseeted Flyllee as asoorate tlyirg reylica ot Charles Lied Flyline Models Inc bergs tOO NY Paris oilers ayyealiog kit irolodes Williams bros cylirders decals & qoality materials 2820 Dart Ave 31 1 Pairiaz Virginia 22031 Plightilne shirts have got covered One-liner Shirts sioso Plane Shirts S725 top quality football shirts complete history backsky blue blue printing war- ground colorful WIX/ll birds red printing Pius airplanes applied sky blue shirts gn fine line followed &ewswaio nrofile view classic airniane F4FWW01 P4OWdUWR Selre PWF Heiiot P-Wi ThdeoR Typhoon F7F Tigrt P-St &oong 8-17 PAng Fortr, FS Boot P-WI BId Wldooo 8-24 Uberotor AT-6 Teoan Fw190 B-ZR Mitoheli P-WE i-iawkPWU Zero9-29 Opreo e humor gags lot people Sky blue T-shirts printed two colors Pius shirt white printed red black CM IS iS SIEnffiG SPECAJ ll&NBee Mens sizes Sm 32-361 Med 3840 Lg 42441 XL 46J OrdePS rlh sooks- .-j IEr aMOrdrMN Order SH OdW NameSend check money order Ipius Si P/HI AddressFIlghtllne ShIrts EtcAid 65% tUiX 12504 Saratoga Avenue Ifl california CityStateZipSaratoga CA 95070 SizeStyleDesignTotal SjJfow 4-6 weeks delivelyl A uthorized FACTORY AUTHORIZED SERVICE DQdIO FOR ALL OF THE FOLLOWING BRA NDS ACeKraftPro Line RS Systems ontro Aero Sport World Engines OrbitRoyal CannonEK LogictrolMathesSimprop RfZ CirrusMicro Avionics MRCJerobee ALSO WARRANTY SERVICE Don McCarthy Factory trained technicians over HOURS Closed Sun& Mon lOam-Bpm-WedFri lOam-6pm Sat lOam-2pm 714 639-8886 941 N MAIN ST ORANGE CALIFORNIA 92667 S 9 I-4L GLIDERSUIEEYEALE 1113 SATELLITE KITS1E151111 ~7 OLD TIME GASA M RUBBER3 NORDICCLASSICSVIDEOTAPE COMPETITION GASON FUEL DT TIMERS -$1075 eachSTART YOUR OWN COLLECTION OF AVIATION FILMS ON EASY TO USE INEXPENSIVE VIOFOCASSETTES AVIATION FILMS OF F Model Sunply ALL TYPES FEATURES WAR OSCOMENTAR ES NEWSREEL ETC NOW AVAILABLE ON VIOEO TAPE SENO $100 FOR CATALOG BlIDS 505 NSEPLILVEDA MANHATTEN BEACH CA 90266 landing gear shock struts made two pieces side lower strut carries bamboo dowel piece slides upper strut looks like shock struts really work decorative necessary flight Begin upper strut rolling up paper tube Four layers notebook paper rolled around 1/16-in wire form basic strut Put white glue paper after roll started will stick wire After few minutes make sure paper tube free wire Make bungee assembly using pins 1/32 sheet shown After painting wrap side five rows elastic thread fish line Make lower struts balsa bamboo Check fit strut pair adjusting mating angles needed epoxy place Moving back up center section struts again rear struts should braced thread down paper cover front struts braced thin bamboo strips Make paper pattern windshield trial fit adjusting necessary Hot Stuff really works great windshields minimizes glue glops Cut some 1/16 strips plastic electrical tape use cover joint base windshield strips also used simulate joint wing ribs center section struts fit small disk black tape serves gas cap center section small covers wing aileron control rods exit made using Vacuform balsa scraps can also used Louvers fuselage side can made balsa Vacuformed Outline ailerons India ink drafting pen Epoxy wing place making sure center section strut pushed way its socket Make up outer struts paint red epoxy place after youve checked make sure wing panels straight space between center outer struts Cut out instrument panel glue extra former add rear cockpit Electrical wire insulation about *20 can split remove wire carefully slipped over edges cockpits make padded edges pilot figure really helps Scale model look realistic local supermarket toy counter yielded plastic cowby figure about 6 tall for39iE Afew minutes work knife sandpaper converted wide-brimmed hat shape closer appearance leather flying helmet figure sawed off shoulder height fit model solid plastic much too heavy use Sawed laterally front back halves used Vacuform produce almost weightless figure Other possibilities could include balsa styrofoam carved sanded shape Flying save some wear tear nerves model leave off spinner radial engine first few flights will also allow adjust Telco throttle After have Davis flying satisfac tion parts can tack-glued place Very little weight involved two items make sure balance point doesnt shift installed has moved adjust tank location compensate youre ready go flying stuff some pieces foam rubber around tank model lands hard tank could wipe out bit structure unless padded braced Make sure balance point 1-1/16 back center section leading edge Adjustment using location CO-2 tank practical method sure tank ends up its outlet elevated try run motor tank nearly below horizon tal liquid CO-2 will freeze line motor shut off Steam warps out tail surfaces steam 3/32-in washout outer wing panels outboard struts did take warps out before installing struts didnt Trailing edge tip should 3/32-in higher leading edge Find place test glide softer concrete first few glides No dont usually have ledgendary field tall grass either best can Bend tail surfaces necessary produce flat fast glide wide 40-50 ft die left circle Start out two layers card stock behind corner Telco case aim thrust line about 10 down 10 right Set Telco throttle motor runs about 60 seconds standard tank will quite allow model climb wont let hit ground very fast either trim grossly bad After want scale flying Scale model take easy open motor up slow easy stages until geta shallow climbing turn Holding charger its nozzle point ing up gas charge results shorter runs test purposes Later use charger point ing down longer flights 6cc tank standard 20Acc Davis flies lot like Indoor model power time lands prop torning very short dead grass will taxi touch down 10 15 feet Flights big tank last 1 minutes model eventually reaching 75 100 ft very leisurely turns ROGs fun too although will have 132 Model Aviation experiment throttle get bit extra power shorter run Davis has turned out really fun modeL flying far has taken place grass-covered schoolyard about block long Eventually well get out club flying field Phoenix Model Airplane Club some con test flying field known among local Scale flyers rock garden however can wait havent tried CO-2 flying yet let pass along comment overheard last time out flying sport model another modeler Scale modelboth us flying many flights fellow club member said Anything that much fun ought illegal CL Aerobatics/Paul Continued page 60 used Dave Brown Gene Martine very good Martine-Baron handle no longer produced because Gene Martine justifiably terrified might drawn lawsuit some other negligent flier gets hurt Mufflers sometime item Adamisin Martine items sometimes available Bob Paul muffler available full moon some other good mufflers available limited quantities Fortunately can get engines since adapting RC-type engines Stunt have tried get some decent balsa lately Its good thing RC still uses glow plugs propellers sometimes paint would have go back Champion spark plugs ignition carving own props ugh plastic coverings sad day Bob Hunt close doors Control Line Specialties thereby saw end flap horns landing gear blocks wires very good Tru-Flite handles foam wings other specialty itemsunfortunately Bob feed clothe family Still biggest single accomplishment Precision Aerobatics Model Pilots Associa tion ease communication has available over past eight years news letter will continue printed too although may occasionally some lapses due real job pressures support Model Aviation magazine letting writerramble off about 1000 words month also very helpful individualized event Stunt keep letters coming ideas questions pictures hints information Stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Combat/Johnson Continued page 61 wing area might want spend some extra time building exotic large models use Vipers backups although bet end up using Vipers time box kit came big enough about six models thats what Id suggest buy Work models evening about week youll have half-dozen ready go Ive seen Slow Combat variation model would assume could order some kits motor mount cut out 15 would reduce wing loading lot whos seen kit really thinks its wellengineered finished Some Los Angeles WHAT RIC BOOK has complete data about 2100 different RIC products over 250 different RIC companies plus beginners tips R/C experts ITS THIS YEARS EDITION OF THE RIC reference book ever really need AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP OR SEND $950 $795 plus $155 postage handling VA residents add 4% sales tax fl/C BUYERS GUIDE Clifton House Clilton VA 22024 AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail Send check money order ACC U- FLITE liii PLUM DRCROWNSVILLE MD 21032 Solareraft presents 2 new fun flyers Solar Dart 12 rubber pooered helicopter climbs over 251 $300 postage paid ready fly Solar Scamp 12 high performance free flying stick model $400 lpovtage patd read3 fIt Stndchtkor mooiA ords rIo Solarcraft Pt Box h825 anta Barbara lit alt i siioicre us ted September 1981 133
Edition: Model Aviation - 1981/09
Page Numbers: 57, 58, 59, 130, 131, 132, 133
