Control Line SCALE Bill Boss RULES CHANGES 1982-1983 During past few years rules proposals have put before AMA Scale Contest Board intent improving CL Precision Sport Scale events proposals aimed promoting wider choice model subjects past WW II fighter/bomber types dominated competition because in-flight operations could per formed ie bomb fuel tank drop bomb bay door operation revolving turrets effort promote use non-WW II types various maneuvers such loops inverted flights wingovers added rules As result changes slight increase use non-military types has seen However during last rule-making cycle change made believe will give real boost modelers choosing non military subjects change listed under Precision Scale rule 52A8o called Engine Control new option provides points scalelike use engine throttle control during flight ground Up 20 points can earned engine control performed described high throttle takeoff throttle back flight alti tude attained proper use engine control dur ing landing procedures finally engine cut off new option should help lessen point spread operational features between various types aircraft Another rule change worth mentioning Sport Scale event rule 52B4 Proof Scale new rules contestant permitted submit unmodified plastic model Scale entry proof Accuracy Outline rather customary 3-view drawings change has made permit use planes 3-view drawings very difficult obtainor some cases almost non-existent Engine cutoff control difficulty can foresee rules changes just mentioned some modelers especially newer ones might able accomplish engine cutoff portion Engine Control option rather simple method accomplishing would build adjustable stop three-line control handle us use accompanying photo shows just such arrangement ad justable stop made drilling series holes through both sides handle first hole just ahead handles full-low-speed position remaining fourorfive holes shouldbe spaced approximately si-in apart moving toward rearofthe handle need several holes will become apparent later Next make stop pin shown photo 1116-in 062 pianowire sothat itwillpass through both sides handle No 51 drill willprovide properhole clearanceforthe 1/16 wire pin Finally small piece string attached stop pin handle shown will solve October 1982 71 Ducted-Tan models tiy well CL too tleInKel 152 Rich Sobriflo woodhaven NY looks great its landing approach model based Midwest kit uses K&B 75cc engine drive Midwest RK-40 ducted fan unit also features operating wing flaps Simple modification tothe 3-line control handle provides sure-fire method controlling en gine cutoff part new Precision Scale Engine Control rule column Robinson Os Mastings-on-iluOson NY ierti beams warn priae over nis two rane entries recent new ror ocale ieam Meet iviogems Sopwith Camel LI North American T-28 RI Ed uses new Engine Control rule-option extra points enabling him capture 3rd Precision Scale Camel Both ships 60-powered excellent fliers photo right Eds T-28 cruises past bit down-flaps medium throttle See realistic flight attitude new Engine Control option now requires CL models flown realistic mannerif want obtain extra flight points photos Bill Boss ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership154 Ace RC Inc49 Aerotrend Products153 Air Design111 AirtronicsInside Front Cover Americas Hobby Center19 Andrews Aircraft Model Co133 BK Products150 Bantam Precision Products110 Richard G Barron138 Bavarian Precision Products72 Dave Brown Products112 Buckeye Balsa153 Byron Originals1 Bud Cadell Plans129 California Model Imports72 Cannon RC Systems14 Carolina-Taffinder137 Chicago Expo128 Circus Hobbies120-125 George Clapp126 Clark Industries140 Contempo Enterprises51 Consumers Hobby Corp142-143 Jim Crocket Replicas144 Coverite129 Cox