0 Electric 0 Trainer PUTTING ELECTRIC MOTOR Control Line trainer timely ideas make wonder hasnt someone done before ET easiest fly Control Line trainers ever developed Its user-friendly its fun Whats quiet electric propul sion system model neighbor-friendly also youngsters have already learned operate maintain electric motors chargers having owned RC electric cars its natural will want move added dimen sions challenges flight ET good way ET uses standard 05 electric motor Since training flights should short duration short charging period requiredso action almost non stop tandem landing gear system limits angle attack takeoff prevent stall ing also restricts bounce-back land ing model performs very well tran sition zone between flying taxiing Wind penetration excellent docile trainer flies very smoothly has good line tension has positive predictable con trols other words ET cinch fly beginners model should Let help learn fly own pace gin taxiing fly short hops partial charges ET trainer didnt spring whole head like moth cocoon came close model conceived Satur day built flown following Sunday retested drew plans photo graphed next week sat down write article Once idea latching electric power Control Line model gether trainer taken hold swept along its currentand ET may have set some kind record swift ness execution moment con ception first flight model uses fairly straightforward construction tech niques quickly built Wing Cut two 1/16 x 4 x 36-in sheets 24 long Select sheet bottom Lay out rib spacing 3-in intervals mark pencil Pin bottom sheet flat work surface Cut 3A6-in dow eling 24-in length glue front bottom sheet Cut wing ribs %-in sheeting install center rib Cut x -in balsa spar fit center wing glue place Install both pieces center rib trim spar conform ribs Sand ribs sanding block until Taper trailing edge bottom sheet Glue top sheet leading edge dowel pin well let glue joint dry Wet upper surface top sheet apply white glue ribs spar Pull top sheet down over ribs July 1988 63 Top Chuck Sharp launches ET DJ Campbell ET accelerates slowly may take much lap become airborne air comfortable power certain entire circle clear no wires overhead Above Author Hunton clean quiet Electric trainer pinning well trailing edge wher ever necessary Cut out A-in plywood bellcrank mount wing tips Drill holes wing tip through lines will exit Allow wing assembly dry building other parts fuselage can built next Cut out /8-in plywood landing gear brackets Bend %2-in music wire main landing gear shape Assemble main landing gear wire plywood brackets clamp assembly tightly Cut % x 2 x 36-in balsa sheet 18in length fuselage cut horizon tal stabilizer slot Cut A-in balsa strips motor guide proper length glue onto right side fuse lage bottom A-in member should /2 fuselage bottom Glue main landing gear assembly place Cut piece sheeting measuring h wing triangular shape glue left side fuselage see plans Cut balsa canopy A-in sheeting lay aside Carve radius left top front fuselage will fair spinner Empennage Cut horizontal stabilizer elevator fin -in-sheet balsa Round off front horizontal stabi lizer fin tine sandpaper Install horizontal stabilizer slot fu selage checking square Install A-in-sheet plug rear elevator slot Attach fin top fuse lage noting offset shown plan top view Final assembly Smooth up fuselage light sanding using fine sandpaper Sand wing assembly smooth conContinued page 151 Materials List Two sheets 1As x 4 x 36-in balsa sheet 1/a x 4 x 36-in balsa sheet x 36-in balsa enough two models sheet 1/ x 4 x 6-in plywood stick 1/2 X 1/2 x 12-in balsa stick 6-in balsa 3As x 36-in hardwood dowel 1/is x 36-in music wire %2 x 36-in music wire Three-inch bellcrank Lead-outs 2-in wheel 1-to-i 1/2-in wheel 7 x 6 propeller 1%-in spinner Elevator horn Carl Goldberg Turbo electric motor switch fuse propeller adapter six-cell battery pack charger Control lines 015 x 35 x 525 ft Control handle Cyanoacrylate CyA aliphatic white glue Gray automotive primer Full-Size Plans Available. S. Page 164 lEAP SIT flOl~ oe 560 600 WAS 1r $LV0TL0G0 WNa SOACSST 2 SOB I i~T6 \.S1A624 00072 06$T SIPS 60 M6P2 600W4 0202 rnm-rn VIflUI\A k\\AIy[Hr\v11 5me sremorzoLJLJULLJ fl IBE 0MLVA 0VSd0 W6NT0EA ROACV-STS 0NOTP 2660 Il OP6IVALEN1 711017 m60saoe,~POSIT 600/VIEW AVMVSI6 0/lOB -MAINA02A0 IV41ENT CAOI 60100025 OOBW M 205760051000 p0100 TO 06 BETISPIO 00/M6T2W LA7 1216010 IOSTAATrON 0007207 SOB OPMOPSL A14GMa9 050 TO 0060 WITh PLANIrc 7820 0TOPAu 000101 7705 /SP 000 AlOE 0/000700 EuECTIC ECHoAOOE 60/ART IAATRO 01607 161&BAB0 60*860M0TO 017 300030002 5MI7036*80 MI1230002 71017700002 SOlO011112OARSE CA2 6060525& 65EBCT2IC M676R L66 76000 8526 60 E0LIVAI27r 200/P 670 SWsNeOTOP/SW POSH 006/Al 7115 yAW MAO/lOB I/IS MUSIO 0125 V7XIP f /2 fl SCSI. 760761.70011 070 EAT 1ACOOfOLVPOEOT IWIOIN /Sp000006 101168602 700577 INOBOTANT 011607 NOTOl 700200601 5605678670 BE LEVEI0I6707 TOAIoofS WI116 P/2ECTIBE 6060 ThE 06600 W5 INTO ThE 00106 576006 001705 WIIL 72ND Tb 14077000705 0060 OPinE CIO6oA76 05507 TT 0160 TOJCWI706 ON INS 0/N 007062160 _____J~P0ASTCTl0 71 sL6eSlTOTO Fl0lS0-S I 3076I270167026 1607 GOAT AUTOIMBI IE P007711EV A4.0 0/08 71 TO 3 COATS AAN6B6 460TLY BETWEEN TWIM0 0 A0PLJBD WITN 5460 PILTTOPEN II /411100SINTEDS/11A6T56 HIN60 MATEOIA 2 62 0100 IS1EAbA/AA 60APTINAMlA0 0O06525 Il/TO PoACE 627700 52. 1265 7/0760 52 52006 /26065W /4 FE6oT 0 0 600/56 NOTOCSNTEOISE 040600/ WNOOL 006 76 6002 0300607 760 6666 IAl/O.S6 64 Model Aviation WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 shelf components available now Tony Matthews Ontario Canada elegant Wakefield represents better examples trend bearing mind please designer/flier particular sample no fun-poking intended models tail feathers prop blades finish sup plied though Tony did tremendous amount development work arriving formula including airfoils prop design like point wing came JH Maxwell Scotland machined specs sol id balsa motor tube import Ja pan tail boom ready-made carbon fiber item front end machined unit Should knock think computer-controlled balsa milling tool can make better wing can Certainiy hardware involved now requires ultraclose toler ances machining well beyond capabilities tin snips soldering iron aforemen tioned Maxwell shop Scotland can also provide Wakefield prop blades nearly-ARF well use bulletproof carbon-fiber mo tor tube lovingly crafted enthusiast other shore pros cons just now com ing surface probably need sim mer bit longer Joining however may become just matter economics Next Bob Piserchios Wakefield frontend unit another mini work art item has become almost universal among FiB fraternity utterly trouble-free durable necessities made up order com bination milling machine/lathe set double ball bearings positive prop stop adjustable-pitch blade hangers Included full package front rear motor tube inserts front being available machined desired thrust offsets called out buyer Theyre very slick very dustproof very smooth mere $6650 buys Bob Piserchio 5257 Stone Ct San Diego CA 92115 also has data availability motor tubes other Wakefield gear Shanghai speaks time published may very well powering up Rubber Free Flight rubber strip Fan factory Shanghai PRC According George Schroedter Champion Model Prod ucts latest batches USA-made rubber have totally unsatisfactory purposesso much has taken bold step trying import commodity PRC What will arrive first will 1mm x 2mm stuff supply used Chinese fliers last FF World Champs rubber has tested Fred Pearce others under controlled conditions found very close 81 Pirelli specs So anxiously awaited Further downstream George may have other sizes avail able lest tire spooling up 108-strand gumbands Wake info write Champion Model Products 880 Carmen Ct LaVerne CA 91750 Low tech new Pee Wee-30 event can bring lot relief nerve-busting FAI wars also lot cheaper fun also possibil ity little 100-granimers really pack much enjoyment Now SCAMPS Southern California Antique Model Plane Society has instituted OT Nostalgia Pee Wee-30 category its schedule 88 should anyone wish get band wagon some classic crates Charlie FE theTop Flite Jacket Look best flight line Top Elite R/C Pilots Jacket pay $1500* $400 savings off regular price ad copy must accompany order S M L XL mbia Light Blue an safety sleeves polyester 35% combed cotton easy care screened logo back lor embroidered patch front Top Elite Jacket . Wear proudly order send ad return address quantity $1 500* per jacket no cash please Top Elite TOP FLITE MODELS INC 2635 South Wabash Avenue Chicago Illinois 60616 Yost PW-30 founder has come up Triath Ion version combines P-30 Rubber PW-30 Gas Towline-30 kicker flier has use same airplane three divi sions forward two inches fu selage allowed interchangeable Are ready rumble Write details ET/Hunton Continued page 64 tour Install plywood wing tips making sure put line exit holes left wing panel left right would pilot Glue wing fuselage checking alignment stabilizer Extra $200 I I I I I I I I I Glue canopy place same 1A-in plywood bellcrank mount stall rear landing gear wire Leave top end unbent until wire has pushed through fuselage bend pull place secure glue model need fuel-proofed should finished order reduce drag produce cleanable surface finish may fast-drying variety either clear color prototype painted representative Navy jets three coats automotive primer light sanding between coat Black trim can added felt-tipped markers Wheels can installed after finishing Install elevator hinges After gluing July 1988 151 Jacket orders $250 shipping/handling Illinois residents add 6/e sales tax MODELERS FIGHT-BACK TRUE-FACTS NEWETER Tired being ignored editors Fed up never having questions answered FIGHT BACK Join us Ier letter Ore year This is reader written publication epen letter communication between fellow modelers Send $550 end YOUR letter approxinoatelylsO words typed printed clasaified interest opinion $300 recieve copy $550 pub letter & recieve copy $1950 4 ioaues 1 yr Firet Issue date4th July 1988 Quarterly July Oct Jan April eae*eeeeseaeeeeeeees*eeeeeeeeeeseeaeeseeeeaee Advertizing Sectien business card u&w only$20/iasuo THE PTERANODON PRESS PO Box Seoo OAKLAND CA 34009-0600 TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments Have lot engnes oubt th ably ol best Bil Thonaa Lake Havasu AZ Twwt Star w eacepetonait smooth lot engne displacement size Clarance Lee ENGINE EDITOR ACM MAGAZINE answer question often asked- muffler availabler Yes muffler & header available CALL FOR INFORMATION EHS TRADING LTD 400 HUALANI ST BLDG 13E HILO HAWAII %720 -800-63HOBBV 808 935-9009 HAWAII STD TIME 10 AM-7PM Mon-Sat $20000 Without Muffler push straight pins through hinges clip off make certain cant pull out Install elevator horn Bend pushrod shape Note jog gle near belicrank fine adjust ments Assemble bellcrank pushrod mount belicrank model Install lead-outs Check controls make final adjustments bellcrank neutral elevator well youre using Goldberg Turbo motors available Carl Gold berg Models 4738 W Chicago Ave Chi cago IL 60651 begin motor assembly folding over wire harness assembly switch fuselage strapping battery rubberbands shown sketch Anchor battery assembly motor fuselage nylon ties Use strong cord nylon ties avail able Install 7 x 6 propeller lye-in spinner model now ready fly sug gested however become familiar motor operation giving charge running few times ex tremely careful propeller Read manufacturers comments safe motor op eration thoroughly cautious overheat battery convenience chart approximate motor run lengths deter mined length battery charge Charge three minutes 30-second run Charge six minutes one-minute 30second run Charge nine minutes two-minute 30-second run Charge 12 minutes three-minute 30-second