nDIs Lidberg FROM THE GOLDEN AGE aviation Davis Dl K prime example open cock pit sport parasol monoplane About 60 Davis Dls built powered Kinner LeBlond Warner engines thus DiK DiL DiW According pilots Davis perform ance pursuit plane yet forgiving heavy-handed fliers model designed Telco CO-2 motor great sport model fun flying small fields Enough scale data available produce respectable AMA Scale model desired built-in throttle Telco possible adjust power output match light minimal airplane heavier well detailed model Scale references model Model Builder February 1974 Westburg drawings photos Air Trails Winter 1976 same Westburg drawings double size photos different airplanes Air Trails issue also has color photos details instrument paneL Wing Begin wing laminating tips center section curve two layers 1/32 x 3/32 bass 3 layers balsa favorite method set up shape desired pins spaced about t Two layers basswood strips lightly sanded better gluing pullcd around pin-template pinned place Hot Stoff applied joint between strips curved piece almost immediately ready sanding use An alternate method use waxed cardboard templates Thin Titebond glue ap plied strips before wrapping works pretty well allows sanding resulting curved piece better white glue Make up L-shaped leading edge piece 1/16 x backed up 1/16 x out wing pinning down curved pieces leading edge trailing edges Add bottom Pleasing lines classic appearance good flying CO-2 powerwhat could ask Davis great sport flier can load detail compete spar Cut out ribs Just W4 rib shown bit sanding will necessary produce taper shown dihedral detail drawing Fit rib carefullyleave out top spar now dry cut wing apart four breaks Block up center section 1/16 nd fit innter panels Now fit outer panels dihedral Davis wing has always intrigued put off project because shapes involved Looking closely wing wasnt nearly compli cated thought top spar can now added After wing has removed building board add center section filler required gussets outer strut mount ing Eventually center section struts will fit up sockets formed wing Make sockets two gussets cutting 1/16 x Vs m notch gusset adding full gusset over sockets perform two func tions positive wing location plenty gluing surface struts Sand wing thoroughly prepare covering Fuselage Begin making two side frames 1/16 sq hard balsa Heres FF aviations Golden Age can have real ball building flying can include lots detail AMA Scale compe titions can simplified sport flying Telco CO-2 engine pro vides clean quiet operation variable-setting power capability September 1981 57 drying cut out formers plywood firewall charger fitting mount landing gear formers Pin sides upside down over top view put cross braces between F2 F5 Crack sides F2 forward part can bent firewall width Clamp glue tailposts together fill remaining cross braces Bend main landing gear 1/32 wire bind main gear former heavy thread rear struts should now bent shape bound rear gear former Glue main gear former place ahead upright fit glue rear gear former Wrap joint between rear main gear wires together fine copper wire solder keep joined Add gussets brace landing gear formers Make balsa filler pieces landing gear wires epoxy place dry remove fuselage board add remaining formers stringers fire walL CO-2 motor tank unit can now temporarily fitted place Bend tubing tank lies under balance point solid mounting charger fitting desired tap 2-56 threads fitting holes right size steel 2-56 screw can made tap filing triangular-shaped groove over about six threads fitting can held model 2-56 nylon screws Because triangular shape fitting mount theres enough room tank lines fitting pulled out through batch desired bit trimming larger tanks can also used Quite bit force 4 lb required charging nose section model needs some strengthening Fill between firewall former F2 top soft balsa block hollowed light ness Make up similar block go between firewall main landing gear former Tack glue place youll able cut out later form hatch After sanding cover body tissue Keep mind upper front portions will covered later stiff paper Shrink tissue give coat very thin nitrate dope model top front portions 58 Model Aviation Left license numbers made stencil cut adhesive drafting film applied wing Ailerons outlined India ink control rod cover Vacuformed Right rudder stab hinges Inked Brass strips paper fasteners make hinges photos author bare bones matter Rib spacing scale fin rudder Stabilizer has enlarged slightly doesnt show Center section strut pg maae cardboard balsa aligns struts squarely Upper ends struts fit sockets wing Like open-cockpit models just doesnt look right pilot Note extra layer card stock luggage cockpit doom t.c amuIy nhur uIuau ti pauu wtn IfltdRS anu cxnauss pipes pushrods plugs wires Louvers Vacuformed detailed flat black paint Shock struts wrapped fishing line FULL-SIZE PLANS AVAILABLE. SEE PAGE 140 OUTER STRUTS I/IA S 3/5 SEE U LOCATIONS I/IBSI/4 L/5XIB AK ] wij 51] 519 SB w] W6 3/35 WASHOJT BETWEEN STRIJTS B TA ROTA SIDES 2ZZiEzz __SHT SOAK TSESE BBS TO MATCH TAPER SHOWN IN CAHEORAL SEYAIL Fl PS CENTER SECACE TOPAFTER STRUT IETSrWEL74AL LAYERS AS SIT AK-NOTCH 14 ROT PC I/IA SAT FROST BALSA SPINNER _______ ALSED TO PLY Sail- fRALSA NOTE STPF FAPEB COVER MOIJJTh[~I OS FROM Fl 32 FD B BACK 32 FR ON TOP Cs WATER SRCTERA STRUT Jill LLEAOPJS EDGE LAWAATE CRUES 2 PCS 1/32S 3/3D BASS OSTER STRUT 1401432 I/lA SAT lABS I/B flN I/SS I/B IABY-II lID ____I/IBS I/3D 5W415 BAAROOILBGER SlBB ATTUCH IBBAI B 46 32 FLSELOSETFWEAO ABOVE SEE WTA ALS BAWD lBS JO TO LOCATE STRUTE TIES EPOCY LOCATIONO 104KB DAIS HI S INSEC f3-K itFcoEII F3P4F5FA FTFRB OS EIAS1E TIREAD OS ERO__________________ OF SAlK STRUT TIREAS ATWPAIS*LDS REAR S1Jn/lA 53/32SRUSLOCw1STAS BUASODOR SBBALOACEL.iI I/IA SO I/3S SAT BANROG AT S WRAP BALSA lEADISAOSST FROST STR u1~47 CYLLOC VA 32 COCOABETWVIA SC NBUABBOSAS BALSA SOCK aLOS SEAR RRIIF B FD ON TOP ~1BT7WL BAA WIlES (IJSCALE REF AS TRALS WBJTER 197KCOLORS WiNS B STAB SLyER U WSE--stQNUJIJI/IK TUBE I/IA PLY~WITH TIGEAD SOS FEB 1974FIllEL B FRASER SARI REDA SI pilot began life plastic cowboy drugstore Reshaped cut half figure used Vacuform make lightweight head balsa mold made Kinner engine head front molded pieces finished head aluminum tube exhaust pipe covered high-gloss coated paper may able find piece large printing shop Ordinary file card stock lines would work about well couple extra coats dope Four pieces paper required Work back overlap slightly move forward bit extra scale detail Add extra layer paper represent luggage REAR WIRE ~FRORT 9KW ok-gluing hatcfl place in nana pnooo aiiows easy removai OT engine anu leniN right note triangular piece holding charge fitting place two nylon screws door well big enough lunch box anyhow door front cockpit firewall back F2 piece paper can used wrap around Arrange seam fall along lower longeron simplify hatch Make up cowl scrap blocks fit around CO-2 motor Cut disk 1/32 ply rear face spinner mount crankshaft Using fuselage disk guides carve sand cowl shape spinner made gluing piece 1A-in dowl block spinning block MotoTooL Shaping done Acto blade sandpaper clamped-down electric drill band drill works well operation Hollow spinner cut clearance Telco prop shim washer 1/16 ply must used between prop spinner disk due shape prop Kinner engine dummy radial engine based thread-wrapped balsa dowels cylinders Heads can made balsa have Vacuform good bead can made form duplicated five times Tbe plastic head hats can glued balsa Continued page 130 FS F3A PS MOVE COS TANK TO ADJUST BALANCE OFFSET MOTSR ARUST 1 SOWN 5 RIGHT SET BIKICER FOR WIlE LEFT TLRL September 1981 59 NEW XHINGE$189/Pkg N EW EASY-MOUNT K&B 40 . Designed Manufactured I~ See Favorite Hobby Shop ER r~u MANUFACTURING Luke Preston Smith Dakota 57249 STOP- A- PROP BRAKES /2A ATD Brake Kit no 101 $275 FAI ABBrake Kit no 102 $32 SI BCBrake Kit no 1O3$375 1 Ca size $8503 FAI size $850 Adaptor Cox 15 kit no 107 $150 used Kit no 102 PA Residents Add 6% Sales Tax K&W ENTERPRISES 7824 Lexington Ave Philadelphia Penna 19152 model stooge absolutely sure strong enough hold model good test would place strong peg stooge place typical motor peg stretchbreak motor stooge can withstand will surely withstand normal wear field usage provided have safely anchored before hooking up motor Mark props Unless have prop design prop different model always chance grabbing wrong prop heat battle no pun intended about summertime Nats events very advisable have identifying marks props Stan Chilton identifies Easy B props neat nubmers showing sequence top bottom prop number weight diameter pitch wood thickness Besides such comprehensive data item SCALE DOCUIVIENTATION SCALE DRAWINGSPHOTOS aOOKLETS 19IINTERNAflONAL 49900 MC KENZIE HWY CATALOGS $200 VIDA OREGON 97429 itself also good idea sure prop number recorded part flight records model uses prop Stans idea using rubber stamp Easy B props adds essentially zero weight makes indelible identification prop series colored dots made soft-tipped pens will similarly built-up microfilmcovered props either coded own code simply ID prop refers written record elsewhere exact details Trim tail feathers Otto Rodenburg Netherlands uses adjustable horizontal sta bilizer gives credit Dieter Siebenmann Switzerland basic tall layout advo cates using some kind adjustment stab Changing wing incidence often involves changes wing rigging otherwise difficult make very small adjustments wing incidence manner assures adjustment will hold reliably case shown stab permanently supported bipod leading edge bottom fin also stabilized stab leading edge stab pivots slightly around joint bipod angle attack changed sliding rear stab post small tissue socket very fine degree elevation control adjustment affords almost luxury allows model fine-tuned minor changes site conditions other point about arrangement underslung mount stab lowers enough assure stab out wings downwash under almost flight conditions Keep up rules proposals About time last year awoke find fly under very unpopular Easy B rules least rest 1980 1981 own inves gations showed didnt partwe fliers gave Free Flight Contest Board almost no guidance regard rules proposals consider 1978-79 rules cycle now final stages new rules cycle rules now under consideration will become effective 1982 Carefully examine recent issues Model Aviation Competi tion Newsletter section continue watch various cross-proposals enacted Contact FFCB member district give him feedback desires dont vote its fair complain about election results Bud Tenny PO Box 545 Richardson TX 75080 Davis Dl K/Lid berg Con finued page 59 circles glued cylinders Paint cylinder head assemblies black before adding other details desired add exhaust intake pipes made 1/16-in aluminum tube small strips bamboo pushrods youre up glue thread A-in lengths straight pin make spark plugs wires Drill holes cowl cylinder leave out now permit painting modeL Wheels model turned shape using MotoTooL Epoxy 1-in length dowel three laminations balsa After wheels shaped revolve MotoTool start center hole 1/32-in drill Enlarge hole 1/16-in dia aluminum tube bearings CeBter sectioB struts Assemble bamboo preferred spruce Make up cardboard strut jig shown attach