Hobbies110 118-119 D&D Engineering145 DGM Industries132 Jim Denaro Model Products116 Du-Bro Products4 Dynathrust Props152 E&R Hobbies Eastcraft Specialty Products Eastern US Helicopter Championship Eds Model Products Electric Eagle Addis Elmore FHS Supply Inc Fab-Tek Inc Flightline Shirts Flyline Models Fourmost Products Fox Mfg Full Command Systems 146 145 132 117 150 136 138 153 140 14 151 128 Futaba Corp America21 GT Models155 Carl Goldberg Models116 Gorham Model Products13 Great Lakes Model & Mold Co132 Great Planes Model Mfg Co2 Grish Brothers79 William Hawke140 Hobby Barn114-115 Hobby Capitol Distributors10 Hobby Horn139 Hobby Lobby International6-9 Hobby Radio Shop111 Hobby Shack147 Hobbypoxy Products126127 Bob Holman Plans147 Horizon Model Crafts Inc139 Homer Sales116 Indian City RC Club14 Indoor Model Supplies127 Indy RC Sales130-131 J5 Enterprises112 K&B Manufacturing53 K&S Engineering79 Kavan80-81 Kraft Systems Inc45 Kustom Kraftsmanship137 Left Bank RC Distributors20 Litco Systems41 Lone Star Models129 MACS Products145 Majestic Models116 McDaniel RC Service126 Jim Messers Quality Model Products Midwest Model Supply111 Midwest Products152 Mills Airplane Models119 Miniature Aircraft Supply117 Model Engineering Norwalk141 Model Merchant113 Model Products Corp152 Model Rectifier Corp side Back Cover Mutchiers Hobbies148-149 Jerry Nelson & Co47 Nor-Cal Avionics73 Pacer Technology & Resources 4-134 Peck-Polymers145 Pica Products146 Pierce Aero Co20 Prestige Models79 Proctor Enterprises152 Prop Shop136 RAC Products151 RAM Radio Control Models118 RF Enterprises150 RJL Industries146 RLF Products132 Radio South137 Repla-Tech145 Roush Mfg133 Saf-Flite Models126 Sailplane Factory128 Satellite City151 Sheldons Hobby Shop73 Sig Manufacturing Co11 Sonic-Tronics136 Squadron-Signal Publications15 Square Loop Hobby Center151 Sterling Models47 Superwings110 Swanson Assoc150 T&D Fiberglass Specialties145 Tatone Products112 Taylor-Craft Ltd146 Vogel Aviation144 WE Technical Services144 Whale Hobbies144 Williams Brothers20 Windsor Propeller138 World EnginesBack Cover CA Zaic111 Zenith Aviation Books5 NIck Ziroli Models129 137 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX different needle setting brings us another idea modelers coming realization setting engine ground tachometer such bad deal Its really like doing something RC guys After Bob Baron won FAI trials last year always sets engine tach using Max 45 FSR can tricky set ground doesnt have perfect sound like old Fox 3 5 Ive borrowed pals tachometers years lugged Ed Robberts over Poland Finally Team Lexington going make some new ones everybody will have own wont have borrow Dan Lutzs months time commercial tachs available although know Bill Werwage Les McDonald will never stoop using might good idea investigate using tachometer setting engines needle valve ground information Stunt orPAMPA Contact Wynn Paul l640MaywickDr Lexington KY 40504 FREE FLIGHT FLYING SITES DONT GROW ON TREES CL Scale/Boss Continued page 71 problem what pin once pulled Just let hang handle until needed again handle modifications com plete attach lines handle model proceed outlined following steps Step handle high-speed posi tion control lever rearward position certain engine carburetor venturi wide open Adjust necessary Step B Put handle full low-speed posi tion control lever forward position adjust carburetor control until venturi completely closed may require minor ad justment engines low speed stop screw linkage throw between bellcrank carburetor Full open full closed positions carburetor venturi must attained before proceeding further Step C Step B completed satisfactor ily start engine adjust maximum de sired rpm Step D Once high-speed setting achieved operate handle slowly toward