run Charge 15 minutes full charge Flying ETn unique experience first thing before flying Control Line model mark control handle iden tify end up pull top handle back elevator moves up Pick relatively calm day first flights Use paved area possible grassed will have mowed very short Mark center circle well wander out during flight walk model around circumfer ence make sure clears everything launch point should downwind side circle wind will help keep lines tight launch Check once again up up Charge battery three minutes max imum first flights Have helper launch model pointing slightly outward Leave controls neutral launch during entire takeoff run model will take off itself has aligned accurately first few times may advisa ble keep some down trainer keep ground get used operations ET taxis very well Adjust time charge suit long wish run tolerance dizziness will build up after few flying sessions Try con centrating model back ground help overcome dizziness Longer charges will provide slightly power output Ni-Cd batteries relatively level over period charge good feature Electric flight power motor drops off slowly charge spent model will gently land itself motor quits back onto ground after taxiing lap let lines go slack wing tip can contact ground stop model point switch off motor power reduced dont try hold model air Instead let settle Flying model windy conditions will very likely present problems beginner design performs better wind model Ive ever flown gale force will still tend raise model upwind side bring down downwind side best way counteract characteristic pull ing up control downwind side using down control wind other words allow model climb com ing wind way everything will right going downwind ET no Stunt model straight-andlevel basic trainer however opinion finest easiest fly basic p S 5 S AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&B MICRO X OS MAX RA PECKPOLYMER ECT MODELS SEAGLEN STERLING IvAN SUPER TIGRE INDER FLrE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS lend 611 Ceab Cheek Stampa 32 page tabloid size DISCOUNT Catalog 900 illustrationsover 700 Kits choose too MAILORDER PHONEORDER IN STO 1111 VILLET Holly CENTER 817 1 Main t Landalla 19449 152 Model Aviation 49 CC/24 CU IN THE JOURNAL OFE JOURNAL 01 THE AIRPLANE 1920 1940TilE EARLY AEROPLANE Leo Opdycke EditorKeflfl Rust Editor WW1 AERO 1900-1919 SKYWAYS 19201940 two Journals contain information current prolects orical research news museums airshows workshop notes technical drawings data information paint color photographs aeroplanes engines parts sale scale modelling material PLUS wants disposals news current publications kinds PLUS mote. Sample copies $4 Published WORLD WAR 1 Gpw INC 15 Crescent Road Voitghkecpsie NY 12601 USA 914 473-3679 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler
Edition: Model Aviation - 1988/07
Page Numbers: 63, 64, 66, 151, 152, 153
0 Electric 0 Trainer PUTTING ELECTRIC MOTOR Control Line trainer timely ideas make wonder hasnt someone done before ET easiest fly Control Line trainers ever developed Its user-friendly its fun Whats quiet electric propul sion system model neighbor-friendly also youngsters have already learned operate maintain electric motors chargers having owned RC electric cars its natural will want move added dimen sions challenges flight ET good way ET uses standard 05 electric motor Since training flights should short duration short charging period requiredso action almost non stop tandem landing gear system limits angle attack takeoff prevent stall ing also restricts bounce-back land ing model performs very well tran sition zone between flying taxiing Wind penetration excellent docile trainer flies very smoothly has good line tension has positive predictable con trols other words ET cinch fly beginners model should Let help learn fly own pace gin taxiing fly short hops partial charges ET trainer didnt spring whole head like moth cocoon came close model conceived Satur day built flown following Sunday retested drew plans photo graphed next week sat down write article Once idea latching electric power Control Line model gether trainer taken hold swept along its currentand ET may have set some kind record swift ness execution moment con ception first flight model uses fairly straightforward construction tech niques quickly built Wing Cut two 1/16 x 4 x 36-in sheets 24 long Select sheet bottom Lay out rib spacing 3-in intervals mark pencil Pin bottom sheet flat work surface Cut 3A6-in dow eling 24-in length glue front bottom sheet Cut wing ribs %-in sheeting install center rib Cut x -in balsa spar fit center wing glue place Install both pieces center rib trim spar conform ribs Sand ribs sanding block until Taper trailing edge bottom sheet Glue top sheet leading edge dowel pin well let glue joint dry Wet upper surface top sheet apply white glue ribs spar Pull top sheet down over ribs July 1988 63 Top Chuck Sharp launches ET DJ Campbell ET accelerates slowly may take much lap become airborne air comfortable power certain entire circle clear no wires overhead Above Author Hunton clean quiet Electric trainer pinning well trailing edge wher ever necessary Cut out A-in plywood bellcrank mount wing tips Drill holes wing tip through lines will exit Allow wing assembly dry building other parts fuselage can built next Cut out /8-in plywood landing gear brackets Bend %2-in music wire main landing gear shape Assemble main landing gear wire plywood brackets clamp assembly tightly Cut % x 2 x 36-in balsa sheet 18in length fuselage cut horizon tal stabilizer slot Cut A-in balsa strips motor guide proper length glue onto right side fuse lage bottom A-in member should /2 fuselage bottom Glue main landing gear assembly place Cut piece sheeting measuring h wing triangular shape glue left side fuselage see plans Cut balsa canopy A-in sheeting lay aside Carve radius left top front fuselage will fair spinner Empennage Cut horizontal stabilizer elevator fin -in-sheet balsa Round off front horizontal stabi lizer fin tine sandpaper Install horizontal stabilizer slot fu selage checking square Install A-in-sheet plug rear elevator slot Attach fin top fuse lage noting offset shown plan top view Final assembly Smooth up fuselage light sanding using fine sandpaper Sand wing assembly smooth conContinued page 151 Materials List Two sheets 1As x 4 x 36-in balsa sheet 1/a x 4 x 36-in balsa sheet x 36-in balsa enough two models sheet 1/ x 4 x 6-in plywood stick 1/2 X 1/2 x 12-in balsa stick 6-in balsa 3As x 36-in hardwood dowel 1/is x 36-in music wire %2 x 36-in music wire Three-inch bellcrank Lead-outs 2-in wheel 1-to-i 1/2-in wheel 7 x 6 propeller 1%-in spinner Elevator horn Carl Goldberg Turbo electric motor switch fuse propeller adapter six-cell battery pack charger Control lines 015 x 35 x 525 ft Control handle Cyanoacrylate CyA aliphatic white glue Gray automotive primer Full-Size Plans Available. S. Page 164 lEAP SIT flOl~ oe 560 600 WAS 1r $LV0TL0G0 WNa SOACSST 2 SOB I i~T6 \.S1A624 00072 06$T SIPS 60 M6P2 600W4 0202 rnm-rn VIflUI\A k\\AIy[Hr\v11 5me sremorzoLJLJULLJ fl IBE 0MLVA 0VSd0 W6NT0EA ROACV-STS 0NOTP 2660 Il OP6IVALEN1 711017 m60saoe,~POSIT 600/VIEW AVMVSI6 0/lOB -MAINA02A0 IV41ENT CAOI 60100025 OOBW M 205760051000 p0100 TO 06 BETISPIO 00/M6T2W LA7 1216010 IOSTAATrON 0007207 SOB OPMOPSL A14GMa9 050 TO 0060 WITh PLANIrc 7820 0TOPAu 000101 7705 /SP 000 AlOE 0/000700 EuECTIC ECHoAOOE 60/ART IAATRO 01607 161&BAB0 60*860M0TO 017 300030002 5MI7036*80 MI1230002 71017700002 SOlO011112OARSE CA2 6060525& 65EBCT2IC M676R L66 76000 8526 60 E0LIVAI27r 200/P 670 SWsNeOTOP/SW POSH 006/Al 7115 yAW MAO/lOB I/IS MUSIO 0125 V7XIP f /2 fl SCSI. 760761.70011 070 EAT 1ACOOfOLVPOEOT IWIOIN /Sp000006 101168602 700577 INOBOTANT 011607 NOTOl 700200601 5605678670 BE LEVEI0I6707 TOAIoofS WI116 P/2ECTIBE 6060 ThE 06600 W5 INTO ThE 00106 576006 001705 WIIL 72ND Tb 14077000705 0060 OPinE CIO6oA76 05507 TT 0160 TOJCWI706 ON INS 0/N 007062160 _____J~P0ASTCTl0 71 sL6eSlTOTO Fl0lS0-S I 3076I270167026 1607 GOAT AUTOIMBI IE P007711EV A4.0 0/08 71 TO 3 COATS AAN6B6 460TLY BETWEEN TWIM0 0 A0PLJBD WITN 5460 PILTTOPEN II /411100SINTEDS/11A6T56 HIN60 MATEOIA 2 62 0100 IS1EAbA/AA 60APTINAMlA0 0O06525 Il/TO PoACE 627700 52. 1265 7/0760 52 52006 /26065W /4 FE6oT 0 0 600/56 NOTOCSNTEOISE 040600/ WNOOL 006 76 6002 0300607 760 6666 IAl/O.S6 64 Model Aviation WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 shelf components available now Tony Matthews Ontario Canada elegant Wakefield represents better examples trend bearing mind please designer/flier particular sample no fun-poking intended models tail feathers prop blades finish sup plied though Tony did tremendous amount development work arriving formula including airfoils prop design like point wing came JH Maxwell Scotland machined specs sol id balsa motor tube import Ja pan tail boom ready-made carbon fiber item front end machined unit Should knock think computer-controlled balsa milling tool can make better wing can Certainiy hardware involved now requires ultraclose toler ances machining well beyond capabilities tin snips soldering iron aforemen tioned Maxwell shop Scotland can also provide Wakefield prop blades nearly-ARF well use bulletproof carbon-fiber mo tor tube lovingly crafted enthusiast other shore pros cons just now com ing surface probably need sim mer bit longer Joining however may become just matter economics Next Bob Piserchios Wakefield frontend unit another mini work art item has become almost universal among FiB fraternity utterly trouble-free durable necessities made up order com bination milling machine/lathe set double ball bearings positive prop stop adjustable-pitch blade hangers Included full package front rear motor tube inserts front being available machined desired thrust offsets called out buyer Theyre very slick very dustproof very smooth mere $6650 buys Bob Piserchio 5257 Stone Ct San Diego CA 92115 also has data availability motor tubes other Wakefield gear Shanghai speaks time published may very well powering up Rubber Free Flight rubber strip Fan factory Shanghai PRC According George Schroedter Champion Model Prod ucts latest batches USA-made rubber have totally unsatisfactory purposesso much has taken bold step trying import commodity PRC What will arrive first will 1mm x 2mm stuff supply used Chinese fliers last FF World Champs rubber has tested Fred Pearce others under controlled conditions found very close 81 Pirelli specs So anxiously awaited Further downstream George may have other sizes avail able lest tire spooling up 108-strand gumbands Wake info write Champion Model Products 880 Carmen Ct LaVerne CA 91750 Low tech new Pee Wee-30 event can bring lot relief nerve-busting FAI wars also lot cheaper fun also possibil ity little 100-granimers really pack much enjoyment Now SCAMPS Southern California Antique Model Plane Society has instituted OT Nostalgia Pee Wee-30 category its schedule 88 should anyone wish get band wagon some classic crates Charlie FE theTop Flite Jacket Look best flight line Top Elite R/C Pilots Jacket pay $1500* $400 savings off regular price ad copy must accompany order S M L XL mbia Light Blue an safety sleeves polyester 35% combed cotton easy care screened logo back lor embroidered patch front Top Elite Jacket . Wear proudly order send ad return address quantity $1 500* per jacket no cash please Top Elite TOP FLITE MODELS INC 2635 South Wabash Avenue Chicago Illinois 60616 Yost PW-30 founder has come up Triath Ion version combines P-30 Rubber PW-30 Gas Towline-30 kicker flier has use same airplane three divi sions forward two inches fu selage allowed interchangeable Are ready rumble Write details ET/Hunton Continued page 64 tour Install plywood wing tips making sure put