fuselage rubberbands attach wing rubberbands above jig upper end strut fits wing sockets lower end rests upper longerons After carefully cutting through stiff paper expose longerons strut trim struts fit satisfied fit epoxy lower ends struts fuselage After struts place wing jig removed model can painted Tail surfaces Moveable elevators rudder selected Davis two reasons maximum scale points flight adjustments 130 Model Aviation Basic Kit Consists Following Components Slope Squire Featured R/C SPORTSMAN Jan Saracen$4600 Featured RCM April 1976UCOMPLETE PLANS Seville$61WING CORE Featured MODELAVIATION. FIBERGLAS FUSELAGE WinterhawkPLYWOOD WING SHEETING Featured MODEL AViATiOI\ Hotrock Featured MODEL AVIA Simitar 540$5995 eatured RCM Oct 1978 l-UAM tLUUK lb density 40X1ZX6 $1000 CORE FILM WING SHEETING VA X 60 yd TAPE comes roll$895 L orocnure Available Write to20825A Roaco Blvd.Park CA 91 BILL EVANS RIC AIRCRAFT 02137090894Canoa3o7J WONT BREAK OR BENDEASY TO INSTALL GREATER RIGIDITYMORE DURABILITY I A-632 EL 3/16 aft length 21/2 275 A-532 EL 5/32 ft length 2250 A-532 Sshaft length 1-5/16200 A-432Sshaft length 1-3/16185 A-332 Sshaft length 1-1/8170 3/4 a Rogue . Ie 020 laglne. ft/C 34-S/0 Wingspan lay Ainralt ibs Molly lilosi Because wing tail glued complexities knock-off surfaces felt necessary size model some means adjustment flight necessary Hinging surfaces pieces brass strip paper fastener serves purpose welt Laminate curved outlines use medium hard balsa rest structure After surfaces have removed board separate along hinge lines make binge slots thin razor saw Insert metal strips leave little space hinge line allow bending Hot Stuff will hold metal nicely Surface covering minimize warps during tissue shrinking used rubbing alcohol sprayed through old hair spray pump bottle Rubbing alcohol dries faster shrinks less tightly water Cover wing tail thin Japanese tissue After shrinking tissued areas should receive coat two wellthinned plasticized nitrate dope 10 drops castor oil per ounce uncut nitrate thin needed Paint trim NC77N should have silver wings stab dark red fuselage rudder Yes goofed painted rudder silver looks nice way Floquil model railroad paint provided both colors bright silver caboose red mixed nitrate dope produce glossier finish straight Floquil flat After letting bottles paint settle few days clear liquid poured off discarded bottles filled nitrate thinner shaken mixture added clear nitrate two three coats sprayed inexpensive Badger airbrush ratio should uil thinner mix 2/ thinned plasticized nitrate clear begins sound like something out alchemists cookbook workable way produce lightweight solid colors mask wings NC numbers cut clear adhesive film Zipatone drafting supply storecould also use masking tape After mask place lightly brush clear dope around character minimize color bleeding Two thin coats red adequate NC numbers rudder can made stick-on white letters although silver ink used Leroy pen could produce better looking results Xerox two copies Davis shield plan rubber-cement place Telco prop should painted flat black rear face wood color front Use enamel After sanding filling couple coats clear tires can also painted flat black youre up doing colored dope treatment gray red tissue could used make lighter model thats bit quicker build Details After stabilizer glued place dont forget triangular incidence block thin bamboo struts added underside Thread rigging added between fin stabilizer top Add small balsa filler pieces next fin Bend bamboo tailskid heating glue HENDERTDON5 S ULt44T EMtM13E IF WA5 16 SflZAMPS 2 FEEt LOJ6- OR 2 STRAWJDS lb fEET LONG September1981 131 Spirit St Louis love sky. HARDWARE Possibly historically reosgoized airorati go world isSeed SOs oar Plylise catalog oreseeted Flyllee as asoorate tlyirg reylica ot Charles Lied Flyline Models Inc bergs tOO NY Paris oilers ayyealiog kit irolodes Williams bros cylirders decals & qoality materials 2820 Dart Ave 31 1 Pairiaz Virginia 22031 Plightilne shirts have got covered One-liner Shirts sioso Plane Shirts S725 top quality football shirts complete history backsky blue blue printing war- ground colorful WIX/ll birds red printing Pius airplanes applied sky blue shirts gn fine line followed &ewswaio nrofile view classic airniane F4FWW01 P4OWdUWR Selre PWF Heiiot P-Wi ThdeoR Typhoon F7F Tigrt P-St &oong 8-17 PAng Fortr, FS Boot P-WI BId Wldooo 8-24 Uberotor AT-6 Teoan Fw190 B-ZR Mitoheli P-WE i-iawkPWU Zero9-29 Opreo e humor gags lot people Sky blue T-shirts printed two colors Pius shirt white printed red black CM IS iS SIEnffiG SPECAJ ll&NBee Mens sizes Sm 32-361 Med 3840 Lg 42441 XL 46J OrdePS rlh sooks- .-j IEr aMOrdrMN Order SH OdW NameSend check money order Ipius Si P/HI AddressFIlghtllne ShIrts EtcAid 65% tUiX 12504 Saratoga Avenue Ifl california CityStateZipSaratoga CA 95070 SizeStyleDesignTotal SjJfow 4-6 weeks delivelyl A uthorized FACTORY AUTHORIZED SERVICE DQdIO FOR ALL OF THE FOLLOWING BRA NDS ACeKraftPro Line RS Systems ontro Aero Sport World Engines OrbitRoyal CannonEK LogictrolMathesSimprop RfZ CirrusMicro Avionics MRCJerobee ALSO WARRANTY SERVICE Don McCarthy Factory trained technicians over HOURS Closed Sun& Mon lOam-Bpm-WedFri lOam-6pm Sat lOam-2pm 714 639-8886 941 N MAIN ST ORANGE CALIFORNIA 92667 S 9 I-4L GLIDERSUIEEYEALE 1113 SATELLITE KITS1E151111 ~7 OLD TIME GASA M RUBBER3 NORDICCLASSICSVIDEOTAPE COMPETITION GASON FUEL DT TIMERS -$1075 eachSTART YOUR OWN COLLECTION OF AVIATION FILMS ON EASY TO USE INEXPENSIVE VIOFOCASSETTES AVIATION FILMS OF F Model Sunply ALL TYPES FEATURES WAR OSCOMENTAR ES NEWSREEL ETC NOW AVAILABLE ON VIOEO TAPE SENO $100 FOR CATALOG BlIDS 505 NSEPLILVEDA MANHATTEN BEACH CA 90266 landing gear shock struts made two pieces side lower strut carries bamboo dowel piece slides upper strut looks like shock struts really work decorative necessary flight Begin upper strut rolling up paper tube Four layers notebook paper rolled around 1/16-in wire form basic strut Put white glue paper after roll started will stick wire After few minutes make sure paper tube free wire Make bungee assembly using pins 1/32 sheet shown After painting wrap side five rows elastic thread fish line Make lower struts balsa bamboo Check fit strut pair adjusting mating angles needed epoxy place Moving back up center section struts again rear struts should braced thread down paper cover front struts braced thin bamboo strips Make paper pattern windshield trial fit adjusting necessary Hot Stuff really works great windshields minimizes glue glops Cut some 1/16 strips plastic electrical tape use cover joint base windshield strips also used simulate joint wing ribs center section struts fit small disk black tape serves gas cap center section small covers wing aileron control rods exit made using Vacuform balsa scraps can also used Louvers fuselage side can made balsa Vacuformed Outline ailerons India ink drafting pen Epoxy wing place making sure center section strut pushed way its socket Make up outer struts paint red epoxy place after youve checked make sure wing panels straight space between center outer struts Cut out instrument panel glue extra former add rear cockpit Electrical wire insulation about *20 can split remove wire carefully slipped over edges cockpits make padded edges pilot figure really helps Scale model look realistic local supermarket toy counter yielded plastic cowby figure about 6 tall for39iE Afew minutes work knife sandpaper converted wide-brimmed hat shape closer appearance leather flying helmet figure sawed off shoulder height fit model solid plastic much too heavy use Sawed laterally front back halves used Vacuform produce almost weightless figure Other possibilities could include balsa styrofoam carved sanded shape Flying save some wear tear nerves model leave off spinner radial engine first few flights will also allow adjust Telco throttle After have Davis flying satisfac tion parts can tack-glued place Very little weight involved two items make sure balance point doesnt shift installed has moved adjust tank location compensate youre ready go flying stuff some pieces foam rubber around tank model lands hard tank could wipe out bit structure unless padded braced Make sure balance point 1-1/16 back center section leading edge Adjustment using location CO-2 tank practical method sure tank ends up its outlet elevated try run motor tank nearly below horizon tal liquid CO-2 will freeze line motor shut off Steam warps out tail surfaces steam 3/32-in washout outer wing panels outboard struts did take warps out before installing struts didnt Trailing edge tip should 3/32-in higher leading edge Find place test glide softer concrete first few glides No dont usually have ledgendary field tall grass either best can Bend tail surfaces necessary produce flat fast glide wide 40-50 ft die left circle Start out two layers card stock behind corner Telco case aim thrust line about 10 down 10 right Set Telco throttle motor runs about 60 seconds standard tank will quite allow model climb wont let hit ground very fast either trim grossly bad After want scale flying Scale model take easy open motor up slow easy stages until geta shallow climbing turn Holding charger its nozzle point ing up gas charge results shorter runs test purposes Later use charger point ing down longer flights 6cc tank standard 20Acc Davis flies lot like Indoor model power time lands prop torning very short dead grass will taxi touch down 10 15 feet Flights big tank last 1 minutes model eventually reaching 75 100 ft very leisurely turns ROGs fun too although will have 132 Model Aviation experiment throttle get bit extra power shorter run Davis has turned out really fun modeL flying far has taken place grass-covered schoolyard about block long Eventually well get out club flying field Phoenix Model Airplane Club some con test flying field known among local Scale flyers rock garden however can wait havent tried CO-2 flying yet let pass along comment overheard last time out flying sport model another modeler Scale modelboth us flying many flights fellow club member said Anything that much fun ought illegal CL Aerobatics/Paul Continued page 60 