low-speed posi tion Watch position handles control lever itpasses series ofsmall holes andnote hole engine cutoff occurs Insert stop pin holeprecedingthe atwhich engine cutoff occurred Restart engine test full range high low rpm engine cutoff occurs beforereachingthestoppinitwillbe necessary move stop pin back another hole Repeat procedure until desired range engine control achieved full rpm range high low obtained pull stop pin push control lever fully forward engine cutoff should occur Note singie handle can used several different modelsjust remember hole stop pin belongs model Scale data source new series books has come available believe can great sistance Scale builder whether Precision Sport books cover popular modeling subjects WW II Crown Publishers Inc Park Avenue New York City NY 10016 Books currently available titled Focke-Wulfl9O Spitfire F 51 Mustang Zero Fighter Messerschmitt BF 109 Hellcat books hardbound have 5060 pages contain 5-view drawings skin paneling detailgoodcolorplates some cock pit landing gear details books maynotbe allthataPrecision Scalebuildermight want should sufficient Sport Scale competitor Books series yet released Mosquito B-I 7 Flying Fortress JU 87 Stuka F4UCorsair Lancaster P-38Lightfling Books currently available priced $1595 can obtained major aviation book Octobef 1982 155 $3995 KIT #12 @51 Wingspan- 19-40 Engine eFoam Wing- Balsa Fuse Easy Picture Instructions Send Money Order- Pay UPS Ill Res add $2 00 Tax GT MODELS Ph 217-893-4136 P0 Box 869 Rantoul III 61866 No 382Navy Flier$300 FF Rubber-power sport flier spans 26 has Golden Age flavor No 383Callisto 82$750 RC Fly sleek sailplane AMA classes B C No 384FW-190$1650 CL Big Sport-Scale 60 power Cardboard construction strength low cost Two sheets No 385Simitar 61 P$550 RC Bob Evans flying wing returns 60-size Pattern ship retracts Foam wing spans 62 No 131Gee Bee Model Y 40-powered RC stand-off scale great old-time racers$500 No 168Simitar RC spectocalar flying wing t 5 nose-rnoanted tractorS300 No225Ole Reliable RC 70 version 38 old-timer REM controls 18-25S425 No 239Blue Birds RC Ken Willards formation plane 4-ch 10$375 No 253Mitchell B-25 RC 4-ft VrA twin Ace foare panels Well-behaved$350 No 259chambermaid FE Bill Henns superlative rubber-powred scale wienerS2 00 No 260Waco custom cabinRC Don Srnlls scaler 1 5-20 REM controls$400 No 262crashmaster CL Crash-proof trainer 2 sizes1 5-30 35-40$125 No 291cep 20 40-powered scale RC French aerobatic plane Low wing tail dragger 2 sheets$750 No 299GeeBee Sr Sportster RC -scale Haffhe 81 power Prototype span 30 ft 2 sheets$11 75 No 302Mini F-16 RC Sarpolas 048 ducted fan sport flier 2-ch Ralsa wings tail fuse structure$275 No 307Pegasus RC Watsons giant sayer sailplane features flaps spoilers T-tail 166 wingspan$675 No 3101930 Fleet Biplane RC Sport Scale 35-40 4-ch Wingspan 56 1/6 scale Two sheets$625 No 314Drake II RC Ken Willards flying boat 3-ch 15-power Fly land removablegear. $375 No 323Super voodoo CL East Combat John J0 features built-up wing fast constructron wins$300 No 325commodore RCTevaco-class Old-Timer Oslan vpdates Shereshaws classic 3-ch 28-power 2sh$1000 No 326Taylor cub RC Sralls schoolyard-Scale 048s 2-3 ch Spans 50 in$350 No 332Zephyr RC Small 2-ch glider hand-launch tow thermal slope soaring$200 No 337 Super Akro-1 chips RC Scale-like stunter 5-ch 1 smoke valve 40-power 2 sheets $700 No 338 Rearwin Jr RC Goc Mathews Sport Scale 4-yb 40-power Monoplane $525 No 340Mossie Stunter CL Twin 35-powered semi-scale based famous WIN II Mosgurto bomber$400 No 341Brown B-2 RC Scale-like sport flier 4-ch. 1 8-28-power Race Ourchee hot 25$500 No 343Wasp VI FE Mike Stoys Nats-winning Outdoor HLG$100 No 345La Jolita CL AA Scale Racer Class II also sport Mouse$100 No 