line exit holes left wing panel left right would pilot Glue wing fuselage checking alignment stabilizer Extra $200 I I I I I I I I I Glue canopy place same 1A-in plywood bellcrank mount stall rear landing gear wire Leave top end unbent until wire has pushed through fuselage bend pull place secure glue model need fuel-proofed should finished order reduce drag produce cleanable surface finish may fast-drying variety either clear color prototype painted representative Navy jets three coats automotive primer light sanding between coat Black trim can added felt-tipped markers Wheels can installed after finishing Install elevator hinges After gluing July 1988 151 Jacket orders $250 shipping/handling Illinois residents add 6/e sales tax MODELERS FIGHT-BACK TRUE-FACTS NEWETER Tired being ignored editors Fed up never having questions answered FIGHT BACK Join us Ier letter Ore year This is reader written publication epen letter communication between fellow modelers Send $550 end YOUR letter approxinoatelylsO words typed printed clasaified interest opinion $300 recieve copy $550 pub letter & recieve copy $1950 4 ioaues 1 yr Firet Issue date4th July 1988 Quarterly July Oct Jan April eae*eeeeseaeeeeeeees*eeeeeeeeeeseeaeeseeeeaee Advertizing Sectien business card u&w only$20/iasuo THE PTERANODON PRESS PO Box Seoo OAKLAND CA 34009-0600 TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments Have lot engnes oubt th ably ol best Bil Thonaa Lake Havasu AZ Twwt Star w eacepetonait smooth lot engne displacement size Clarance Lee ENGINE EDITOR ACM MAGAZINE answer question often asked- muffler availabler Yes muffler & header available CALL FOR INFORMATION EHS TRADING LTD 400 HUALANI ST BLDG 13E HILO HAWAII %720 -800-63HOBBV 808 935-9009 HAWAII STD TIME 10 AM-7PM Mon-Sat $20000 Without Muffler push straight pins through hinges clip off make certain cant pull out Install elevator horn Bend pushrod shape Note jog gle near belicrank fine adjust ments Assemble bellcrank pushrod mount belicrank model Install lead-outs Check controls make final adjustments bellcrank neutral elevator well youre using Goldberg Turbo motors available Carl Gold berg Models 4738 W Chicago Ave Chi cago IL 60651 begin motor assembly folding over wire harness assembly switch fuselage strapping battery rubberbands shown sketch Anchor battery assembly motor fuselage nylon ties Use strong cord nylon ties avail able Install 7 x 6 propeller lye-in spinner model now ready fly sug gested however become familiar motor operation giving charge running few times ex tremely careful propeller Read manufacturers comments safe motor op eration thoroughly cautious overheat battery convenience chart approximate motor run lengths deter mined length battery charge Charge three minutes 30-second run Charge six minutes one-minute 30second run Charge nine minutes two-minute 30-second run Charge 12 minutes three-minute 30-second run Charge 15 minutes full charge Flying ETn unique experience first thing before flying Control Line model mark control handle iden tify end up pull top handle back elevator moves up Pick relatively calm day first flights Use paved area possible grassed will have mowed very short Mark center circle well wander out during flight walk model around circumfer ence make sure clears everything launch point should downwind side circle wind will help keep lines tight launch Check once again up up Charge battery three minutes max imum first flights Have helper launch model pointing slightly outward Leave controls neutral launch during entire takeoff run model will take off itself has aligned accurately first few times may advisa ble keep some down trainer keep ground get used operations ET taxis very well Adjust time charge suit long wish run tolerance dizziness will build up after few flying sessions Try con centrating model back ground help overcome dizziness Longer charges will provide slightly power output Ni-Cd batteries relatively level over period charge good feature Electric flight power motor drops off slowly charge spent model will gently land itself motor quits back onto ground after taxiing lap let lines go slack wing tip can contact ground stop model point switch off motor power reduced dont try hold model air Instead let settle Flying model windy conditions will very likely present problems beginner design performs better wind model Ive ever flown gale force will still tend raise model upwind side bring down downwind side best way counteract characteristic pull ing up control downwind side using down control wind other words allow model climb com ing wind way everything will right going downwind ET no Stunt model straight-andlevel basic trainer however opinion finest easiest fly basic p S 5 S AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&B MICRO X OS MAX RA PECKPOLYMER ECT MODELS SEAGLEN STERLING IvAN SUPER TIGRE INDER FLrE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS lend 611 Ceab Cheek Stampa 32 page tabloid size DISCOUNT Catalog 900 illustrationsover 700 Kits choose too MAILORDER PHONEORDER IN STO 1111 VILLET Holly CENTER 817 1 Main t Landalla 19449 152 Model Aviation 49 CC/24 CU IN THE JOURNAL OFE JOURNAL 01 THE AIRPLANE 1920 1940TilE EARLY AEROPLANE Leo Opdycke EditorKeflfl Rust Editor WW1 AERO 1900-1919 SKYWAYS 19201940 two Journals contain information current prolects orical research news museums airshows workshop notes technical drawings data information paint color photographs aeroplanes engines parts sale scale modelling material PLUS wants disposals news current publications kinds PLUS mote. Sample copies $4 Published WORLD WAR 1 Gpw INC 15 Crescent Road Voitghkecpsie NY 12601 USA 914 473-3679 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler
Edition: Model Aviation - 1988/07
Page Numbers: 63, 64, 66, 151, 152, 153
0 Electric 0 Trainer PUTTING ELECTRIC MOTOR Control Line trainer timely ideas make wonder hasnt someone done before ET easiest fly Control Line trainers ever developed Its user-friendly its fun Whats quiet electric propul sion system model neighbor-friendly also youngsters have already learned operate maintain electric motors chargers having owned RC electric cars its natural will want move added dimen sions challenges flight ET good way ET uses standard 05 electric motor Since training flights should short duration short charging period requiredso action almost non stop tandem landing gear system limits angle attack takeoff prevent stall ing also restricts bounce-back land ing model performs very well tran sition zone between flying taxiing Wind penetration excellent docile trainer flies very smoothly has good line tension has positive predictable con trols other words ET cinch fly beginners model should Let help learn fly own pace gin taxiing fly short hops partial charges ET trainer didnt spring whole head like moth cocoon came close model conceived Satur day built flown following Sunday retested drew plans photo graphed next week sat down write article Once idea latching electric power Control Line model gether trainer taken hold swept along its currentand ET may have set some kind record swift ness execution moment con ception first flight model uses fairly straightforward construction tech niques quickly built Wing Cut two 1/16 x 4 x 36-in sheets 24 long Select sheet bottom Lay out rib spacing 3-in intervals mark pencil Pin bottom sheet flat work surface Cut 3A6-in dow eling 24-in length glue front bottom sheet Cut wing ribs %-in sheeting install center rib Cut x -in balsa spar fit center wing glue place Install both pieces center rib trim spar conform ribs Sand ribs sanding block until Taper trailing edge bottom sheet Glue top sheet leading edge dowel pin well let glue joint dry Wet upper surface top sheet apply white glue ribs spar Pull top sheet down over ribs July 1988 63 Top Chuck Sharp launches ET DJ Campbell ET accelerates slowly may take much lap become airborne air comfortable power certain entire circle clear no wires overhead Above Author Hunton clean quiet Electric trainer pinning well trailing edge wher ever necessary Cut out A-in plywood bellcrank mount wing tips Drill holes wing tip through lines will exit Allow wing assembly dry building other parts fuselage can built next Cut out /8-in plywood landing gear brackets Bend %2-in music wire main landing gear shape Assemble main landing gear wire plywood brackets clamp assembly tightly Cut % x 2 x 36-in balsa sheet 18in length fuselage cut horizon tal stabilizer slot Cut A-in balsa strips motor guide proper length glue onto right side fuse lage bottom A-in member should /2 fuselage bottom Glue main landing gear assembly place Cut piece sheeting measuring h wing triangular shape glue left side fuselage see plans Cut balsa canopy A-in sheeting lay aside Carve radius left top front fuselage will fair spinner Empennage Cut horizontal stabilizer elevator fin -in-sheet balsa Round off front horizontal stabi lizer fin tine sandpaper Install horizontal stabilizer slot fu selage checking square Install A-in-sheet plug rear elevator slot Attach fin top fuse lage noting offset shown plan top view Final assembly Smooth up fuselage light sanding using fine sandpaper Sand wing assembly smooth conContinued page 151 Materials List Two sheets 1As x 4 x 36-in balsa sheet 1/a x 4 x 36-in balsa sheet x 36-in balsa enough two models sheet 1/ x 4 x 6-in plywood stick 1/2 X 1/2 x 12-in balsa stick 6-in balsa 3As x 36-in hardwood dowel 1/is x 36-in music wire %2 x 36-in music wire Three-inch bellcrank Lead-outs 2-in wheel 1-to-i 1/2-in wheel 7 x 6 propeller 1%-in spinner Elevator horn Carl Goldberg Turbo electric motor switch fuse propeller adapter six-cell battery pack charger Control lines 015 x 35 x 525 ft Control handle Cyanoacrylate CyA aliphatic white glue Gray automotive primer Full-Size Plans Available. S. Page 164 lEAP SIT flOl~ oe 560 600 WAS 1r $LV0TL0G0 WNa SOACSST 2 SOB I i~T6 \.S1A624 00072 06$T SIPS 60 M6P2 600W4 0202 rnm-rn VIflUI\A k\\AIy[Hr\v11 5me sremorzoLJLJULLJ fl IBE 0MLVA 0VSd0 W6NT0EA ROACV-STS 0NOTP 2660 Il OP6IVALEN1 711017 m60saoe,~POSIT 600/VIEW AVMVSI6 0/lOB -MAINA02A0 IV41ENT CAOI 60100025 OOBW M 205760051000 p0100 TO 06 BETISPIO 00/M6T2W LA7 1216010 IOSTAATrON 0007207 SOB OPMOPSL A14GMa9 050 TO 0060 WITh PLANIrc 7820 0TOPAu 000101 7705 /SP 000 AlOE 0/000700 EuECTIC ECHoAOOE 60/ART IAATRO 01607 161&BAB0 60*860M0TO 017 300030002 5MI7036*80 MI1230002 71017700002 SOlO011112OARSE CA2 6060525& 65EBCT2IC M676R L66 76000 8526 60 E0LIVAI27r 200/P 670 SWsNeOTOP/SW POSH 006/Al 7115 yAW MAO/lOB I/IS MUSIO 0125 V7XIP f /2 fl SCSI. 760761.70011 070 EAT 1ACOOfOLVPOEOT IWIOIN /Sp000006 101168602 700577 INOBOTANT 011607 NOTOl 700200601 5605678670 BE LEVEI0I6707 TOAIoofS WI116 P/2ECTIBE 6060 ThE 06600 W5 INTO ThE 00106 576006 001705 WIIL 72ND Tb 14077000705 0060 OPinE CIO6oA76 05507 TT 0160 TOJCWI706 ON INS 0/N 007062160 _____J~P0ASTCTl0 71 sL6eSlTOTO Fl0lS0-S I 3076I270167026 1607 GOAT AUTOIMBI IE P007711EV A4.0 0/08 71 TO 3 COATS AAN6B6 460TLY BETWEEN TWIM0 0 A0PLJBD WITN 5460 PILTTOPEN II /411100SINTEDS/11A6T56 HIN60 MATEOIA 2 62 0100 IS1EAbA/AA 60APTINAMlA0 0O06525 Il/TO PoACE 627700 52. 