used Dave Brown Gene Martine very good Martine-Baron handle no longer produced because Gene Martine justifiably terrified might drawn lawsuit some other negligent flier gets hurt Mufflers sometime item Adamisin Martine items sometimes available Bob Paul muffler available full moon some other good mufflers available limited quantities Fortunately can get engines since adapting RC-type engines Stunt have tried get some decent balsa lately Its good thing RC still uses glow plugs propellers sometimes paint would have go back Champion spark plugs ignition carving own props ugh plastic coverings sad day Bob Hunt close doors Control Line Specialties thereby saw end flap horns landing gear blocks wires very good Tru-Flite handles foam wings other specialty itemsunfortunately Bob feed clothe family Still biggest single accomplishment Precision Aerobatics Model Pilots Associa tion ease communication has available over past eight years news letter will continue printed too although may occasionally some lapses due real job pressures support Model Aviation magazine letting writerramble off about 1000 words month also very helpful individualized event Stunt keep letters coming ideas questions pictures hints information Stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Combat/Johnson Continued page 61 wing area might want spend some extra time building exotic large models use Vipers backups although bet end up using Vipers time box kit came big enough about six models thats what Id suggest buy Work models evening about week youll have half-dozen ready go Ive seen Slow Combat variation model would assume could order some kits motor mount cut out 15 would reduce wing loading lot whos seen kit really thinks its wellengineered finished Some Los Angeles WHAT RIC BOOK has complete data about 2100 different RIC products over 250 different RIC companies plus beginners tips R/C experts ITS THIS YEARS EDITION OF THE RIC reference book ever really need AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP OR SEND $950 $795 plus $155 postage handling VA residents add 4% sales tax fl/C BUYERS GUIDE Clifton House Clilton VA 22024 AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail Send check money order ACC U- FLITE liii PLUM DRCROWNSVILLE MD 21032 Solareraft presents 2 new fun flyers Solar Dart 12 rubber pooered helicopter climbs over 251 $300 postage paid ready fly Solar Scamp 12 high performance free flying stick model $400 lpovtage patd read3 fIt Stndchtkor mooiA ords rIo Solarcraft Pt Box h825 anta Barbara lit alt i siioicre us ted September 1981 133
Edition: Model Aviation - 1981/09
Page Numbers: 57, 58, 59, 130, 131, 132, 133
nDIs Lidberg FROM THE GOLDEN AGE aviation Davis Dl K prime example open cock pit sport parasol monoplane About 60 Davis Dls built powered Kinner LeBlond Warner engines thus DiK DiL DiW According pilots Davis perform ance pursuit plane yet forgiving heavy-handed fliers model designed Telco CO-2 motor great sport model fun flying small fields Enough scale data available produce respectable AMA Scale model desired built-in throttle Telco possible adjust power output match light minimal airplane heavier well detailed model Scale references model Model Builder February 1974 Westburg drawings photos Air Trails Winter 1976 same Westburg drawings double size photos different airplanes Air Trails issue also has color photos details instrument paneL Wing Begin wing laminating tips center section curve two layers 1/32 x 3/32 bass 3 layers balsa favorite method set up shape desired pins spaced about t Two layers basswood strips lightly sanded better gluing pullcd around pin-template pinned place Hot Stoff applied joint between strips curved piece almost immediately ready sanding use An alternate method use waxed cardboard templates Thin Titebond glue ap plied strips before wrapping works pretty well allows sanding resulting curved piece better white glue Make up L-shaped leading edge piece 1/16 x backed up 1/16 x out wing pinning down curved pieces leading edge trailing edges Add bottom Pleasing lines classic appearance good flying CO-2 powerwhat could ask Davis great sport flier can load detail compete spar Cut out ribs Just W4 rib shown bit sanding will necessary produce taper shown dihedral detail drawing Fit rib carefullyleave out top spar now dry cut wing apart four breaks Block up center section 1/16 nd fit innter panels Now fit outer panels dihedral Davis wing has always intrigued put off project because shapes involved Looking closely wing wasnt nearly compli cated thought top spar can now added After wing has removed building board add center section filler required gussets outer strut mount ing Eventually center section struts will fit up sockets formed wing Make sockets two gussets cutting 1/16 x Vs m notch gusset adding full gusset over sockets perform two func tions positive wing location plenty gluing surface struts Sand wing thoroughly prepare covering Fuselage Begin making two side frames 1/16 sq hard balsa Heres FF aviations Golden Age can have real ball building flying can include lots detail AMA Scale compe titions can simplified sport flying Telco CO-2 engine pro vides clean quiet operation variable-setting power capability September 1981 57 drying cut out formers plywood firewall charger fitting mount landing gear formers Pin sides upside down over top view put cross braces between F2 F5 Crack sides F2 forward part can bent firewall width Clamp glue tailposts together fill remaining cross braces Bend main landing gear 1/32 wire bind main gear former heavy thread rear struts should now bent shape bound rear gear former Glue main gear former place ahead upright fit glue rear gear former Wrap joint between rear main gear wires together fine copper wire solder keep joined Add gussets brace landing gear formers Make balsa filler pieces landing gear wires epoxy place dry remove fuselage board add remaining formers stringers fire walL CO-2 motor tank unit can now temporarily fitted place Bend tubing tank lies under balance point solid mounting charger fitting desired tap 2-56 threads fitting holes right size steel 2-56 screw can made tap filing triangular-shaped groove over about six threads fitting can held model 2-56 nylon screws Because triangular shape fitting mount theres enough room tank lines fitting pulled out through batch desired bit trimming larger tanks can also used Quite bit force 4 lb required charging nose section model needs some strengthening Fill between firewall former F2 top soft balsa block hollowed light ness Make up similar block go between firewall main landing gear former Tack glue place youll able cut out later form hatch After sanding cover body tissue Keep mind upper front portions will covered later stiff paper Shrink tissue give coat very thin nitrate dope model top front portions 58 Model Aviation Left license numbers made stencil cut adhesive drafting film applied wing Ailerons outlined India ink control rod cover Vacuformed Right rudder stab hinges Inked Brass strips paper fasteners make hinges photos author bare bones matter Rib spacing scale fin rudder Stabilizer has enlarged slightly doesnt show Center section strut pg maae cardboard balsa aligns struts squarely Upper ends struts fit sockets wing Like open-cockpit models just doesnt look right pilot Note extra layer card stock luggage cockpit doom t.c amuIy nhur uIuau ti pauu wtn IfltdRS anu cxnauss pipes pushrods plugs wires Louvers Vacuformed detailed flat black paint Shock struts wrapped fishing line FULL-SIZE PLANS AVAILABLE. SEE PAGE 140 OUTER STRUTS I/IA S 3/5 SEE U LOCATIONS I/IBSI/4 L/5XIB AK ] wij 51] 519 SB w] W6 3/35 WASHOJT BETWEEN STRIJTS B TA ROTA SIDES 2ZZiEzz __SHT SOAK TSESE BBS TO MATCH TAPER SHOWN IN CAHEORAL SEYAIL Fl PS CENTER SECACE TOPAFTER STRUT IETSrWEL74AL LAYERS AS SIT AK-NOTCH 14 ROT PC I/IA SAT FROST BALSA SPINNER _______ ALSED TO PLY Sail- fRALSA NOTE STPF FAPEB COVER MOIJJTh[~I OS FROM Fl 32 FD B BACK 32 FR ON TOP Cs WATER SRCTERA STRUT Jill LLEAOPJS EDGE LAWAATE CRUES 2 PCS 1/32S 3/3D BASS OSTER STRUT 1401432 I/lA SAT lABS I/B flN I/SS I/B IABY-II lID ____I/IBS I/3D 5W415 BAAROOILBGER SlBB ATTUCH IBBAI B 46 32 FLSELOSETFWEAO ABOVE SEE WTA ALS BAWD lBS JO TO LOCATE STRUTE TIES EPOCY LOCATIONO 104KB DAIS HI S INSEC f3-K itFcoEII F3P4F5FA FTFRB OS EIAS1E TIREAD OS ERO__________________ OF SAlK STRUT TIREAS ATWPAIS*LDS REAR S1Jn/lA 53/32SRUSLOCw1STAS BUASODOR SBBALOACEL.iI I/IA SO I/3S SAT BANROG AT S WRAP BALSA lEADISAOSST FROST STR u1~47 CYLLOC VA 32 COCOABETWVIA SC NBUABBOSAS BALSA SOCK aLOS SEAR RRIIF B FD ON TOP ~1BT7WL BAA WIlES (IJSCALE REF AS TRALS WBJTER 197KCOLORS WiNS B STAB SLyER U WSE--stQNUJIJI/IK TUBE I/IA PLY~WITH TIGEAD SOS FEB 1974FIllEL B FRASER SARI REDA SI pilot began life plastic cowboy drugstore Reshaped cut half figure used Vacuform make lightweight head balsa mold made Kinner engine head front molded pieces finished head aluminum tube exhaust pipe covered high-gloss coated paper may able find piece large printing shop Ordinary file card stock lines would work about well couple extra coats dope Four pieces paper required Work back overlap slightly move forward bit extra scale detail Add extra layer paper represent luggage REAR WIRE ~FRORT 9KW ok-gluing hatcfl place in nana pnooo aiiows easy removai OT engine anu leniN right note triangular piece holding charge fitting place two nylon screws door well big enough lunch box anyhow door front cockpit firewall back F2 piece paper can used wrap around Arrange seam fall along lower longeron simplify hatch Make up cowl scrap blocks fit around CO-2 motor Cut disk 1/32 ply rear face spinner mount crankshaft Using fuselage disk guides carve sand cowl shape spinner made gluing piece 1A-in dowl block spinning block MotoTooL Shaping done Acto blade sandpaper clamped-down electric drill band drill works well operation Hollow spinner cut clearance Telco prop shim washer 1/16 ply must used between prop spinner disk due shape prop Kinner engine dummy radial engine based thread-wrapped balsa dowels cylinders Heads can made balsa have Vacuform good bead can made form duplicated five times Tbe plastic head hats