348Onestep RC Trainer has very forgiving flying gualities 3-ch. 10-25 power$425 No 350Electric Spitfire RC Fun-Scale 15/25 electric 20-30 glow 3-ch spans 6 ft$750 No 353Excitation CL Sleek 46-powered super-Stunter contest-proven$400 No 354Merlyn RC Giant 155-in span Sailplane uses 3 RC channels$750 No 355 Santos-Oumont 14-his RC Sport-Scale canard bipe 1 5-power 3-yb spans 56 2 sheets$575 No 356 Maule Lunar Rocket RC -Scale spans 825 5-eb flaps 12 cv engine $1 200 No 358 Pieces FE Indoor Easy B Rubber-power contest-winner W Van Gorder $100 No 359 Black Widow RC Fun-Scale twin two tOe 4-nh RC spans 58 WW II night fighter $675 No 360 Dragon CL Slow Combat winner has foam wing uses 36-power $500 No 361 Electric country Boy FF Record-holding duration craft 02 motor $200 No 362Supercat RC Half-A Pylon Racer/sport flier Aileron elevator control Foam wing$200 No 363Tiger Rag CL Sport Stunter biplane 36-power$400 No 364NeutronStar RCSleek 40-size Patterefliermithtail draggerretracts enclosed pipeall built-vp$525 No 365Seamaster RCWillurds 40-size flying heat for4-ch Strap-on gear makes lundplanei 2 sheets$1100 No 366Truant FE Pert all-balsa beginners uport model 020-power$2 25 No 367P-39 Airacobra CL Sport-Scale uses water-cooled 45 engine mounted aft enteesion shaft$1275 No368Space Shuttle II RC Larger improved version Hun glider 3-ch$550 No 369Super Star CL Semi-scale Stunter 35-power Easy build has contest-proven capability$5 50 No 370cAP-21RC Giant Scale French aerobatic craftspans 7 ft Guadra power 2 sheets 1400 No 371Strato-Streak RC Old-Timer version Garamis fawons 41 FE design power 2-ch$500 No 372Neighvion RC Low-wing tn-gear sportuter power 4-ch$500 No 373cassuft II CL Profile Stunter 35 power Flaps$475 No 374Marissa FE Rubber-powered sportoter Golden Age tradition$300 No 375 Snapshot Twin RC Workhome utility/spurt ohip twin 35-404-5 ch Foam wings lifts 12 lb 2 shts $11 00 No 376Auroroa RC Sport/Aerobatic flier 048-1 0 power uses 2 3-ch$350 No 377Wingmaster CL Sport-Stunter Profile fuselage sheet wings in/flaps$200 No 378Mr Spook Ill RC Fly Sport Pylon Nov/Sportsman Pattern orsheersport Uses 4-yb 25-40 pwr$500 No 379 Monoboom CL Combat ship large light superperformer $375 No 380 Witch Hawk500 FE Hot Class A/B Gas competition ship 1 5-23 power Nats-wiening design . $375 No381 RB-59 Gladiator RC Eye-catchieg tribe-gear 15-powered sportsterfrom Czech uses 3-ch RC $725 0 ts e e ee S rcle numbers planss wish order 131168225239 285291299302 337338340341 356358359360 368369370371 380381382383 Please print carefully 253259260262 307310314323 343345348350 361362363364 372373374375 384385 Enclosed$ NAME STREET CITY distributors urge Scale modelers look books Im sure youll find satisfactory data sources fine additions aviation library Bill Boss 77-06 269th St New Hyde Park NY 11040 Simitar P60/Evans Continued page 85 bottom side scrap foam cradle Vacuum top surface foam core side sheeting will mate Apply wing sheeting tape such Coreflim Trim tape around wing edges Remove paper back ing tape put sheeting place core avoid splinters use piece foam sponge material smoothing down sheet ingdont use too much pressure Trim ply shape wing panel Use same technique remainder wing Glue wing tip plates balsa leading edge cap Trim sand wing shape Join wing panels 5-mm epoxy Dont attempt perfectjoint Its better leave gap I-beam epoxy will formed Locate mark gear mounting blocks underside wing make cut-outs glue blocks 5-mm epoxy dont wish use retracts 2-in streamlined wheels recommended minimum drag Cut elevons h-in sheet Trim sand shape Attach elevons wing hinges such X-Hinges Trim sand fuselage shape Add air scoops final sanding trim fit engine servo mounts etc Paint model cover heat-shrink material Use either sliding tray system