1265 7/0760 52 52006 /26065W /4 FE6oT 0 0 600/56 NOTOCSNTEOISE 040600/ WNOOL 006 76 6002 0300607 760 6666 IAl/O.S6 64 Model Aviation WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 shelf components available now Tony Matthews Ontario Canada elegant Wakefield represents better examples trend bearing mind please designer/flier particular sample no fun-poking intended models tail feathers prop blades finish sup plied though Tony did tremendous amount development work arriving formula including airfoils prop design like point wing came JH Maxwell Scotland machined specs sol id balsa motor tube import Ja pan tail boom ready-made carbon fiber item front end machined unit Should knock think computer-controlled balsa milling tool can make better wing can Certainiy hardware involved now requires ultraclose toler ances machining well beyond capabilities tin snips soldering iron aforemen tioned Maxwell shop Scotland can also provide Wakefield prop blades nearly-ARF well use bulletproof carbon-fiber mo tor tube lovingly crafted enthusiast other shore pros cons just now com ing surface probably need sim mer bit longer Joining however may become just matter economics Next Bob Piserchios Wakefield frontend unit another mini work art item has become almost universal among FiB fraternity utterly trouble-free durable necessities made up order com bination milling machine/lathe set double ball bearings positive prop stop adjustable-pitch blade hangers Included full package front rear motor tube inserts front being available machined desired thrust offsets called out buyer Theyre very slick very dustproof very smooth mere $6650 buys Bob Piserchio 5257 Stone Ct San Diego CA 92115 also has data availability motor tubes other Wakefield gear Shanghai speaks time published may very well powering up Rubber Free Flight rubber strip Fan factory Shanghai PRC According George Schroedter Champion Model Prod ucts latest batches USA-made rubber have totally unsatisfactory purposesso much has taken bold step trying import commodity PRC What will arrive first will 1mm x 2mm stuff supply used Chinese fliers last FF World Champs rubber has tested Fred Pearce others under controlled conditions found very close 81 Pirelli specs So anxiously awaited Further downstream George may have other sizes avail able lest tire spooling up 108-strand gumbands Wake info write Champion Model Products 880 Carmen Ct LaVerne CA 91750 Low tech new Pee Wee-30 event can bring lot relief nerve-busting FAI wars also lot cheaper fun also possibil ity little 100-granimers really pack much enjoyment Now SCAMPS Southern California Antique Model Plane Society has instituted OT Nostalgia Pee Wee-30 category its schedule 88 should anyone wish get band wagon some classic crates Charlie FE theTop Flite Jacket Look best flight line Top Elite R/C Pilots Jacket pay $1500* $400 savings off regular price ad copy must accompany order S M L XL mbia Light Blue an safety sleeves polyester 35% combed cotton easy care screened logo back lor embroidered patch front Top Elite Jacket . Wear proudly order send ad return address quantity $1 500* per jacket no cash please Top Elite TOP FLITE MODELS INC 2635 South Wabash Avenue Chicago Illinois 60616 Yost PW-30 founder has come up Triath Ion version combines P-30 Rubber PW-30 Gas Towline-30 kicker flier has use same airplane three divi sions forward two inches fu selage allowed interchangeable Are ready rumble Write details ET/Hunton Continued page 64 tour Install plywood wing tips making sure put line exit holes left wing panel left right would pilot Glue wing fuselage checking alignment stabilizer Extra $200 I I I I I I I I I Glue canopy place same 1A-in plywood bellcrank mount stall rear landing gear wire Leave top end unbent until wire has pushed through fuselage bend pull place secure glue model need fuel-proofed should finished order reduce drag produce cleanable surface finish may fast-drying variety either clear color prototype painted representative Navy jets three coats automotive primer light sanding between coat Black trim can added felt-tipped markers Wheels can installed after finishing Install elevator hinges After gluing July 1988 151 Jacket orders $250 shipping/handling Illinois residents add 6/e sales tax MODELERS FIGHT-BACK TRUE-FACTS NEWETER Tired being ignored editors Fed up never having questions answered FIGHT BACK Join us Ier letter Ore year This is reader written publication epen letter communication between fellow modelers Send $550 end YOUR letter approxinoatelylsO words typed printed clasaified interest opinion $300 recieve copy $550 pub letter & recieve copy $1950 4 ioaues 1 yr Firet Issue date4th July 1988 Quarterly July Oct Jan April eae*eeeeseaeeeeeeees*eeeeeeeeeeseeaeeseeeeaee Advertizing Sectien business card u&w only$20/iasuo THE PTERANODON PRESS PO Box Seoo OAKLAND CA 34009-0600 TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments Have lot engnes oubt th ably ol best Bil Thonaa Lake Havasu AZ Twwt Star w eacepetonait smooth lot engne displacement size Clarance Lee ENGINE EDITOR ACM MAGAZINE answer question often asked- muffler availabler Yes muffler & header available CALL FOR INFORMATION EHS TRADING LTD 400 HUALANI ST BLDG 13E HILO HAWAII %720 -800-63HOBBV 808 935-9009 HAWAII STD TIME 10 AM-7PM Mon-Sat $20000 Without Muffler push straight pins through hinges clip off make certain cant pull out Install elevator horn Bend pushrod shape Note jog gle near belicrank fine adjust ments Assemble bellcrank pushrod mount belicrank model Install lead-outs Check controls make final adjustments bellcrank neutral elevator well youre using Goldberg Turbo motors available Carl Gold berg Models 4738 W Chicago Ave Chi cago IL 60651 begin motor assembly folding over wire harness assembly switch fuselage strapping battery rubberbands shown sketch Anchor battery assembly motor fuselage nylon ties Use strong cord nylon ties avail able Install 7 x 6 propeller lye-in spinner model now ready fly sug gested however become familiar motor operation giving charge running few times ex tremely careful propeller Read manufacturers comments safe motor op eration thoroughly cautious overheat battery convenience chart approximate motor run lengths deter mined length battery charge Charge three minutes 30-second run Charge six minutes one-minute 30second run Charge nine minutes two-minute 30-second run Charge 12 minutes three-minute 30-second run Charge 15 minutes full charge Flying ETn unique experience first thing before flying Control Line model mark control handle iden tify end up pull top handle back elevator moves up Pick relatively calm day first flights Use paved area possible grassed will have mowed very short Mark center circle well wander out during flight walk model around circumfer ence make sure clears everything launch point should downwind side circle wind will help keep lines tight launch Check once again up up Charge battery three minutes max imum first flights Have helper launch model pointing slightly outward Leave controls neutral launch during entire takeoff run model will take off itself has aligned accurately first few times may advisa ble keep some down trainer keep ground get used operations ET taxis very well Adjust time charge suit long wish run tolerance dizziness will build up after few flying sessions Try con centrating model back ground help overcome dizziness Longer charges will provide slightly power output Ni-Cd batteries relatively level over period charge good feature Electric flight power motor drops off slowly charge spent model will gently land itself motor quits back onto ground after taxiing lap let lines go slack wing tip can contact ground stop model point switch off motor power reduced dont try hold model air Instead let settle Flying model windy conditions will very likely present problems beginner design performs better wind model Ive ever flown gale force will still tend raise model upwind side bring down downwind side best way counteract characteristic pull ing up control downwind side using down control wind other words allow model climb com ing wind way everything will right going downwind ET no Stunt model straight-andlevel basic trainer however opinion finest easiest fly basic p S 5 S AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&B MICRO X OS MAX RA PECKPOLYMER ECT MODELS SEAGLEN STERLING IvAN SUPER TIGRE INDER FLrE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS lend 611 Ceab Cheek Stampa 32 page tabloid size DISCOUNT Catalog 900 illustrationsover 700 Kits choose too MAILORDER PHONEORDER IN STO 1111 VILLET Holly CENTER 817 1 Main t Landalla 19449 152 Model Aviation 49 CC/24 CU IN THE JOURNAL OFE JOURNAL 01 THE AIRPLANE 1920 1940TilE EARLY AEROPLANE Leo Opdycke EditorKeflfl Rust Editor WW1 AERO 1900-1919 SKYWAYS 19201940 two Journals contain information current prolects orical research news museums airshows workshop notes technical drawings data information paint color photographs aeroplanes engines parts sale scale modelling material PLUS wants disposals news current publications kinds PLUS mote. Sample copies $4 Published WORLD WAR 1 Gpw INC 15 Crescent Road Voitghkecpsie NY 12601 USA 914 473-3679 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler
Edition: Model Aviation - 1988/07
Page Numbers: 63, 64, 66, 151, 152, 153
0 Electric 0 Trainer PUTTING ELECTRIC MOTOR Control Line trainer timely ideas make wonder hasnt someone done before ET easiest fly Control Line trainers ever developed Its user-friendly its fun Whats quiet electric propul sion system model neighbor-friendly also youngsters have already learned operate maintain electric motors chargers having owned RC electric cars its natural will want move added dimen sions challenges flight ET good way ET uses standard 05 electric motor Since training flights should short duration short charging period requiredso action almost non stop tandem landing gear system limits angle attack takeoff prevent stall ing also restricts bounce-back land ing model performs very well tran sition zone between flying taxiing Wind penetration excellent docile trainer flies very smoothly has good line tension has positive predictable con trols other words ET cinch fly beginners model should Let help learn fly own pace gin taxiing fly short hops partial charges ET trainer didnt spring whole head like moth cocoon came close model conceived Satur day built flown following Sunday retested drew plans photo graphed next week sat down write article Once idea latching electric power Control Line model gether trainer taken hold swept along its currentand ET may have set some kind record swift ness execution moment con ception first flight model uses fairly straightforward construction tech niques quickly built Wing Cut two 1/16 x 4 x 36-in sheets 24 long Select sheet bottom Lay out rib spacing 3-in intervals mark pencil Pin bottom sheet flat work surface Cut 3A6-in dow eling 24-in length glue front bottom sheet Cut wing ribs %-in sheeting install center rib Cut x -in balsa spar fit center wing glue place Install both pieces center rib trim spar conform ribs Sand ribs sanding block until Taper trailing edge bottom sheet Glue top sheet leading edge dowel pin well let glue joint dry Wet upper surface top sheet apply white glue ribs spar Pull top sheet down over ribs July 1988 63 Top Chuck Sharp launches ET DJ Campbell ET accelerates slowly may take much lap become airborne air comfortable power certain entire circle clear no wires overhead Above Author Hunton clean quiet Electric trainer pinning well trailing edge wher ever necessary Cut out A-in plywood bellcrank mount wing tips Drill holes wing tip through lines will exit Allow wing assembly dry building other parts fuselage can built next Cut out /8-in plywood landing gear brackets Bend %2-in music wire main landing gear shape Assemble main landing gear wire plywood brackets clamp assembly tightly Cut % x 2 x 36-in balsa sheet 18in length fuselage cut horizon tal stabilizer slot Cut A-in balsa strips motor guide proper length glue onto right side fuse lage bottom A-in member should /2 fuselage bottom Glue main landing gear assembly place Cut piece sheeting measuring h wing triangular shape glue left side fuselage see plans Cut balsa canopy A-in sheeting lay aside Carve radius left top front fuselage will fair spinner Empennage Cut horizontal stabilizer