can glued balsa Continued page 130 FS F3A PS MOVE COS TANK TO ADJUST BALANCE OFFSET MOTSR ARUST 1 SOWN 5 RIGHT SET BIKICER FOR WIlE LEFT TLRL September 1981 59 NEW XHINGE$189/Pkg N EW EASY-MOUNT K&B 40 . Designed Manufactured I~ See Favorite Hobby Shop ER r~u MANUFACTURING Luke Preston Smith Dakota 57249 STOP- A- PROP BRAKES /2A ATD Brake Kit no 101 $275 FAI ABBrake Kit no 102 $32 SI BCBrake Kit no 1O3$375 1 Ca size $8503 FAI size $850 Adaptor Cox 15 kit no 107 $150 used Kit no 102 PA Residents Add 6% Sales Tax K&W ENTERPRISES 7824 Lexington Ave Philadelphia Penna 19152 model stooge absolutely sure strong enough hold model good test would place strong peg stooge place typical motor peg stretchbreak motor stooge can withstand will surely withstand normal wear field usage provided have safely anchored before hooking up motor Mark props Unless have prop design prop different model always chance grabbing wrong prop heat battle no pun intended about summertime Nats events very advisable have identifying marks props Stan Chilton identifies Easy B props neat nubmers showing sequence top bottom prop number weight diameter pitch wood thickness Besides such comprehensive data item SCALE DOCUIVIENTATION SCALE DRAWINGSPHOTOS aOOKLETS 19IINTERNAflONAL 49900 MC KENZIE HWY CATALOGS $200 VIDA OREGON 97429 itself also good idea sure prop number recorded part flight records model uses prop Stans idea using rubber stamp Easy B props adds essentially zero weight makes indelible identification prop series colored dots made soft-tipped pens will similarly built-up microfilmcovered props either coded own code simply ID prop refers written record elsewhere exact details Trim tail feathers Otto Rodenburg Netherlands uses adjustable horizontal sta bilizer gives credit Dieter Siebenmann Switzerland basic tall layout advo cates using some kind adjustment stab Changing wing incidence often involves changes wing rigging otherwise difficult make very small adjustments wing incidence manner assures adjustment will hold reliably case shown stab permanently supported bipod leading edge bottom fin also stabilized stab leading edge stab pivots slightly around joint bipod angle attack changed sliding rear stab post small tissue socket very fine degree elevation control adjustment affords almost luxury allows model fine-tuned minor changes site conditions other point about arrangement underslung mount stab lowers enough assure stab out wings downwash under almost flight conditions Keep up rules proposals About time last year awoke find fly under very unpopular Easy B rules least rest 1980 1981 own inves gations showed didnt partwe fliers gave Free Flight Contest Board almost no guidance regard rules proposals consider 1978-79 rules cycle now final stages new rules cycle rules now under consideration will become effective 1982 Carefully examine recent issues Model Aviation Competi tion Newsletter section continue watch various cross-proposals enacted Contact FFCB member district give him feedback desires dont vote its fair complain about election results Bud Tenny PO Box 545 Richardson TX 75080 Davis Dl K/Lid berg Con finued page 59 circles glued cylinders Paint cylinder head assemblies black before adding other details desired add exhaust intake pipes made 1/16-in aluminum tube small strips bamboo pushrods youre up glue thread A-in lengths straight pin make spark plugs wires Drill holes cowl cylinder leave out now permit painting modeL Wheels model turned shape using MotoTooL Epoxy 1-in length dowel three laminations balsa After wheels shaped revolve MotoTool start center hole 1/32-in drill Enlarge hole 1/16-in dia aluminum tube bearings CeBter sectioB struts Assemble bamboo preferred spruce Make up cardboard strut jig shown attach fuselage rubberbands attach wing rubberbands above jig upper end strut fits wing sockets lower end rests upper longerons After carefully cutting through stiff paper expose longerons strut trim struts fit satisfied fit epoxy lower ends struts fuselage After struts place wing jig removed model can painted Tail surfaces Moveable elevators rudder selected Davis two reasons maximum scale points flight adjustments 130 Model Aviation Basic Kit Consists Following Components Slope Squire Featured R/C SPORTSMAN Jan Saracen$4600 Featured RCM April 1976UCOMPLETE PLANS Seville$61WING CORE Featured MODELAVIATION. FIBERGLAS FUSELAGE WinterhawkPLYWOOD WING SHEETING Featured MODEL AViATiOI\ Hotrock Featured MODEL AVIA Simitar 540$5995 eatured RCM Oct 1978 l-UAM tLUUK lb density 40X1ZX6 $1000 CORE FILM WING SHEETING VA X 60 yd TAPE comes roll$895 L orocnure Available Write to20825A Roaco Blvd.Park CA 91 BILL EVANS RIC AIRCRAFT 02137090894Canoa3o7J WONT BREAK OR BENDEASY TO INSTALL GREATER RIGIDITYMORE DURABILITY I A-632 EL 3/16 aft length 21/2 275 A-532 EL 5/32 ft length 2250 A-532 Sshaft length 1-5/16200 A-432Sshaft length 1-3/16185 A-332 Sshaft length 1-1/8170 3/4 a Rogue . Ie 020 laglne. ft/C 34-S/0 Wingspan lay Ainralt ibs Molly lilosi Because wing tail glued complexities knock-off surfaces felt necessary size model some means adjustment flight necessary Hinging surfaces pieces brass strip paper fastener serves purpose welt Laminate curved outlines use medium hard balsa rest structure After surfaces have removed board separate along hinge lines make binge slots thin razor saw Insert metal strips leave little space hinge line allow bending Hot Stuff will hold metal nicely Surface covering minimize warps during tissue shrinking used rubbing alcohol sprayed through old hair spray pump bottle Rubbing alcohol dries faster shrinks less tightly water Cover wing tail thin Japanese tissue After shrinking tissued areas should receive coat two wellthinned plasticized nitrate dope 10 drops castor oil per ounce uncut nitrate thin needed Paint trim NC77N should have silver wings stab dark red fuselage rudder Yes goofed painted rudder silver looks nice way Floquil model railroad paint provided both colors bright silver caboose red mixed nitrate dope produce glossier finish straight Floquil flat After letting bottles paint settle few days clear liquid poured off discarded bottles filled nitrate thinner shaken mixture added clear nitrate two three coats sprayed inexpensive Badger airbrush ratio should uil thinner mix 2/ thinned plasticized nitrate clear begins sound like something out alchemists cookbook workable way produce lightweight solid colors mask wings NC numbers cut clear adhesive film Zipatone drafting supply storecould also use masking tape After mask place lightly brush clear dope around character minimize color bleeding Two thin coats red adequate NC numbers rudder can made stick-on white letters although silver ink used Leroy pen could produce better looking results Xerox two copies Davis shield plan rubber-cement place Telco prop should painted flat black rear face wood color front Use enamel After sanding filling couple coats clear tires can also painted flat black youre up doing colored dope treatment gray red tissue could used make lighter model thats bit quicker build Details After stabilizer glued place dont forget triangular incidence block thin bamboo struts added underside Thread rigging added between fin stabilizer top Add small balsa filler pieces next fin Bend bamboo tailskid heating glue HENDERTDON5 S ULt44T EMtM13E IF WA5 16 SflZAMPS 2 FEEt LOJ6- OR 2 STRAWJDS lb fEET LONG September1981 131 Spirit St Louis love sky. HARDWARE Possibly historically reosgoized airorati go world isSeed SOs oar Plylise catalog oreseeted Flyllee as asoorate tlyirg reylica ot Charles Lied Flyline Models Inc bergs tOO NY Paris oilers ayyealiog kit irolodes Williams bros cylirders decals & qoality materials 2820 Dart Ave 31 1 Pairiaz Virginia 22031 Plightilne shirts have got covered One-liner Shirts sioso Plane Shirts S725 top quality football shirts complete history backsky blue blue printing war- ground colorful WIX/ll birds red printing Pius airplanes applied sky blue shirts gn fine line followed &ewswaio nrofile view classic airniane F4FWW01 P4OWdUWR Selre PWF Heiiot P-Wi ThdeoR Typhoon F7F Tigrt P-St &oong 8-17 PAng Fortr, FS Boot P-WI BId Wldooo 8-24 Uberotor AT-6 Teoan Fw190 B-ZR Mitoheli P-WE i-iawkPWU Zero9-29 Opreo e humor gags lot people Sky blue T-shirts printed two colors Pius shirt white printed red black CM IS iS SIEnffiG SPECAJ ll&NBee Mens sizes Sm 32-361 Med 3840 Lg 42441 XL 46J OrdePS rlh sooks- .-j IEr aMOrdrMN Order SH OdW NameSend check money order Ipius Si P/HI AddressFIlghtllne ShIrts EtcAid 65% tUiX 12504 Saratoga Avenue Ifl california CityStateZipSaratoga CA 95070 SizeStyleDesignTotal SjJfow 4-6 weeks delivelyl A uthorized FACTORY AUTHORIZED SERVICE DQdIO FOR ALL OF THE FOLLOWING BRA NDS ACeKraftPro Line RS Systems ontro Aero Sport World Engines OrbitRoyal CannonEK LogictrolMathesSimprop RfZ CirrusMicro Avionics MRCJerobee ALSO WARRANTY SERVICE Don McCarthy Factory trained technicians over HOURS Closed Sun& Mon lOam-Bpm-WedFri lOam-6pm Sat lOam-2pm 714 639-8886 941 N MAIN ST ORANGE CALIFORNIA 92667 S 9 I-4L GLIDERSUIEEYEALE 1113 SATELLITE KITS1E151111 ~7 OLD TIME GASA M RUBBER3 NORDICCLASSICSVIDEOTAPE COMPETITION GASON FUEL DT TIMERS -$1075 eachSTART YOUR OWN COLLECTION OF AVIATION FILMS ON EASY TO USE INEXPENSIVE VIOFOCASSETTES AVIATION FILMS OF F Model Sunply ALL TYPES FEATURES WAR OSCOMENTAR ES NEWSREEL ETC NOW AVAILABLE ON VIOEO TAPE SENO $100 FOR CATALOG BlIDS 505 NSEPLILVEDA MANHATTEN BEACH CA 90266 landing gear shock struts made two pieces side lower strut carries bamboo dowel piece slides upper strut looks like shock struts really work decorative necessary flight Begin upper strut rolling up paper tube Four layers notebook paper rolled around 1/16-in wire form basic strut Put white glue paper after roll started will stick wire After few minutes make sure paper tube free wire Make bungee assembly using pins 1/32 sheet shown After painting wrap side five rows elastic thread fish line Make lower struts balsa bamboo Check fit strut pair adjusting mating angles needed epoxy place Moving back up center section struts again rear struts should braced thread down paper cover front struts braced thin bamboo