electronic system control elevons both work fine Install control linkage making sure left aileron control transmitter will make left elevon go up right go down installing rudder should make certain linkage such rudder tight unyielding finger pressure loose rudder linkage can result flutter test rudder proper tightness turn transmitter receiver push left right tralling edge finger shouldnt 1/16-in play important elevons set about -in up-trim neutral trim transmitter up-trim provides 48 necessary reflex airfoil action required ng wing [Simitar 61-P foam wing cores $1400 1/64269278282 ply wing sheeting $1600 epoxy/fiber325326332 glass fuselages $5500 avallable Soar ing Research 454 Wildrose Ln Bishop CA 353354355 4 Phone 714 873-4932 Add $650 shipping CA residents add 6% tax] 365366367 Flying no special instructions Just 376378379 would normal aircraft differences Simitar 61-P will responsive visual appearance will take eflight two become used d Simitar 61-P according plans will rewarding project 156 Model Aviation 0 0 0 0 0 0 0 0 0 481 St STATEZIP __________ Price includes first-class postage Send check money order paynbln Mode/Aviatiort AMA 815 Fifteenth St NW. Washington DC 20005 Full-size Plan List Available complete listing plans previously published magazine through No 364 may obtained free charge writing enclose stamped pre-addressed businesssize envelope Model Aviation 815 Fif teenth St NW Washington DC 20005
Edition: Model Aviation - 1982/10
Page Numbers: 71, 155, 156
Control Line SCALE Bill Boss RULES CHANGES 1982-1983 During past few years rules proposals have put before AMA Scale Contest Board intent improving CL Precision Sport Scale events proposals aimed promoting wider choice model subjects past WW II fighter/bomber types dominated competition because in-flight operations could per formed ie bomb fuel tank drop bomb bay door operation revolving turrets effort promote use non-WW II types various maneuvers such loops inverted flights wingovers added rules As result changes slight increase use non-military types has seen However during last rule-making cycle change made believe will give real boost modelers choosing non military subjects change listed under Precision Scale rule 52A8o called Engine Control new option provides points scalelike use engine throttle control during flight ground Up 20 points can earned engine control performed described high throttle takeoff throttle back flight alti tude attained proper use engine control dur ing landing procedures finally engine cut off new option should help lessen point spread operational features between various types aircraft Another rule change worth mentioning Sport Scale event rule 52B4 Proof Scale new rules contestant permitted submit unmodified plastic model Scale entry proof Accuracy Outline rather customary 3-view drawings change has made permit use planes 3-view drawings very difficult obtainor some cases almost non-existent Engine cutoff control difficulty can foresee rules changes just mentioned some modelers especially newer ones might able accomplish engine cutoff portion Engine Control option rather simple method accomplishing would build adjustable stop three-line control handle us use accompanying photo shows just such arrangement ad justable stop made drilling series holes through both sides handle first hole just ahead handles full-low-speed position remaining fourorfive holes shouldbe spaced approximately si-in apart moving toward rearofthe handle need several holes will become apparent later Next make stop pin shown photo 1116-in 062 pianowire sothat itwillpass through both sides handle No 51 drill willprovide properhole clearanceforthe 1/16 wire pin Finally small piece string attached stop pin handle shown will solve October 1982 