elevator fin -in-sheet balsa Round off front horizontal stabi lizer fin tine sandpaper Install horizontal stabilizer slot fu selage checking square Install A-in-sheet plug rear elevator slot Attach fin top fuse lage noting offset shown plan top view Final assembly Smooth up fuselage light sanding using fine sandpaper Sand wing assembly smooth conContinued page 151 Materials List Two sheets 1As x 4 x 36-in balsa sheet 1/a x 4 x 36-in balsa sheet x 36-in balsa enough two models sheet 1/ x 4 x 6-in plywood stick 1/2 X 1/2 x 12-in balsa stick 6-in balsa 3As x 36-in hardwood dowel 1/is x 36-in music wire %2 x 36-in music wire Three-inch bellcrank Lead-outs 2-in wheel 1-to-i 1/2-in wheel 7 x 6 propeller 1%-in spinner Elevator horn Carl Goldberg Turbo electric motor switch fuse propeller adapter six-cell battery pack charger Control lines 015 x 35 x 525 ft Control handle Cyanoacrylate CyA aliphatic white glue Gray automotive primer Full-Size Plans Available. S. Page 164 lEAP SIT flOl~ oe 560 600 WAS 1r $LV0TL0G0 WNa SOACSST 2 SOB I i~T6 \.S1A624 00072 06$T SIPS 60 M6P2 600W4 0202 rnm-rn VIflUI\A k\\AIy[Hr\v11 5me sremorzoLJLJULLJ fl IBE 0MLVA 0VSd0 W6NT0EA ROACV-STS 0NOTP 2660 Il OP6IVALEN1 711017 m60saoe,~POSIT 600/VIEW AVMVSI6 0/lOB -MAINA02A0 IV41ENT CAOI 60100025 OOBW M 205760051000 p0100 TO 06 BETISPIO 00/M6T2W LA7 1216010 IOSTAATrON 0007207 SOB OPMOPSL A14GMa9 050 TO 0060 WITh PLANIrc 7820 0TOPAu 000101 7705 /SP 000 AlOE 0/000700 EuECTIC ECHoAOOE 60/ART IAATRO 01607 161&BAB0 60*860M0TO 017 300030002 5MI7036*80 MI1230002 71017700002 SOlO011112OARSE CA2 6060525& 65EBCT2IC M676R L66 76000 8526 60 E0LIVAI27r 200/P 670 SWsNeOTOP/SW POSH 006/Al 7115 yAW MAO/lOB I/IS MUSIO 0125 V7XIP f /2 fl SCSI. 760761.70011 070 EAT 1ACOOfOLVPOEOT IWIOIN /Sp000006 101168602 700577 INOBOTANT 011607 NOTOl 700200601 5605678670 BE LEVEI0I6707 TOAIoofS WI116 P/2ECTIBE 6060 ThE 06600 W5 INTO ThE 00106 576006 001705 WIIL 72ND Tb 14077000705 0060 OPinE CIO6oA76 05507 TT 0160 TOJCWI706 ON INS 0/N 007062160 _____J~P0ASTCTl0 71 sL6eSlTOTO Fl0lS0-S I 3076I270167026 1607 GOAT AUTOIMBI IE P007711EV A4.0 0/08 71 TO 3 COATS AAN6B6 460TLY BETWEEN TWIM0 0 A0PLJBD WITN 5460 PILTTOPEN II /411100SINTEDS/11A6T56 HIN60 MATEOIA 2 62 0100 IS1EAbA/AA 60APTINAMlA0 0O06525 Il/TO PoACE 627700 52. 1265 7/0760 52 52006 /26065W /4 FE6oT 0 0 600/56 NOTOCSNTEOISE 040600/ WNOOL 006 76 6002 0300607 760 6666 IAl/O.S6 64 Model Aviation WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 shelf components available now Tony Matthews Ontario Canada elegant Wakefield represents better examples trend bearing mind please designer/flier particular sample no fun-poking intended models tail feathers prop blades finish sup plied though Tony did tremendous amount development work arriving formula including airfoils prop design like point wing came JH Maxwell Scotland machined specs sol id balsa motor tube import Ja pan tail boom ready-made carbon fiber item front end machined unit Should knock think computer-controlled balsa milling tool can make better wing can Certainiy hardware involved now requires ultraclose toler ances machining well beyond capabilities tin snips soldering iron aforemen tioned Maxwell shop Scotland can also provide Wakefield prop blades nearly-ARF well use bulletproof carbon-fiber mo tor tube lovingly crafted enthusiast other shore pros cons just now com ing surface probably need sim mer bit longer Joining however may become just matter economics Next Bob Piserchios Wakefield frontend unit another mini work art item has become almost universal among FiB fraternity utterly trouble-free durable necessities made up order com bination milling machine/lathe set double ball bearings positive prop stop adjustable-pitch blade hangers Included full package front rear motor tube inserts front being available machined desired thrust offsets called out buyer Theyre very slick very dustproof very smooth mere $6650 buys Bob Piserchio 5257 Stone Ct San Diego CA 92115 also has data availability motor tubes other Wakefield gear Shanghai speaks time published may very well powering up Rubber Free Flight rubber strip Fan factory Shanghai PRC According George Schroedter Champion Model Prod ucts latest batches USA-made rubber have totally unsatisfactory purposesso much has taken bold step trying import commodity PRC What will arrive first will 1mm x 2mm stuff supply used Chinese fliers last FF World Champs rubber has tested Fred Pearce others under controlled conditions found very close 81 Pirelli specs So anxiously awaited Further downstream George may have other sizes avail able lest tire spooling up 108-strand gumbands Wake info write Champion Model Products 880 Carmen Ct LaVerne CA 91750 Low tech new Pee Wee-30 event can bring lot relief nerve-busting FAI wars also lot cheaper fun also possibil ity little 100-granimers really pack much enjoyment Now SCAMPS Southern California Antique Model Plane Society has instituted OT Nostalgia Pee Wee-30 category its schedule 88 should anyone wish get band wagon some classic crates Charlie FE theTop Flite Jacket Look best flight line Top Elite R/C Pilots Jacket pay $1500* $400 savings off regular price ad copy must accompany order S M L XL mbia Light Blue an safety sleeves polyester 35% combed cotton easy care screened logo back lor embroidered patch front Top Elite Jacket . Wear proudly order send ad return address quantity $1 500* per jacket no cash please Top Elite TOP FLITE MODELS INC 2635 South Wabash Avenue Chicago Illinois 60616 Yost PW-30 founder has come up Triath Ion version combines P-30 Rubber PW-30 Gas Towline-30 kicker flier has use same airplane three divi sions forward two inches fu selage allowed interchangeable Are ready rumble Write details ET/Hunton Continued page 64 tour Install plywood wing tips making sure put line exit holes left wing panel left right would pilot Glue wing fuselage checking alignment stabilizer Extra $200 I I I I I I I I I Glue canopy place same 1A-in plywood bellcrank mount stall rear landing gear wire Leave top end unbent until wire has pushed through fuselage bend pull place secure glue model need fuel-proofed should finished order reduce drag produce cleanable surface finish may fast-drying variety either clear color prototype painted representative Navy jets three coats automotive primer light sanding between coat Black trim can added felt-tipped markers Wheels can installed after finishing Install elevator hinges After gluing July 1988 151 Jacket orders $250 shipping/handling Illinois residents add 6/e sales tax MODELERS FIGHT-BACK TRUE-FACTS NEWETER Tired being ignored editors Fed up never having questions answered FIGHT BACK Join us Ier letter Ore year This is reader written publication epen letter communication between fellow modelers Send $550 end YOUR letter approxinoatelylsO words typed printed clasaified interest opinion $300 recieve copy $550 pub letter & recieve copy $1950 4 ioaues 1 yr Firet Issue date4th July 1988 Quarterly July Oct Jan April eae*eeeeseaeeeeeeees*eeeeeeeeeeseeaeeseeeeaee Advertizing Sectien business card u&w only$20/iasuo THE PTERANODON PRESS PO Box Seoo OAKLAND CA 34009-0600 TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments Have lot engnes oubt th ably ol best Bil Thonaa Lake Havasu AZ Twwt Star w eacepetonait smooth lot engne displacement size Clarance Lee ENGINE EDITOR ACM MAGAZINE answer question often asked- muffler availabler Yes muffler & header available CALL FOR INFORMATION EHS TRADING LTD 400 HUALANI ST BLDG 13E HILO HAWAII %720 -800-63HOBBV 808 935-9009 HAWAII STD TIME 10 AM-7PM Mon-Sat $20000 Without Muffler push straight pins through hinges clip off make certain cant pull out Install elevator horn Bend pushrod shape Note jog gle near belicrank fine adjust ments Assemble bellcrank pushrod mount belicrank model Install lead-outs Check controls make final adjustments bellcrank neutral elevator well youre using Goldberg Turbo motors available Carl Gold berg Models 4738 W Chicago Ave Chi cago IL 60651 begin motor assembly folding over wire harness assembly switch fuselage strapping battery rubberbands shown sketch Anchor battery assembly motor fuselage nylon ties Use strong cord nylon ties avail able Install 7 x 6 propeller lye-in spinner model now ready fly sug gested however become familiar motor operation giving charge running few times ex tremely careful propeller Read manufacturers comments safe motor op eration thoroughly cautious overheat battery convenience chart approximate motor run lengths deter mined length battery charge Charge three minutes 30-second run Charge six minutes one-minute 30second run Charge nine minutes two-minute 30-second run Charge 12 minutes three-minute 30-second run Charge 15 minutes full charge Flying ETn unique experience first thing before flying Control Line model mark control handle iden tify end up pull top handle back elevator moves up Pick relatively calm day first flights Use paved area possible grassed will have mowed very short Mark center circle well wander out during flight walk model around circumfer ence make sure clears everything launch point should downwind side circle wind will help keep lines tight launch Check once again up up Charge battery three minutes max imum first flights Have helper launch model pointing slightly outward Leave controls neutral launch during entire takeoff run model will take off itself has aligned accurately first few times may advisa ble keep some down trainer keep ground get used operations ET taxis very well Adjust time charge suit long wish run tolerance dizziness will build up after few flying sessions Try con centrating model back ground help overcome dizziness Longer charges will provide slightly power output Ni-Cd batteries relatively level over period charge good feature Electric flight power motor drops off slowly charge spent model will gently land itself motor quits back onto ground after taxiing lap let lines go slack wing tip can contact ground stop model point switch off motor power reduced dont try hold model air Instead let settle Flying model windy conditions will very likely present problems beginner design performs better wind model Ive ever flown gale force will still tend raise model upwind side bring down downwind side best way counteract characteristic pull ing up control downwind side using down control wind other words allow model climb com ing wind way everything will right going downwind ET no Stunt model straight-andlevel basic trainer however opinion finest easiest fly basic p S 5 S AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&B MICRO X OS MAX RA PECKPOLYMER ECT MODELS SEAGLEN STERLING IvAN SUPER TIGRE INDER FLrE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS lend 611 Ceab Cheek Stampa 32 page tabloid size DISCOUNT Catalog 900 illustrationsover 700 Kits choose too MAILORDER PHONEORDER IN STO 1111 VILLET Holly CENTER 817 1 Main t Landalla 19449 152 Model Aviation 49 CC/24 CU IN THE JOURNAL OFE JOURNAL 01 THE AIRPLANE 1920 1940TilE EARLY AEROPLANE Leo Opdycke EditorKeflfl Rust Editor WW1 AERO 1900-1919 SKYWAYS 19201940 two Journals contain information current prolects orical research news museums airshows workshop notes technical drawings data information paint color photographs aeroplanes engines parts sale scale modelling material PLUS wants disposals news current publications kinds PLUS mote. Sample copies $4 Published WORLD WAR 1 Gpw INC 15 Crescent Road Voitghkecpsie NY 12601 USA 914 473-3679 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler
Edition: Model Aviation - 1988/07
Page Numbers: 63, 64, 66, 151, 152, 153