strips Make paper pattern windshield trial fit adjusting necessary Hot Stuff really works great windshields minimizes glue glops Cut some 1/16 strips plastic electrical tape use cover joint base windshield strips also used simulate joint wing ribs center section struts fit small disk black tape serves gas cap center section small covers wing aileron control rods exit made using Vacuform balsa scraps can also used Louvers fuselage side can made balsa Vacuformed Outline ailerons India ink drafting pen Epoxy wing place making sure center section strut pushed way its socket Make up outer struts paint red epoxy place after youve checked make sure wing panels straight space between center outer struts Cut out instrument panel glue extra former add rear cockpit Electrical wire insulation about *20 can split remove wire carefully slipped over edges cockpits make padded edges pilot figure really helps Scale model look realistic local supermarket toy counter yielded plastic cowby figure about 6 tall for39iE Afew minutes work knife sandpaper converted wide-brimmed hat shape closer appearance leather flying helmet figure sawed off shoulder height fit model solid plastic much too heavy use Sawed laterally front back halves used Vacuform produce almost weightless figure Other possibilities could include balsa styrofoam carved sanded shape Flying save some wear tear nerves model leave off spinner radial engine first few flights will also allow adjust Telco throttle After have Davis flying satisfac tion parts can tack-glued place Very little weight involved two items make sure balance point doesnt shift installed has moved adjust tank location compensate youre ready go flying stuff some pieces foam rubber around tank model lands hard tank could wipe out bit structure unless padded braced Make sure balance point 1-1/16 back center section leading edge Adjustment using location CO-2 tank practical method sure tank ends up its outlet elevated try run motor tank nearly below horizon tal liquid CO-2 will freeze line motor shut off Steam warps out tail surfaces steam 3/32-in washout outer wing panels outboard struts did take warps out before installing struts didnt Trailing edge tip should 3/32-in higher leading edge Find place test glide softer concrete first few glides No dont usually have ledgendary field tall grass either best can Bend tail surfaces necessary produce flat fast glide wide 40-50 ft die left circle Start out two layers card stock behind corner Telco case aim thrust line about 10 down 10 right Set Telco throttle motor runs about 60 seconds standard tank will quite allow model climb wont let hit ground very fast either trim grossly bad After want scale flying Scale model take easy open motor up slow easy stages until geta shallow climbing turn Holding charger its nozzle point ing up gas charge results shorter runs test purposes Later use charger point ing down longer flights 6cc tank standard 20Acc Davis flies lot like Indoor model power time lands prop torning very short dead grass will taxi touch down 10 15 feet Flights big tank last 1 minutes model eventually reaching 75 100 ft very leisurely turns ROGs fun too although will have 132 Model Aviation experiment throttle get bit extra power shorter run Davis has turned out really fun modeL flying far has taken place grass-covered schoolyard about block long Eventually well get out club flying field Phoenix Model Airplane Club some con test flying field known among local Scale flyers rock garden however can wait havent tried CO-2 flying yet let pass along comment overheard last time out flying sport model another modeler Scale modelboth us flying many flights fellow club member said Anything that much fun ought illegal CL Aerobatics/Paul Continued page 60 used Dave Brown Gene Martine very good Martine-Baron handle no longer produced because Gene Martine justifiably terrified might drawn lawsuit some other negligent flier gets hurt Mufflers sometime item Adamisin Martine items sometimes available Bob Paul muffler available full moon some other good mufflers available limited quantities Fortunately can get engines since adapting RC-type engines Stunt have tried get some decent balsa lately Its good thing RC still uses glow plugs propellers sometimes paint would have go back Champion spark plugs ignition carving own props ugh plastic coverings sad day Bob Hunt close doors Control Line Specialties thereby saw end flap horns landing gear blocks wires very good Tru-Flite handles foam wings other specialty itemsunfortunately Bob feed clothe family Still biggest single accomplishment Precision Aerobatics Model Pilots Associa tion ease communication has available over past eight years news letter will continue printed too although may occasionally some lapses due real job pressures support Model Aviation magazine letting writerramble off about 1000 words month also very helpful individualized event Stunt keep letters coming ideas questions pictures hints information Stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Combat/Johnson Continued page 61 wing area might want spend some extra time building exotic large models use Vipers backups although bet end up using Vipers time box kit came big enough about six models thats what Id suggest buy Work models evening about week youll have half-dozen ready go Ive seen Slow Combat variation model would assume could order some kits motor mount cut out 15 would reduce wing loading lot whos seen kit really thinks its wellengineered finished Some Los Angeles WHAT RIC BOOK has complete data about 2100 different RIC products over 250 different RIC companies plus beginners tips R/C experts ITS THIS YEARS EDITION OF THE RIC reference book ever really need AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP OR SEND $950 $795 plus $155 postage handling VA residents add 4% sales tax fl/C BUYERS GUIDE Clifton House Clilton VA 22024 AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail Send check money order ACC U- FLITE liii PLUM DRCROWNSVILLE MD 21032 Solareraft presents 2 new fun flyers Solar Dart 12 rubber pooered helicopter climbs over 251 $300 postage paid ready fly Solar Scamp 12 high performance free flying stick model $400 lpovtage patd read3 fIt Stndchtkor mooiA ords rIo Solarcraft Pt Box h825 anta Barbara lit alt i siioicre us ted September 1981 133
Edition: Model Aviation - 1981/09
Page Numbers: 57, 58, 59, 130, 131, 132, 133
nDIs Lidberg FROM THE GOLDEN AGE aviation Davis Dl K prime example open cock pit sport parasol monoplane About 60 Davis Dls built powered Kinner LeBlond Warner engines thus DiK DiL DiW According pilots Davis perform ance pursuit plane yet forgiving heavy-handed fliers model designed Telco CO-2 motor great sport model fun flying small fields Enough scale data available produce respectable AMA Scale model desired built-in throttle Telco possible adjust power output match light minimal airplane heavier well detailed model Scale references model Model Builder February 1974 Westburg drawings photos Air Trails Winter 1976 same Westburg drawings double size photos different airplanes Air Trails issue also has color photos details instrument paneL Wing Begin wing laminating tips center section curve two layers 1/32 x 3/32 bass 3 layers balsa favorite method set up shape desired pins spaced about t Two layers basswood strips lightly sanded better gluing pullcd around pin-template pinned place Hot Stoff applied joint between strips curved piece almost immediately ready sanding use An alternate method use waxed cardboard templates Thin Titebond glue ap plied strips before wrapping works pretty well allows sanding resulting curved piece better white glue Make up L-shaped leading edge piece 1/16 x backed up 1/16 x out wing pinning down curved pieces leading edge trailing edges Add bottom Pleasing lines classic appearance good flying CO-2 powerwhat could ask Davis great sport flier can load detail compete spar Cut out ribs Just W4 rib shown bit sanding will necessary produce taper shown dihedral detail drawing Fit rib carefullyleave out top spar now dry cut wing apart four breaks Block up center section 1/16 nd fit innter panels Now fit outer panels dihedral Davis wing has always intrigued put off project because shapes involved Looking closely wing wasnt nearly compli cated thought top spar can now added After wing has removed building board add center section filler required gussets outer strut mount ing Eventually center section struts will fit up sockets formed wing Make sockets two gussets cutting 1/16 x Vs m notch gusset adding full gusset over sockets perform two func tions positive wing location plenty gluing surface struts Sand wing thoroughly prepare covering Fuselage Begin making two side frames 1/16 sq hard balsa Heres FF aviations Golden Age can have real ball building flying can include lots detail AMA Scale compe titions can simplified sport flying Telco CO-2 engine pro vides clean quiet operation variable-setting power capability September 1981 57 drying cut out formers plywood firewall charger fitting mount landing gear formers Pin sides upside down over top view put cross braces between F2 F5 Crack sides F2 forward part can bent firewall width Clamp glue tailposts together fill remaining cross braces Bend main landing gear 1/32 wire bind main gear former heavy thread rear struts should now bent shape bound rear gear former Glue main gear former place ahead upright fit glue rear gear former Wrap joint between rear main gear wires together fine copper wire solder keep joined Add gussets brace landing gear formers Make balsa filler pieces landing gear wires epoxy place dry remove fuselage board add remaining formers stringers fire walL CO-2 motor tank unit can now temporarily fitted place Bend tubing tank lies under balance point solid mounting charger fitting desired tap 2-56 threads fitting holes right size steel 2-56 screw can made tap filing triangular-shaped groove over about six threads fitting can held model 2-56 nylon screws Because triangular shape fitting mount theres enough room tank lines fitting pulled out through batch desired bit trimming larger tanks can also used