71 Ducted-Tan models tiy well CL too tleInKel 152 Rich Sobriflo woodhaven NY looks great its landing approach model based Midwest kit uses K&B 75cc engine drive Midwest RK-40 ducted fan unit also features operating wing flaps Simple modification tothe 3-line control handle provides sure-fire method controlling en gine cutoff part new Precision Scale Engine Control rule column Robinson Os Mastings-on-iluOson NY ierti beams warn priae over nis two rane entries recent new ror ocale ieam Meet iviogems Sopwith Camel LI North American T-28 RI Ed uses new Engine Control rule-option extra points enabling him capture 3rd Precision Scale Camel Both ships 60-powered excellent fliers photo right Eds T-28 cruises past bit down-flaps medium throttle See realistic flight attitude new Engine Control option now requires CL models flown realistic mannerif want obtain extra flight points photos Bill Boss ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership154 Ace RC Inc49 Aerotrend Products153 Air Design111 AirtronicsInside Front Cover Americas Hobby Center19 Andrews Aircraft Model Co133 BK Products150 Bantam Precision Products110 Richard G Barron138 Bavarian Precision Products72 Dave Brown Products112 Buckeye Balsa153 Byron Originals1 Bud Cadell Plans129 California Model Imports72 Cannon RC Systems14 Carolina-Taffinder137 Chicago Expo128 Circus Hobbies120-125 George Clapp126 Clark Industries140 Contempo Enterprises51 Consumers Hobby Corp142-143 Jim Crocket Replicas144 Coverite129 Cox Hobbies110 118-119 D&D Engineering145 DGM Industries132 Jim Denaro Model Products116 Du-Bro Products4 Dynathrust Props152 E&R Hobbies Eastcraft Specialty Products Eastern US Helicopter Championship Eds Model Products Electric Eagle Addis Elmore FHS Supply Inc Fab-Tek Inc Flightline Shirts Flyline Models Fourmost Products Fox Mfg Full Command Systems 146 145 132 117 150 136 138 153 140 14 151 128 Futaba Corp America21 GT Models155 Carl Goldberg Models116 Gorham Model Products13 Great Lakes Model & Mold Co132 Great Planes Model Mfg Co2 Grish Brothers79 William Hawke140 Hobby Barn114-115 Hobby Capitol Distributors10 Hobby Horn139 Hobby Lobby International6-9 Hobby Radio Shop111 Hobby Shack147 Hobbypoxy Products126127 Bob Holman Plans147 Horizon Model Crafts Inc139 Homer Sales116 Indian City RC Club14 Indoor Model Supplies127 Indy RC Sales130-131 J5 Enterprises112 K&B Manufacturing53 K&S Engineering79 Kavan80-81 Kraft Systems Inc45 Kustom Kraftsmanship137 Left Bank RC Distributors20 Litco Systems41 Lone Star Models129 MACS Products145 Majestic Models116 McDaniel RC Service126 Jim Messers Quality Model Products Midwest Model Supply111 Midwest Products152 Mills Airplane Models119 Miniature Aircraft Supply117 Model Engineering Norwalk141 Model Merchant113 Model Products Corp152 Model Rectifier Corp side Back Cover Mutchiers Hobbies148-149 Jerry Nelson & Co47 Nor-Cal Avionics73 Pacer Technology & Resources 4-134 Peck-Polymers145 Pica Products146 Pierce Aero Co20 Prestige Models79 Proctor Enterprises152 Prop Shop136 RAC Products151 RAM Radio Control Models118 RF Enterprises150 RJL Industries146 RLF Products132 Radio South137 Repla-Tech145 Roush Mfg133 Saf-Flite Models126 Sailplane Factory128 Satellite City151 Sheldons Hobby Shop73 Sig Manufacturing Co11 Sonic-Tronics136 Squadron-Signal Publications15 Square Loop Hobby Center151 Sterling Models47 Superwings110 Swanson Assoc150 T&D Fiberglass Specialties145 Tatone Products112 Taylor-Craft Ltd146 Vogel Aviation144 WE Technical Services144 Whale Hobbies144 Williams Brothers20 Windsor Propeller138 World EnginesBack Cover CA Zaic111 Zenith Aviation Books5 NIck Ziroli Models129 137 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX different needle setting brings us another idea modelers coming