0 Electric 0 Trainer PUTTING ELECTRIC MOTOR Control Line trainer timely ideas make wonder hasnt someone done before ET easiest fly Control Line trainers ever developed Its user-friendly its fun Whats quiet electric propul sion system model neighbor-friendly also youngsters have already learned operate maintain electric motors chargers having owned RC electric cars its natural will want move added dimen sions challenges flight ET good way ET uses standard 05 electric motor Since training flights should short duration short charging period requiredso action almost non stop tandem landing gear system limits angle attack takeoff prevent stall ing also restricts bounce-back land ing model performs very well tran sition zone between flying taxiing Wind penetration excellent docile trainer flies very smoothly has good line tension has positive predictable con trols other words ET cinch fly beginners model should Let help learn fly own pace gin taxiing fly short hops partial charges ET trainer didnt spring whole head like moth cocoon came close model conceived Satur day built flown following Sunday retested drew plans photo graphed next week sat down write article Once idea latching electric power Control Line model gether trainer taken hold swept along its currentand ET may have set some kind record swift ness execution moment con ception first flight model uses fairly straightforward construction tech niques quickly built Wing Cut two 1/16 x 4 x 36-in sheets 24 long Select sheet bottom Lay out rib spacing 3-in intervals mark pencil Pin bottom sheet flat work surface Cut 3A6-in dow eling 24-in length glue front bottom sheet Cut wing ribs %-in sheeting install center rib Cut x -in balsa spar fit center wing glue place Install both pieces center rib trim spar conform ribs Sand ribs sanding block until Taper trailing edge bottom sheet Glue top sheet leading edge dowel pin well let glue joint dry Wet upper surface top sheet apply white glue ribs spar Pull top sheet down over ribs July 1988 63 Top Chuck Sharp launches ET DJ Campbell ET accelerates slowly may take much lap become airborne air comfortable power certain entire circle clear no wires overhead Above Author Hunton clean quiet Electric trainer pinning well trailing edge wher ever necessary Cut out A-in plywood bellcrank mount wing tips Drill holes wing tip through lines will exit Allow wing assembly dry building other parts fuselage can built next Cut out /8-in plywood landing gear brackets Bend %2-in music wire main landing gear shape Assemble main landing gear wire plywood brackets clamp assembly tightly Cut % x 2 x 36-in balsa sheet 18in length fuselage cut horizon tal stabilizer slot Cut A-in balsa strips motor guide proper length glue onto right side fuse lage bottom A-in member should /2 fuselage bottom Glue main landing gear assembly place Cut piece sheeting measuring h wing triangular shape glue left side fuselage see plans Cut balsa canopy A-in sheeting lay aside Carve radius left top front fuselage will fair spinner Empennage Cut horizontal stabilizer elevator fin -in-sheet balsa Round off front horizontal stabi lizer fin tine sandpaper Install horizontal stabilizer slot fu selage checking square Install A-in-sheet plug rear elevator slot Attach fin top fuse lage noting offset shown plan top view Final assembly Smooth up fuselage light sanding using fine sandpaper Sand wing assembly smooth conContinued page 151 Materials List Two sheets 1As x 4 x 36-in balsa sheet 1/a x 4 x 36-in balsa sheet x 36-in balsa enough two models sheet 1/ x 4 x 6-in plywood stick 1/2 X 1/2 x 12-in balsa stick 6-in balsa 3As x 36-in hardwood dowel 1/is x 36-in music wire %2 x 36-in music wire Three-inch bellcrank Lead-outs 2-in wheel 1-to-i 1/2-in wheel 7 x 6 propeller 1%-in spinner Elevator horn Carl Goldberg Turbo electric motor switch fuse propeller adapter six-cell battery pack charger Control lines 015 x 35 x 525 ft Control handle Cyanoacrylate CyA aliphatic white glue Gray automotive primer Full-Size Plans Available. S. Page 164 lEAP SIT flOl~ oe 560 600 WAS 1r $LV0TL0G0 WNa SOACSST 2 SOB I i~T6 \.S1A624 00072 06$T SIPS 60 M6P2 600W4 0202 rnm-rn VIflUI\A k\\AIy[Hr\v11 5me sremorzoLJLJULLJ fl IBE 0MLVA 0VSd0 W6NT0EA ROACV-STS 0NOTP 2660 Il OP6IVALEN1 711017 m60saoe,~POSIT 600/VIEW AVMVSI6 0/lOB -MAINA02A0 IV41ENT CAOI 60100025 OOBW M 205760051000 p0100 TO 06 BETISPIO 00/M6T2W LA7 1216010 IOSTAATrON 0007207 SOB OPMOPSL A14GMa9 050 TO 0060 WITh PLANIrc 7820 0TOPAu 000101 7705 /SP 000 AlOE 0/000700 EuECTIC ECHoAOOE 60/ART IAATRO 01607 161&BAB0 60*860M0TO 017 300030002 5MI7036*80 MI1230002 71017700002 SOlO011112OARSE CA2 6060525& 65EBCT2IC M676R L66 76000 8526 60 E0LIVAI27r 200/P 670 SWsNeOTOP/SW POSH 006/Al 7115 yAW MAO/lOB I/IS MUSIO 0125 V7XIP f /2 fl SCSI. 760761.70011 070 EAT 1ACOOfOLVPOEOT IWIOIN /Sp000006 101168602 700577 INOBOTANT 011607 NOTOl 700200601 5605678670 BE LEVEI0I6707 TOAIoofS WI116 P/2ECTIBE 6060 ThE 06600 W5 INTO ThE 00106 576006 001705 WIIL 72ND Tb 14077000705 0060 OPinE CIO6oA76 05507 TT 0160 TOJCWI706 ON INS 0/N 007062160 _____J~P0ASTCTl0 71 sL6eSlTOTO Fl0lS0-S I 3076I270167026 1607 GOAT AUTOIMBI IE P007711EV A4.0 0/08 71 TO 3 COATS AAN6B6 460TLY BETWEEN TWIM0 0 A0PLJBD WITN 5460 PILTTOPEN II /411100SINTEDS/11A6T56 HIN60 MATEOIA 2 62 0100 IS1EAbA/AA 60APTINAMlA0 0O06525 Il/TO PoACE 627700 52. 1265 7/0760 52 52006 /26065W /4 FE6oT 0 0 600/56 NOTOCSNTEOISE 040600/ WNOOL 006 76 6002 0300607 760 6666 IAl/O.S6 64 Model Aviation WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 shelf components available now Tony Matthews Ontario Canada elegant Wakefield represents better examples trend bearing mind please designer/flier particular sample no fun-poking intended models tail feathers prop blades finish sup plied though Tony did tremendous amount development work arriving formula including airfoils prop design like point wing came JH Maxwell Scotland machined specs sol id balsa motor tube import Ja pan tail boom ready-made carbon fiber item front end machined unit Should knock think computer-controlled balsa milling tool can make better wing can Certainiy hardware involved now requires ultraclose toler ances machining well beyond capabilities tin snips soldering iron aforemen tioned Maxwell shop Scotland can also provide Wakefield prop blades nearly-ARF well use bulletproof carbon-fiber mo tor tube lovingly crafted enthusiast other shore pros cons just now com ing surface probably need sim mer bit longer Joining however may become just matter economics Next Bob Piserchios Wakefield frontend unit another mini work art item has become almost universal among FiB fraternity utterly trouble-free durable necessities made up order com bination milling machine/lathe set double ball bearings positive prop stop adjustable-pitch blade hangers Included full package front rear motor tube inserts front being available machined desired thrust offsets called out buyer Theyre very slick very dustproof very smooth mere $6650 buys Bob Piserchio 5257 Stone Ct San Diego CA 92115 also has data availability motor tubes other Wakefield gear Shanghai speaks time published may very well powering up Rubber Free Flight rubber strip Fan factory Shanghai PRC According George Schroedter Champion Model Prod ucts latest batches USA-made rubber have totally unsatisfactory purposesso much has taken bold step trying import commodity PRC What will arrive first will 1mm x 2mm stuff supply used Chinese fliers last FF World Champs rubber has tested Fred Pearce others under controlled conditions found very close 81 Pirelli specs So anxiously awaited Further downstream George may have other sizes avail able lest tire spooling up 108-strand gumbands Wake info write Champion Model Products 880 Carmen Ct LaVerne CA 91750 Low tech new Pee Wee-30 event can bring lot relief nerve-busting FAI wars also lot cheaper fun also possibil ity little 100-granimers really pack much enjoyment Now SCAMPS Southern California Antique Model Plane Society has instituted OT Nostalgia Pee Wee-30 category its schedule 88 should anyone wish get band wagon some classic crates Charlie FE theTop Flite Jacket Look best flight line Top Elite R/C Pilots Jacket pay $1500* $400 savings off regular price ad copy must accompany order S M L XL mbia Light Blue an safety sleeves polyester 35% combed cotton easy care screened logo back lor embroidered patch front Top Elite Jacket . Wear proudly order send ad return address quantity $1 500* per jacket no cash please Top Elite TOP FLITE MODELS INC 2635 South Wabash Avenue Chicago Illinois 60616 Yost PW-30 founder has come up Triath Ion version combines P-30 Rubber PW-30 Gas Towline-30 kicker flier has use same airplane three divi sions forward two inches fu selage allowed interchangeable Are ready rumble Write details ET/Hunton Continued page 64 tour Install plywood wing tips making sure put line exit holes left wing panel left right would pilot Glue wing fuselage checking alignment stabilizer Extra $200 I I I I I I I I I Glue canopy place same 1A-in plywood bellcrank mount stall rear landing gear wire Leave top end unbent until wire has pushed through fuselage bend pull place secure glue model need fuel-proofed should finished order reduce drag produce cleanable surface finish may fast-drying variety either clear color prototype painted representative Navy jets three coats automotive primer light sanding between coat Black trim can added felt-tipped markers Wheels can installed after finishing Install elevator hinges After gluing July 1988 151 Jacket orders $250 shipping/handling Illinois residents add 6/e sales tax MODELERS FIGHT-BACK TRUE-FACTS NEWETER Tired being ignored editors Fed up never having questions answered FIGHT BACK Join us Ier letter Ore year This is reader written publication epen letter communication between fellow modelers Send $550 end YOUR letter approxinoatelylsO words typed printed clasaified interest opinion $300 recieve copy $550 pub letter & recieve copy $1950 4 ioaues 1 yr Firet Issue date4th July 1988 Quarterly July Oct Jan April eae*eeeeseaeeeeeeees*eeeeeeeeeeseeaeeseeeeaee Advertizing Sectien business card u&w only$20/iasuo THE PTERANODON PRESS PO Box Seoo OAKLAND CA 34009-0600 TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments Have lot engnes oubt th ably ol best Bil Thonaa Lake Havasu AZ Twwt Star w eacepetonait smooth lot engne displacement size Clarance Lee ENGINE EDITOR ACM MAGAZINE answer question often asked- muffler availabler Yes muffler & header available CALL FOR INFORMATION EHS TRADING LTD 400 HUALANI ST BLDG 13E HILO HAWAII %720 -800-63HOBBV 808 935-9009 HAWAII STD TIME 10 AM-7PM Mon-Sat $20000 Without Muffler push straight pins through hinges clip off make certain cant pull out Install elevator horn Bend pushrod shape Note jog gle near belicrank fine adjust ments Assemble bellcrank pushrod mount belicrank model Install lead-outs Check controls make final adjustments bellcrank neutral elevator well youre using Goldberg Turbo motors available Carl Gold berg Models 4738 W Chicago Ave Chi cago IL 60651 begin motor assembly folding over wire harness assembly switch fuselage strapping battery rubberbands shown sketch Anchor battery assembly motor fuselage nylon ties Use strong cord nylon ties avail able Install 7 x 6 propeller lye-in spinner model now ready fly sug gested however become familiar motor operation giving charge running few times ex tremely careful propeller Read manufacturers comments safe motor op eration thoroughly cautious overheat battery convenience chart approximate motor run lengths deter mined length battery charge Charge three minutes 30-second run Charge six minutes one-minute 30second run Charge nine minutes two-minute 30-second run Charge 12 minutes three-minute 30-second run Charge 15 minutes full charge Flying ETn unique experience first thing before flying Control Line model mark control handle iden tify end up pull top handle