Quite bit force 4 lb required charging nose section model needs some strengthening Fill between firewall former F2 top soft balsa block hollowed light ness Make up similar block go between firewall main landing gear former Tack glue place youll able cut out later form hatch After sanding cover body tissue Keep mind upper front portions will covered later stiff paper Shrink tissue give coat very thin nitrate dope model top front portions 58 Model Aviation Left license numbers made stencil cut adhesive drafting film applied wing Ailerons outlined India ink control rod cover Vacuformed Right rudder stab hinges Inked Brass strips paper fasteners make hinges photos author bare bones matter Rib spacing scale fin rudder Stabilizer has enlarged slightly doesnt show Center section strut pg maae cardboard balsa aligns struts squarely Upper ends struts fit sockets wing Like open-cockpit models just doesnt look right pilot Note extra layer card stock luggage cockpit doom t.c amuIy nhur uIuau ti pauu wtn IfltdRS anu cxnauss pipes pushrods plugs wires Louvers Vacuformed detailed flat black paint Shock struts wrapped fishing line FULL-SIZE PLANS AVAILABLE. SEE PAGE 140 OUTER STRUTS I/IA S 3/5 SEE U LOCATIONS I/IBSI/4 L/5XIB AK ] wij 51] 519 SB w] W6 3/35 WASHOJT BETWEEN STRIJTS B TA ROTA SIDES 2ZZiEzz __SHT SOAK TSESE BBS TO MATCH TAPER SHOWN IN CAHEORAL SEYAIL Fl PS CENTER SECACE TOPAFTER STRUT IETSrWEL74AL LAYERS AS SIT AK-NOTCH 14 ROT PC I/IA SAT FROST BALSA SPINNER _______ ALSED TO PLY Sail- fRALSA NOTE STPF FAPEB COVER MOIJJTh[~I OS FROM Fl 32 FD B BACK 32 FR ON TOP Cs WATER SRCTERA STRUT Jill LLEAOPJS EDGE LAWAATE CRUES 2 PCS 1/32S 3/3D BASS OSTER STRUT 1401432 I/lA SAT lABS I/B flN I/SS I/B IABY-II lID ____I/IBS I/3D 5W415 BAAROOILBGER SlBB ATTUCH IBBAI B 46 32 FLSELOSETFWEAO ABOVE SEE WTA ALS BAWD lBS JO TO LOCATE STRUTE TIES EPOCY LOCATIONO 104KB DAIS HI S INSEC f3-K itFcoEII F3P4F5FA FTFRB OS EIAS1E TIREAD OS ERO__________________ OF SAlK STRUT TIREAS ATWPAIS*LDS REAR S1Jn/lA 53/32SRUSLOCw1STAS BUASODOR SBBALOACEL.iI I/IA SO I/3S SAT BANROG AT S WRAP BALSA lEADISAOSST FROST STR u1~47 CYLLOC VA 32 COCOABETWVIA SC NBUABBOSAS BALSA SOCK aLOS SEAR RRIIF B FD ON TOP ~1BT7WL BAA WIlES (IJSCALE REF AS TRALS WBJTER 197KCOLORS WiNS B STAB SLyER U WSE--stQNUJIJI/IK TUBE I/IA PLY~WITH TIGEAD SOS FEB 1974FIllEL B FRASER SARI REDA SI pilot began life plastic cowboy drugstore Reshaped cut half figure used Vacuform make lightweight head balsa mold made Kinner engine head front molded pieces finished head aluminum tube exhaust pipe covered high-gloss coated paper may able find piece large printing shop Ordinary file card stock lines would work about well couple extra coats dope Four pieces paper required Work back overlap slightly move forward bit extra scale detail Add extra layer paper represent luggage REAR WIRE ~FRORT 9KW ok-gluing hatcfl place in nana pnooo aiiows easy removai OT engine anu leniN right note triangular piece holding charge fitting place two nylon screws door well big enough lunch box anyhow door front cockpit firewall back F2 piece paper can used wrap around Arrange seam fall along lower longeron simplify hatch Make up cowl scrap blocks fit around CO-2 motor Cut disk 1/32 ply rear face spinner mount crankshaft Using fuselage disk guides carve sand cowl shape spinner made gluing piece 1A-in dowl block spinning block MotoTooL Shaping done Acto blade sandpaper clamped-down electric drill band drill works well operation Hollow spinner cut clearance Telco prop shim washer 1/16 ply must used between prop spinner disk due shape prop Kinner engine dummy radial engine based thread-wrapped balsa dowels cylinders Heads can made balsa have Vacuform good bead can made form duplicated five times Tbe plastic head hats can glued balsa Continued page 130 FS F3A PS MOVE COS TANK TO ADJUST BALANCE OFFSET MOTSR ARUST 1 SOWN 5 RIGHT SET BIKICER FOR WIlE LEFT TLRL September 1981 59 NEW XHINGE$189/Pkg N EW EASY-MOUNT K&B 40 . Designed Manufactured I~ See Favorite Hobby Shop ER r~u MANUFACTURING Luke Preston Smith Dakota 57249 STOP- A- PROP BRAKES /2A ATD Brake Kit no 101 $275 FAI ABBrake Kit no 102 $32 SI BCBrake Kit no 1O3$375 1 Ca size $8503 FAI size $850 Adaptor Cox 15 kit no 107 $150 used Kit no 102 PA Residents Add 6% Sales Tax K&W ENTERPRISES 7824 Lexington Ave Philadelphia Penna 19152 model stooge absolutely sure strong enough hold model good test would place strong peg stooge place typical motor peg stretchbreak motor stooge can withstand will surely withstand normal wear field usage provided have safely anchored before hooking up motor Mark props Unless have prop design prop different model always chance grabbing wrong prop heat battle no pun intended about summertime Nats events very advisable have identifying marks props Stan Chilton identifies Easy B props neat nubmers showing sequence top bottom prop number weight diameter pitch wood thickness Besides such comprehensive data item SCALE DOCUIVIENTATION SCALE DRAWINGSPHOTOS aOOKLETS 19IINTERNAflONAL 49900 MC KENZIE HWY CATALOGS $200 VIDA OREGON 97429 itself also good idea sure prop number recorded part flight records model uses prop Stans idea using rubber stamp Easy B props adds essentially zero weight makes indelible identification prop series colored dots made soft-tipped pens will similarly built-up microfilmcovered props either coded own code simply ID prop refers written record elsewhere exact details Trim tail feathers Otto Rodenburg Netherlands uses adjustable horizontal sta bilizer gives credit Dieter Siebenmann Switzerland basic tall layout advo cates using some kind adjustment stab Changing wing incidence often involves changes wing rigging otherwise difficult make very small adjustments wing incidence manner assures adjustment will hold reliably case shown stab permanently supported bipod leading edge bottom fin also stabilized stab leading edge stab pivots slightly around joint bipod angle attack changed sliding rear stab post small tissue socket very fine degree elevation control adjustment affords almost luxury allows model fine-tuned minor changes site conditions other point about arrangement underslung mount stab lowers enough assure stab out wings downwash under almost flight conditions Keep up rules proposals About time last year awoke find fly under very unpopular Easy B rules least rest 1980 1981 own inves gations showed didnt partwe fliers gave Free Flight Contest Board almost no guidance regard rules proposals consider 1978-79 rules cycle now final stages new rules cycle rules now under consideration will become effective 1982 Carefully examine recent issues Model Aviation Competi tion Newsletter section continue watch various cross-proposals enacted Contact FFCB member district give him feedback desires dont vote its fair complain about election results Bud Tenny PO Box 545 Richardson TX 75080 Davis Dl K/Lid berg Con finued page 59 circles glued cylinders Paint cylinder head assemblies black before adding other details desired add exhaust intake pipes made 1/16-in aluminum tube small strips bamboo pushrods youre up glue thread A-in lengths straight pin make spark plugs wires Drill holes cowl cylinder leave out now permit painting modeL Wheels model turned shape using MotoTooL Epoxy 1-in length dowel three laminations balsa After wheels shaped revolve MotoTool start center hole 1/32-in drill Enlarge hole 1/16-in dia aluminum tube bearings CeBter sectioB struts Assemble bamboo preferred spruce Make up cardboard strut jig shown attach fuselage rubberbands attach wing rubberbands above jig upper end strut fits wing sockets lower end rests upper longerons After carefully cutting through stiff paper expose longerons strut trim struts fit satisfied fit epoxy lower ends struts fuselage After struts place wing jig removed model can painted Tail surfaces Moveable elevators rudder selected Davis two reasons maximum scale points flight adjustments 130 Model Aviation Basic Kit Consists Following Components Slope Squire Featured R/C SPORTSMAN Jan Saracen$4600 Featured RCM April 1976UCOMPLETE PLANS Seville$61WING CORE Featured MODELAVIATION. FIBERGLAS FUSELAGE WinterhawkPLYWOOD WING SHEETING Featured MODEL AViATiOI\ Hotrock Featured MODEL AVIA Simitar 540$5995 eatured RCM Oct 1978 l-UAM tLUUK lb density 40X1ZX6 $1000 CORE FILM WING SHEETING VA X 60 yd TAPE comes roll$895 L orocnure Available Write to20825A Roaco Blvd.Park CA 91 BILL EVANS RIC AIRCRAFT 02137090894Canoa3o7J WONT BREAK OR BENDEASY TO INSTALL GREATER RIGIDITYMORE DURABILITY I A-632 EL 3/16 aft length 21/2 275 A-532 EL 5/32 ft length 2250 A-532 Sshaft length 1-5/16200 A-432Sshaft length 1-3/16185 A-332 Sshaft length 1-1/8170 3/4 a Rogue . Ie 020 laglne. ft/C 34-S/0 Wingspan lay Ainralt ibs Molly lilosi Because wing tail glued complexities knock-off surfaces felt necessary size model some means adjustment flight necessary Hinging surfaces pieces brass strip paper fastener serves purpose welt Laminate curved outlines use medium hard balsa rest structure After surfaces have removed board separate along hinge lines make binge slots thin razor saw Insert metal strips leave little space hinge line allow bending Hot Stuff will hold metal nicely Surface covering minimize warps during tissue shrinking used rubbing alcohol sprayed through old hair spray pump bottle Rubbing alcohol dries faster shrinks less tightly water Cover wing tail thin Japanese tissue After shrinking tissued areas should receive coat two wellthinned plasticized nitrate dope 10 drops castor oil per ounce uncut nitrate thin needed Paint trim NC77N should have silver wings stab dark red fuselage rudder Yes goofed painted rudder silver looks nice way Floquil model railroad paint provided both colors bright silver caboose red mixed nitrate dope produce glossier finish straight Floquil flat After letting bottles paint settle few days clear liquid poured off discarded bottles filled nitrate thinner shaken mixture added clear nitrate two three coats sprayed inexpensive Badger airbrush ratio should uil thinner mix 2/ thinned plasticized nitrate clear begins sound like something out alchemists cookbook workable way produce lightweight