realization setting engine ground tachometer such bad deal Its really like doing something RC guys After Bob Baron won FAI trials last year always sets engine tach using Max 45 FSR can tricky set ground doesnt have perfect sound like old Fox 3 5 Ive borrowed pals tachometers years lugged Ed Robberts over Poland Finally Team Lexington going make some new ones everybody will have own wont have borrow Dan Lutzs months time commercial tachs available although know Bill Werwage Les McDonald will never stoop using might good idea investigate using tachometer setting engines needle valve ground information Stunt orPAMPA Contact Wynn Paul l640MaywickDr Lexington KY 40504 FREE FLIGHT FLYING SITES DONT GROW ON TREES CL Scale/Boss Continued page 71 problem what pin once pulled Just let hang handle until needed again handle modifications com plete attach lines handle model proceed outlined following steps Step handle high-speed posi tion control lever rearward position certain engine carburetor venturi wide open Adjust necessary Step B Put handle full low-speed posi tion control lever forward position adjust carburetor control until venturi completely closed may require minor ad justment engines low speed stop screw linkage throw between bellcrank carburetor Full open full closed positions carburetor venturi must attained before proceeding further Step C Step B completed satisfactor ily start engine adjust maximum de sired rpm Step D Once high-speed setting achieved operate handle slowly toward low-speed posi tion Watch position handles control lever itpasses series ofsmall holes andnote hole engine cutoff occurs Insert stop pin holeprecedingthe atwhich engine cutoff occurred Restart engine test full range high low rpm engine cutoff occurs beforereachingthestoppinitwillbe necessary move stop pin back another hole Repeat procedure until desired range engine control achieved full rpm range high low obtained pull stop pin push control lever fully forward engine cutoff should occur Note singie handle can used several different modelsjust remember hole stop pin belongs model Scale data source new series books has come available believe can great sistance Scale builder whether Precision Sport books cover popular modeling subjects WW II Crown Publishers Inc Park Avenue New York City NY 10016 Books currently available titled Focke-Wulfl9O Spitfire F 51 Mustang Zero Fighter Messerschmitt BF 109 Hellcat books hardbound have 5060 pages contain 5-view drawings skin paneling detailgoodcolorplates some cock pit landing gear details books maynotbe allthataPrecision Scalebuildermight want should sufficient Sport Scale competitor Books series yet released Mosquito B-I 7 Flying Fortress JU 87 Stuka F4UCorsair Lancaster P-38Lightfling Books currently available priced $1595 can obtained major aviation book Octobef 1982 155 $3995 KIT #12 @51 Wingspan- 19-40 Engine eFoam Wing- Balsa Fuse Easy Picture Instructions Send Money Order- Pay UPS Ill Res add $2 00 Tax GT MODELS Ph 217-893-4136 P0 Box 869 Rantoul III 61866 No 382Navy Flier$300 FF Rubber-power sport flier spans 26 has Golden Age flavor No 383Callisto 82$750 RC Fly sleek sailplane AMA classes B C No 384FW-190$1650 CL Big Sport-Scale 60 power Cardboard construction strength low cost Two sheets No 385Simitar 61 P$550 RC Bob Evans flying wing returns 60-size Pattern ship retracts Foam wing spans 62 No 131Gee Bee Model Y 40-powered RC stand-off scale great old-time racers$500 No 168Simitar RC spectocalar flying wing t 5 nose-rnoanted tractorS300 No225Ole Reliable RC 70 version 38 old-timer REM controls 18-25S425 No 239Blue Birds RC Ken Willards formation plane 4-ch 10$375 No 253Mitchell B-25 RC 4-ft VrA twin Ace foare panels Well-behaved$350 No 259chambermaid FE Bill Henns superlative rubber-powred