back elevator moves up Pick relatively calm day first flights Use paved area possible grassed will have mowed very short Mark center circle well wander out during flight walk model around circumfer ence make sure clears everything launch point should downwind side circle wind will help keep lines tight launch Check once again up up Charge battery three minutes max imum first flights Have helper launch model pointing slightly outward Leave controls neutral launch during entire takeoff run model will take off itself has aligned accurately first few times may advisa ble keep some down trainer keep ground get used operations ET taxis very well Adjust time charge suit long wish run tolerance dizziness will build up after few flying sessions Try con centrating model back ground help overcome dizziness Longer charges will provide slightly power output Ni-Cd batteries relatively level over period charge good feature Electric flight power motor drops off slowly charge spent model will gently land itself motor quits back onto ground after taxiing lap let lines go slack wing tip can contact ground stop model point switch off motor power reduced dont try hold model air Instead let settle Flying model windy conditions will very likely present problems beginner design performs better wind model Ive ever flown gale force will still tend raise model upwind side bring down downwind side best way counteract characteristic pull ing up control downwind side using down control wind other words allow model climb com ing wind way everything will right going downwind ET no Stunt model straight-andlevel basic trainer however opinion finest easiest fly basic p S 5 S AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&B MICRO X OS MAX RA PECKPOLYMER ECT MODELS SEAGLEN STERLING IvAN SUPER TIGRE INDER FLrE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS lend 611 Ceab Cheek Stampa 32 page tabloid size DISCOUNT Catalog 900 illustrationsover 700 Kits choose too MAILORDER PHONEORDER IN STO 1111 VILLET Holly CENTER 817 1 Main t Landalla 19449 152 Model Aviation 49 CC/24 CU IN THE JOURNAL OFE JOURNAL 01 THE AIRPLANE 1920 1940TilE EARLY AEROPLANE Leo Opdycke EditorKeflfl Rust Editor WW1 AERO 1900-1919 SKYWAYS 19201940 two Journals contain information current prolects orical research news museums airshows workshop notes technical drawings data information paint color photographs aeroplanes engines parts sale scale modelling material PLUS wants disposals news current publications kinds PLUS mote. Sample copies $4 Published WORLD WAR 1 Gpw INC 15 Crescent Road Voitghkecpsie NY 12601 USA 914 473-3679 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler
Edition: Model Aviation - 1988/07
Page Numbers: 63, 64, 66, 151, 152, 153
0 Electric 0 Trainer PUTTING ELECTRIC MOTOR Control Line trainer timely ideas make wonder hasnt someone done before ET easiest fly Control Line trainers ever developed Its user-friendly its fun Whats quiet electric propul sion system model neighbor-friendly also youngsters have already learned operate maintain electric motors chargers having owned RC electric cars its natural will want move added dimen sions challenges flight ET good way ET uses standard 05 electric motor Since training flights should short duration short charging period requiredso action almost non stop tandem landing gear system limits angle attack takeoff prevent stall ing also restricts bounce-back land ing model performs very well tran sition zone between flying taxiing Wind penetration excellent docile trainer flies very smoothly has good line tension has positive predictable con trols other words ET cinch fly beginners model should Let help learn fly own pace gin taxiing fly short hops partial charges ET trainer didnt spring whole head like moth cocoon came close model conceived Satur day built flown following Sunday retested drew plans photo graphed next week sat down write article Once idea latching electric power Control Line model gether trainer taken hold swept along its currentand ET may have set some kind record swift ness execution moment con ception first flight model uses fairly straightforward construction tech niques quickly built Wing Cut two 1/16 x 4 x 36-in sheets 24 long Select sheet bottom Lay out rib spacing 3-in intervals mark pencil Pin bottom sheet flat work surface Cut 3A6-in dow eling 24-in length glue front bottom sheet Cut wing ribs %-in sheeting install center rib Cut x -in balsa spar fit center wing glue place Install both pieces center rib trim spar conform ribs Sand ribs sanding block until Taper trailing edge bottom sheet Glue top sheet leading edge dowel pin well let glue joint dry Wet upper surface top sheet apply white glue ribs spar Pull top sheet down over ribs July 1988 63 Top Chuck Sharp launches ET DJ Campbell ET accelerates slowly may take much lap become airborne air comfortable power certain entire circle clear no wires overhead Above Author Hunton clean quiet Electric trainer pinning well trailing edge wher ever necessary Cut out A-in plywood bellcrank mount wing tips Drill holes wing tip through lines will exit Allow wing assembly dry building other parts fuselage can built next Cut out /8-in plywood landing gear brackets Bend %2-in music wire main landing gear shape Assemble main landing gear wire plywood brackets clamp assembly tightly Cut % x 2 x 36-in balsa sheet 18in length fuselage cut horizon tal stabilizer slot Cut A-in balsa strips motor guide proper length glue onto right side fuse lage bottom A-in member should /2 fuselage bottom Glue main landing gear assembly place Cut piece sheeting measuring h wing triangular shape glue left side fuselage see plans Cut balsa canopy A-in sheeting lay aside Carve radius left top front fuselage will fair spinner Empennage Cut horizontal stabilizer elevator fin -in-sheet balsa Round off front horizontal stabi lizer fin tine sandpaper Install horizontal stabilizer slot fu selage checking square Install A-in-sheet plug rear elevator slot Attach fin top fuse lage noting offset shown plan top view Final assembly Smooth up fuselage light sanding using fine sandpaper Sand wing assembly smooth conContinued page 151 Materials List Two sheets 1As x 4 x 36-in balsa sheet 1/a x 4 x 36-in balsa sheet x 36-in balsa enough two models sheet 1/ x 4 x 6-in plywood stick 1/2 X 1/2 x 12-in balsa stick 6-in balsa 3As x 36-in hardwood dowel 1/is x 36-in music wire %2 x 36-in music wire Three-inch bellcrank Lead-outs 2-in wheel 1-to-i 1/2-in wheel 7 x 6 propeller 1%-in spinner Elevator horn Carl Goldberg Turbo electric motor switch fuse propeller adapter six-cell battery pack charger Control lines 015 x 35 x 525 ft Control handle Cyanoacrylate CyA aliphatic white glue Gray automotive primer Full-Size Plans Available. S. Page 164 lEAP SIT flOl~ oe 560 600 WAS 1r $LV0TL0G0 WNa SOACSST 2 SOB I i~T6 \.S1A624 00072 06$T SIPS 60 M6P2 600W4 0202 rnm-rn VIflUI\A k\\AIy[Hr\v11 5me sremorzoLJLJULLJ fl IBE 0MLVA 0VSd0 W6NT0EA ROACV-STS 0NOTP 2660 Il OP6IVALEN1 711017 m60saoe,~POSIT 600/VIEW AVMVSI6 0/lOB -MAINA02A0 IV41ENT CAOI 60100025 OOBW M 205760051000 p0100 TO 06 BETISPIO 00/M6T2W LA7 1216010 IOSTAATrON 0007207 SOB OPMOPSL A14GMa9 050 TO 0060 WITh PLANIrc 7820 0TOPAu 000101 7705 /SP 000 AlOE 0/000700 EuECTIC ECHoAOOE 60/ART IAATRO 01607 161&BAB0 60*860M0TO 017 300030002 5MI7036*80 MI1230002 71017700002 SOlO011112OARSE CA2 6060525& 65EBCT2IC M676R L66 76000 8526 60 E0LIVAI27r 200/P 670 SWsNeOTOP/SW POSH 006/Al 7115 yAW MAO/lOB I/IS MUSIO 0125 V7XIP f /2 fl SCSI. 760761.70011 070 EAT 1ACOOfOLVPOEOT IWIOIN /Sp000006 101168602 700577 INOBOTANT 011607 NOTOl 700200601 5605678670 BE LEVEI0I6707 TOAIoofS WI116 P/2ECTIBE 6060 ThE 06600 W5 INTO ThE 00106 576006 001705 WIIL 72ND Tb 14077000705 0060 OPinE CIO6oA76 05507 TT 0160 TOJCWI706 ON INS 0/N 007062160 _____J~P0ASTCTl0 71 sL6eSlTOTO Fl0lS0-S I 3076I270167026 1607 GOAT AUTOIMBI IE P007711EV A4.0 0/08 71 TO 3 COATS AAN6B6 460TLY BETWEEN TWIM0 0 A0PLJBD WITN 5460 PILTTOPEN II /411100SINTEDS/11A6T56 HIN60 MATEOIA 2 62 0100 IS1EAbA/AA 60APTINAMlA0 0O06525 Il/TO PoACE 627700 52. 1265 7/0760 52 52006 /26065W /4 FE6oT 0 0 600/56 NOTOCSNTEOISE 040600/ WNOOL 006 76 6002 0300607 760 6666 IAl/O.S6 64 Model Aviation WHILE rummaging through old correspon dence file came across letter about yearand-a-half old Steve Ashby asked details made land ing gear Mosquito Bomber Steve indi cated time planning build another Mosquito would bigger Nostalgia great-looking group Scale modelers made club effort 1972 Nats Glenview NAS IL club named Circle Airs West Allis WI Some photo Don Hoover Andrew Arkelger Lynn Sidabras Dan Frey club members photo still out doing some modeling Scale 0th erwise send line two about activities flying Sport Scale event would used FAT Scale event responded Steve filed letter much thought using re sponse basis column material After re viewing letter again decided might others interested especially use Silastic G-RTV molding rubber used making/molding hard-to-find items mod els such simulated compression leg covers used Mosquito marked accom panying Photo Making compression leg covers did can looked being three-step process shown accompanying Photo B wood pattern Silastic rubber mold resin cast likeness pattern before go how-to-do details making compres sion leg covers would like note mold can made almost object using Silastic molding compound what will explained can modified fit needs first step molding already-made object determine exact size shape item molded perhaps sketch out pencil paper object Continued page 1S3 great book Building Flying Control Line Model Aircraft Dick Sarpolus print once again available Carstens Publications Inc Its goidmine general information beginner CL flying Bill tells us make production runs special parts Scale modelswhen need hard-to-make detailed part Tall Photo Above shows undercarriage leg prize-winning Precision Scale Mosquito Bomber Sketch L shows general scheme suspending part pattern cardboard box Box will filled liquid Silastic rubber molding compound Photo B R ex emplifies process used make simulated strut covers photo L-R wooden pattern Silastic mold pattern split allow removal pattern fiberglass resin casting pattern other details shown Photo will added Arrows point molds fill-and-vent ports Theres detailed description whole process months column 66 Model Aviation Conoi Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 shelf components available now Tony Matthews Ontario Canada elegant Wakefield represents better examples trend bearing mind please designer/flier particular sample no fun-poking intended models tail feathers prop blades finish sup plied though Tony did tremendous amount development work arriving formula including airfoils prop design like point wing came JH Maxwell Scotland machined specs sol id balsa motor tube import Ja pan tail boom ready-made carbon fiber item front end machined unit Should knock think computer-controlled balsa milling tool can make better wing can Certainiy hardware involved now requires ultraclose toler ances machining well beyond capabilities tin snips soldering iron aforemen tioned Maxwell shop Scotland can also provide Wakefield prop blades nearly-ARF well use bulletproof carbon-fiber mo tor tube lovingly crafted enthusiast other shore pros cons just now com ing surface probably need sim mer bit longer Joining however may become just matter economics Next Bob Piserchios Wakefield frontend unit another mini work art item has become almost universal among FiB fraternity utterly trouble-free durable necessities made up order com bination milling machine/lathe set double ball bearings positive prop stop adjustable-pitch blade hangers Included full package front rear motor tube inserts front being available