solid colors mask wings NC numbers cut clear adhesive film Zipatone drafting supply storecould also use masking tape After mask place lightly brush clear dope around character minimize color bleeding Two thin coats red adequate NC numbers rudder can made stick-on white letters although silver ink used Leroy pen could produce better looking results Xerox two copies Davis shield plan rubber-cement place Telco prop should painted flat black rear face wood color front Use enamel After sanding filling couple coats clear tires can also painted flat black youre up doing colored dope treatment gray red tissue could used make lighter model thats bit quicker build Details After stabilizer glued place dont forget triangular incidence block thin bamboo struts added underside Thread rigging added between fin stabilizer top Add small balsa filler pieces next fin Bend bamboo tailskid heating glue HENDERTDON5 S ULt44T EMtM13E IF WA5 16 SflZAMPS 2 FEEt LOJ6- OR 2 STRAWJDS lb fEET LONG September1981 131 Spirit St Louis love sky. HARDWARE Possibly historically reosgoized airorati go world isSeed SOs oar Plylise catalog oreseeted Flyllee as asoorate tlyirg reylica ot Charles Lied Flyline Models Inc bergs tOO NY Paris oilers ayyealiog kit irolodes Williams bros cylirders decals & qoality materials 2820 Dart Ave 31 1 Pairiaz Virginia 22031 Plightilne shirts have got covered One-liner Shirts sioso Plane Shirts S725 top quality football shirts complete history backsky blue blue printing war- ground colorful WIX/ll birds red printing Pius airplanes applied sky blue shirts gn fine line followed &ewswaio nrofile view classic airniane F4FWW01 P4OWdUWR Selre PWF Heiiot P-Wi ThdeoR Typhoon F7F Tigrt P-St &oong 8-17 PAng Fortr, FS Boot P-WI BId Wldooo 8-24 Uberotor AT-6 Teoan Fw190 B-ZR Mitoheli P-WE i-iawkPWU Zero9-29 Opreo e humor gags lot people Sky blue T-shirts printed two colors Pius shirt white printed red black CM IS iS SIEnffiG SPECAJ ll&NBee Mens sizes Sm 32-361 Med 3840 Lg 42441 XL 46J OrdePS rlh sooks- .-j IEr aMOrdrMN Order SH OdW NameSend check money order Ipius Si P/HI AddressFIlghtllne ShIrts EtcAid 65% tUiX 12504 Saratoga Avenue Ifl california CityStateZipSaratoga CA 95070 SizeStyleDesignTotal SjJfow 4-6 weeks delivelyl A uthorized FACTORY AUTHORIZED SERVICE DQdIO FOR ALL OF THE FOLLOWING BRA NDS ACeKraftPro Line RS Systems ontro Aero Sport World Engines OrbitRoyal CannonEK LogictrolMathesSimprop RfZ CirrusMicro Avionics MRCJerobee ALSO WARRANTY SERVICE Don McCarthy Factory trained technicians over HOURS Closed Sun& Mon lOam-Bpm-WedFri lOam-6pm Sat lOam-2pm 714 639-8886 941 N MAIN ST ORANGE CALIFORNIA 92667 S 9 I-4L GLIDERSUIEEYEALE 1113 SATELLITE KITS1E151111 ~7 OLD TIME GASA M RUBBER3 NORDICCLASSICSVIDEOTAPE COMPETITION GASON FUEL DT TIMERS -$1075 eachSTART YOUR OWN COLLECTION OF AVIATION FILMS ON EASY TO USE INEXPENSIVE VIOFOCASSETTES AVIATION FILMS OF F Model Sunply ALL TYPES FEATURES WAR OSCOMENTAR ES NEWSREEL ETC NOW AVAILABLE ON VIOEO TAPE SENO $100 FOR CATALOG BlIDS 505 NSEPLILVEDA MANHATTEN BEACH CA 90266 landing gear shock struts made two pieces side lower strut carries bamboo dowel piece slides upper strut looks like shock struts really work decorative necessary flight Begin upper strut rolling up paper tube Four layers notebook paper rolled around 1/16-in wire form basic strut Put white glue paper after roll started will stick wire After few minutes make sure paper tube free wire Make bungee assembly using pins 1/32 sheet shown After painting wrap side five rows elastic thread fish line Make lower struts balsa bamboo Check fit strut pair adjusting mating angles needed epoxy place Moving back up center section struts again rear struts should braced thread down paper cover front struts braced thin bamboo strips Make paper pattern windshield trial fit adjusting necessary Hot Stuff really works great windshields minimizes glue glops Cut some 1/16 strips plastic electrical tape use cover joint base windshield strips also used simulate joint wing ribs center section struts fit small disk black tape serves gas cap center section small covers wing aileron control rods exit made using Vacuform balsa scraps can also used Louvers fuselage side can made balsa Vacuformed Outline ailerons India ink drafting pen Epoxy wing place making sure center section strut pushed way its socket Make up outer struts paint red epoxy place after youve checked make sure wing panels straight space between center outer struts Cut out instrument panel glue extra former add rear cockpit Electrical wire insulation about *20 can split remove wire carefully slipped over edges cockpits make padded edges pilot figure really helps Scale model look realistic local supermarket toy counter yielded plastic cowby figure about 6 tall for39iE Afew minutes work knife sandpaper converted wide-brimmed hat shape closer appearance leather flying helmet figure sawed off shoulder height fit model solid plastic much too heavy use Sawed laterally front back halves used Vacuform produce almost weightless figure Other possibilities could include balsa styrofoam carved sanded shape Flying save some wear tear nerves model leave off spinner radial engine first few flights will also allow adjust Telco throttle After have Davis flying satisfac tion parts can tack-glued place Very little weight involved two items make sure balance point doesnt shift installed has moved adjust tank location compensate youre ready go flying stuff some pieces foam rubber around tank model lands hard tank could wipe out bit structure unless padded braced Make sure balance point 1-1/16 back center section leading edge Adjustment using location CO-2 tank practical method sure tank ends up its outlet elevated try run motor tank nearly below horizon tal liquid CO-2 will freeze line motor shut off Steam warps out tail surfaces steam 3/32-in washout outer wing panels outboard struts did take warps out before installing struts didnt Trailing edge tip should 3/32-in higher leading edge Find place test glide softer concrete first few glides No dont usually have ledgendary field tall grass either best can Bend tail surfaces necessary produce flat fast glide wide 40-50 ft die left circle Start out two layers card stock behind corner Telco case aim thrust line about 10 down 10 right Set Telco throttle motor runs about 60 seconds standard tank will quite allow model climb wont let hit ground very fast either trim grossly bad After want scale flying Scale model take easy open motor up slow easy stages until geta shallow climbing turn Holding charger its nozzle point ing up gas charge results shorter runs test purposes Later use charger point ing down longer flights 6cc tank standard 20Acc Davis flies lot like Indoor model power time lands prop torning very short dead grass will taxi touch down 10 15 feet Flights big tank last 1 minutes model eventually reaching 75 100 ft very leisurely turns ROGs fun too although will have 132 Model Aviation experiment throttle get bit extra power shorter run Davis has turned out really fun modeL flying far has taken place grass-covered schoolyard about block long Eventually well get out club flying field Phoenix Model Airplane Club some con test flying field known among local Scale flyers rock garden however can wait havent tried CO-2 flying yet let pass along comment overheard last time out flying sport model another modeler Scale modelboth us flying many flights fellow club member said Anything that much fun ought illegal CL Aerobatics/Paul Continued page 60 used Dave Brown Gene Martine very good Martine-Baron handle no longer produced because Gene Martine justifiably terrified might drawn lawsuit some other negligent flier gets hurt Mufflers sometime item Adamisin Martine items sometimes available Bob Paul muffler available full moon some other good mufflers available limited quantities Fortunately can get engines since adapting RC-type engines Stunt have tried get some decent balsa lately Its good thing RC still uses glow plugs propellers sometimes paint would have go back Champion spark plugs ignition carving own props ugh plastic coverings sad day Bob Hunt close doors Control Line Specialties thereby saw end flap horns landing gear blocks wires very good Tru-Flite handles foam wings other specialty itemsunfortunately Bob feed clothe family Still biggest single accomplishment Precision Aerobatics Model Pilots Associa tion ease communication has available over past eight years news letter will continue printed too although may occasionally some lapses due real job pressures support Model Aviation magazine letting writerramble off about 1000 words month also very helpful individualized event Stunt keep letters coming ideas questions pictures hints information Stunt PAMPA write Wynn Paul 1640 Maywick Drive Lexington KY 40504 CL Combat/Johnson Continued page 61 wing area might want spend some extra time building exotic large models use Vipers backups although bet end up using Vipers time box kit came big enough about six models thats what Id suggest buy Work models evening about week youll have half-dozen ready go Ive seen Slow Combat variation model would assume could order some kits motor mount cut out 15 would reduce wing loading lot whos seen kit really thinks its wellengineered finished Some Los Angeles WHAT RIC BOOK has complete data about 2100 different RIC products over 250 different RIC companies plus beginners tips R/C experts ITS THIS YEARS EDITION OF THE RIC reference book ever really need AVAILABLE THROUGH YOUR LOCAL HOBBY SHOP OR SEND $950 $795 plus $155 postage handling VA residents add 4% sales tax fl/C BUYERS GUIDE Clifton House Clilton VA 22024 AT LAST Hard Break Fibre-Filled Prop Size 10/6 Introductory Offer 6 495 12 900 24 1750 Postage paidClub Discounts Avail Send check money order ACC U- FLITE liii PLUM DRCROWNSVILLE MD 21032 Solareraft presents 2 new fun flyers Solar Dart 12 rubber pooered helicopter climbs over 251 $300 postage paid ready fly Solar Scamp 12 high performance free flying stick model $400 lpovtage patd read3 fIt Stndchtkor mooiA ords rIo Solarcraft Pt Box h825 anta Barbara lit alt i siioicre us ted September 1981 133