machined desired thrust offsets called out buyer Theyre very slick very dustproof very smooth mere $6650 buys Bob Piserchio 5257 Stone Ct San Diego CA 92115 also has data availability motor tubes other Wakefield gear Shanghai speaks time published may very well powering up Rubber Free Flight rubber strip Fan factory Shanghai PRC According George Schroedter Champion Model Prod ucts latest batches USA-made rubber have totally unsatisfactory purposesso much has taken bold step trying import commodity PRC What will arrive first will 1mm x 2mm stuff supply used Chinese fliers last FF World Champs rubber has tested Fred Pearce others under controlled conditions found very close 81 Pirelli specs So anxiously awaited Further downstream George may have other sizes avail able lest tire spooling up 108-strand gumbands Wake info write Champion Model Products 880 Carmen Ct LaVerne CA 91750 Low tech new Pee Wee-30 event can bring lot relief nerve-busting FAI wars also lot cheaper fun also possibil ity little 100-granimers really pack much enjoyment Now SCAMPS Southern California Antique Model Plane Society has instituted OT Nostalgia Pee Wee-30 category its schedule 88 should anyone wish get band wagon some classic crates Charlie FE theTop Flite Jacket Look best flight line Top Elite R/C Pilots Jacket pay $1500* $400 savings off regular price ad copy must accompany order S M L XL mbia Light Blue an safety sleeves polyester 35% combed cotton easy care screened logo back lor embroidered patch front Top Elite Jacket . Wear proudly order send ad return address quantity $1 500* per jacket no cash please Top Elite TOP FLITE MODELS INC 2635 South Wabash Avenue Chicago Illinois 60616 Yost PW-30 founder has come up Triath Ion version combines P-30 Rubber PW-30 Gas Towline-30 kicker flier has use same airplane three divi sions forward two inches fu selage allowed interchangeable Are ready rumble Write details ET/Hunton Continued page 64 tour Install plywood wing tips making sure put line exit holes left wing panel left right would pilot Glue wing fuselage checking alignment stabilizer Extra $200 I I I I I I I I I Glue canopy place same 1A-in plywood bellcrank mount stall rear landing gear wire Leave top end unbent until wire has pushed through fuselage bend pull place secure glue model need fuel-proofed should finished order reduce drag produce cleanable surface finish may fast-drying variety either clear color prototype painted representative Navy jets three coats automotive primer light sanding between coat Black trim can added felt-tipped markers Wheels can installed after finishing Install elevator hinges After gluing July 1988 151 Jacket orders $250 shipping/handling Illinois residents add 6/e sales tax MODELERS FIGHT-BACK TRUE-FACTS NEWETER Tired being ignored editors Fed up never having questions answered FIGHT BACK Join us Ier letter Ore year This is reader written publication epen letter communication between fellow modelers Send $550 end YOUR letter approxinoatelylsO words typed printed clasaified interest opinion $300 recieve copy $550 pub letter & recieve copy $1950 4 ioaues 1 yr Firet Issue date4th July 1988 Quarterly July Oct Jan April eae*eeeeseaeeeeeeees*eeeeeeeeeeseeaeeseeeeaee Advertizing Sectien business card u&w only$20/iasuo THE PTERANODON PRESS PO Box Seoo OAKLAND CA 34009-0600 TWINS ARE CLASSIC AND AFFORDABLE Looking inexpensive opposed twin replace shaking smelly gas burner want scale like appearance smooth running 2 cycle glow operation Yes its back basics EHS Tradings Twin Star Comments Have lot engnes oubt th ably ol best Bil Thonaa Lake Havasu AZ Twwt Star w eacepetonait smooth lot engne displacement size Clarance Lee ENGINE EDITOR ACM MAGAZINE answer question often asked- muffler availabler Yes muffler & header available CALL FOR INFORMATION EHS TRADING LTD 400 HUALANI ST BLDG 13E HILO HAWAII %720 -800-63HOBBV 808 935-9009 HAWAII STD TIME 10 AM-7PM Mon-Sat $20000 Without Muffler push straight pins through hinges clip off make certain cant pull out Install elevator horn Bend pushrod shape Note jog gle near belicrank fine adjust ments Assemble bellcrank pushrod mount belicrank model Install lead-outs Check controls make final adjustments bellcrank neutral elevator well youre using Goldberg Turbo motors available Carl Gold berg Models 4738 W Chicago Ave Chi cago IL 60651 begin motor assembly folding over wire harness assembly switch fuselage strapping battery rubberbands shown sketch Anchor battery assembly motor fuselage nylon ties Use strong cord nylon ties avail able Install 7 x 6 propeller lye-in spinner model now ready fly sug gested however become familiar motor operation giving charge running few times ex tremely careful propeller Read manufacturers comments safe motor op eration thoroughly cautious overheat battery convenience chart approximate motor run lengths deter mined length battery charge Charge three minutes 30-second run Charge six minutes one-minute 30second run Charge nine minutes two-minute 30-second run Charge 12 minutes three-minute 30-second run Charge 15 minutes full charge Flying ETn unique experience first thing before flying Control Line model mark control handle iden tify end up pull top handle back elevator moves up Pick relatively calm day first flights Use paved area possible grassed will have mowed very short Mark center circle well wander out during flight walk model around circumfer ence make sure clears everything launch point should downwind side circle wind will help keep lines tight launch Check once again up up Charge battery three minutes max imum first flights Have helper launch model pointing slightly outward Leave controls neutral launch during entire takeoff run model will take off itself has aligned accurately first few times may advisa ble keep some down trainer keep ground get used operations ET taxis very well Adjust time charge suit long wish run tolerance dizziness will build up after few flying sessions Try con centrating model back ground help overcome dizziness Longer charges will provide slightly power output Ni-Cd batteries relatively level over period charge good feature Electric flight power motor drops off slowly charge spent model will gently land itself motor quits back onto ground after taxiing lap let lines go slack wing tip can contact ground stop model point switch off motor power reduced dont try hold model air Instead let settle Flying model windy conditions will very likely present problems beginner design performs better wind model Ive ever flown gale force will still tend raise model upwind side bring down downwind side best way counteract characteristic pull ing up control downwind side using down control wind other words allow model climb com ing wind way everything will right going downwind ET no Stunt model straight-andlevel basic trainer however opinion finest easiest fly basic p S 5 S AMERICAN JR OM RIDGE CAMPBELL T RITE DUBRO EASY BUILT MODELS FLYLINE FOX BERG DUBOIS LOW K&B MICRO X OS MAX RA PECKPOLYMER ECT MODELS SEAGLEN STERLING IvAN SUPER TIGRE INDER FLrE LER WILLIAMSS PRODUCTS RS ESTES MODEL ROCKETS lend 611 Ceab Cheek Stampa 32 page tabloid size DISCOUNT Catalog 900 illustrationsover 700 Kits choose too MAILORDER PHONEORDER IN STO 1111 VILLET Holly CENTER 817 1 Main t Landalla 19449 152 Model Aviation 49 CC/24 CU IN THE JOURNAL OFE JOURNAL 01 THE AIRPLANE 1920 1940TilE EARLY AEROPLANE Leo Opdycke EditorKeflfl Rust Editor WW1 AERO 1900-1919 SKYWAYS 19201940 two Journals contain information current prolects orical research news museums airshows workshop notes technical drawings data information paint color photographs aeroplanes engines parts sale scale modelling material PLUS wants disposals news current publications kinds PLUS mote. Sample copies $4 Published WORLD WAR 1 Gpw INC 15 Crescent Road Voitghkecpsie NY 12601 USA 914 473-3679 WORLOS SGOESO SCALE PHOTO SERVICE 10001 PHOTO POCCS PLANS 3 VIEWS PHOTO-PACKS PLANS ENLARGING S*SC Enlarging PHtS Jun Pepinos Catalog $400 60 pagesSCALE PLANS find PHOTO SERVICE 3209 MadiSon Geeng5oon NC 27403 PhOne 15512925235 No Coiled IIl]y1pIpgu i WE BUILD YOUR HELl TEST YOUR HELl \~REPAIRYOURHELI K-q 322 North 7th St i1 LehightonPa18235 WRITE OR CALL FOR INFORMA TION NEW SPACE SAVING CONTAINER Fits Box 7% hugh x9% Tough Rigid Polyethylene udes Tubing eners Lock Tubing Through Cap ostage North Products PO Box 18419 Cleveland Heights OH 44118 Im d SSAS complete joe trainer ever developed YOU want learn fly Control Line can trust model get home CL Scale/Boss Continued page 66 used landing gear strut cover ex ample provision must made cover can placed over working landing gear strut case Mosquitos landing gear main struts made stainless steel tub ing would accept iA.in solid stainless rod spring loaded formed basis shock-absorbing landing gear After exact size shape cover determined wooden pattern carved block hardwood predrilled size landing gear strut hole ad dition accepting working landing gear strut would also used suspending pat tern during mold-making process detailed below Please note prototype compression leg covers made steel stampings joined together series rivets front rear cover Also note pat tern casting includes detail created gluing wood strips pattern applying drops epoxy glue form rivet heads next step make rubber mold finished compression leg cover pattern placed piece snugly fitting dowel stick fitted cardboard container would allow about rance sides ends pattern see sketch item molded shape did lend itself suspension same manner example two three well-placed straight pins pushed through cardboard lightly pattern would Silastic G-RTV molding compound used made Dow-Corning Corporation two-part two-color room-temperature-curing sil icone rubber rubber compound white curing agent red permits obtaining thorough mix parts two parts mixed very slowly air bubbles generated com pound properly mixed compound light pink color After mixing compound poured slowly box allowed form around object again watching air bubbles mold allowed cure least 24 hours mold cured cardboard box removed mold cut two pattern could released mold photo cut using single-edge razor blade lengthwise down side pattern see photo Care taken obtain good cut mold damaging pattern should also noted mold separation point chosen away major mold details now two mold halves shown photo dowel stick re moved pattern Before mold used casting small holes cut top mold see ar rows Photo B permit pouring fiber glass casting resin mold hole al lowed pour second hole acted air vent make casting dowel stick placed between mold halves held together very light rubberbands nec essary use light rubberbands distort mold Polyester glass resin mixed ac Continued page 156 experience Great Performance Quartet 2k DALOTEL SPAN 69 lflSWING AREA 830 sq ins CHIPMUNK 850 SPAN 70 insWING AREA 850 sq ins SPAN 76 SPAN 72 ins -IF EXTRA 230 WING AREA 900 sq ins ZLIN 526 WING AREA 900 sq ins series Sport Scale Balsa ARF Airplanes 120-4 cycle equivalent motors coming soon SU-26M Ultimate Bipe available direct select hobby shops g ZIMPRO MARKETINO 1 PO BOX 3076 OAK RIDGE TN 37830 PHONE 615-482-6188 July1988 153 L.J1I FL FOAM CORE WE OF TEA SELECTION OF FLOAT PIANS FOR 4 12 POUND AIRPLANES WITH V HULL DESIGN IN USE SINCE 1972 SEND SASE FOR CATALOG SHEET KIRCHER R/C PRODUCTS NC 9 SHEFFIELD WAY CLARK NJ 07066 I7SAllIES MTLLSMETALS 500KS PRECISIOSo INSTRUMENTS s -COMPLETE CATELOC $200 /f 000s oteno { LLC4VPDELL 70 LS Ce 2100 0 SeIne Road Sprogfoeld Ohio 45505 P 13 320562 P AW DIESELS Englands Finest 049 35 RIC STD Send $100 list Eric Clutton 913 Cedar Lane Tullahoma Tenn 37388 catalog $100 BLUE RIDGE TOOLS P0 Box 536-V MACIWEERY Hurricane WV 25526 304-562-3538 offer complete selection lathes mills tools Aviation Modeler