scale wienerS2 00 No 260Waco custom cabinRC Don Srnlls scaler 1 5-20 REM controls$400 No 262crashmaster CL Crash-proof trainer 2 sizes1 5-30 35-40$125 No 291cep 20 40-powered scale RC French aerobatic plane Low wing tail dragger 2 sheets$750 No 299GeeBee Sr Sportster RC -scale Haffhe 81 power Prototype span 30 ft 2 sheets$11 75 No 302Mini F-16 RC Sarpolas 048 ducted fan sport flier 2-ch Ralsa wings tail fuse structure$275 No 307Pegasus RC Watsons giant sayer sailplane features flaps spoilers T-tail 166 wingspan$675 No 3101930 Fleet Biplane RC Sport Scale 35-40 4-ch Wingspan 56 1/6 scale Two sheets$625 No 314Drake II RC Ken Willards flying boat 3-ch 15-power Fly land removablegear. $375 No 323Super voodoo CL East Combat John J0 features built-up wing fast constructron wins$300 No 325commodore RCTevaco-class Old-Timer Oslan vpdates Shereshaws classic 3-ch 28-power 2sh$1000 No 326Taylor cub RC Sralls schoolyard-Scale 048s 2-3 ch Spans 50 in$350 No 332Zephyr RC Small 2-ch glider hand-launch tow thermal slope soaring$200 No 337 Super Akro-1 chips RC Scale-like stunter 5-ch 1 smoke valve 40-power 2 sheets $700 No 338 Rearwin Jr RC Goc Mathews Sport Scale 4-yb 40-power Monoplane $525 No 340Mossie Stunter CL Twin 35-powered semi-scale based famous WIN II Mosgurto bomber$400 No 341Brown B-2 RC Scale-like sport flier 4-ch. 1 8-28-power Race Ourchee hot 25$500 No 343Wasp VI FE Mike Stoys Nats-winning Outdoor HLG$100 No 345La Jolita CL AA Scale Racer Class II also sport Mouse$100 No 348Onestep RC Trainer has very forgiving flying gualities 3-ch. 10-25 power$425 No 350Electric Spitfire RC Fun-Scale 15/25 electric 20-30 glow 3-ch spans 6 ft$750 No 353Excitation CL Sleek 46-powered super-Stunter contest-proven$400 No 354Merlyn RC Giant 155-in span Sailplane uses 3 RC channels$750 No 355 Santos-Oumont 14-his RC Sport-Scale canard bipe 1 5-power 3-yb spans 56 2 sheets$575 No 356 Maule Lunar Rocket RC -Scale spans 825 5-eb flaps 12 cv engine $1 200 No 358 Pieces FE Indoor Easy B Rubber-power contest-winner W Van Gorder $100 No 359 Black Widow RC Fun-Scale twin two tOe 4-nh RC spans 58 WW II night fighter $675 No 360 Dragon CL Slow Combat winner has foam wing uses 36-power $500 No 361 Electric country Boy FF Record-holding duration craft 02 motor $200 No 362Supercat RC Half-A Pylon Racer/sport flier Aileron elevator control Foam wing$200 No 363Tiger Rag CL Sport Stunter biplane 36-power$400 No 364NeutronStar RCSleek 40-size Patterefliermithtail draggerretracts enclosed pipeall built-vp$525 No 365Seamaster RCWillurds 40-size flying heat for4-ch Strap-on gear makes lundplanei 2 sheets$1100 No 366Truant FE Pert all-balsa beginners uport model 020-power$2 25 No 367P-39 Airacobra CL Sport-Scale uses water-cooled 45 engine mounted aft enteesion shaft$1275 No368Space Shuttle II RC Larger improved version Hun glider 3-ch$550 No 369Super Star CL Semi-scale Stunter 35-power Easy build has contest-proven capability$5 50 No 370cAP-21RC Giant Scale French aerobatic craftspans 7 ft Guadra power 2 sheets 1400 No 371Strato-Streak RC Old-Timer version Garamis fawons 41 FE design power 2-ch$500 No 372Neighvion RC Low-wing tn-gear sportuter power 4-ch$500 No 373cassuft II CL Profile Stunter 35 power Flaps$475 No 374Marissa FE Rubber-powered sportoter Golden Age tradition$300 No 375 Snapshot Twin RC Workhome utility/spurt ohip twin 35-404-5 ch Foam wings lifts 12 lb 2 shts $11 00 No 376Auroroa RC Sport/Aerobatic flier 048-1 0 power uses 2 3-ch$350 No 377Wingmaster CL Sport-Stunter Profile fuselage sheet wings in/flaps$200 No 378Mr Spook Ill RC Fly Sport Pylon Nov/Sportsman Pattern orsheersport Uses 4-yb 25-40 pwr$500 No 379 Monoboom CL Combat ship large light superperformer $375 No 380 Witch Hawk500 FE Hot Class A/B Gas competition ship 1 5-23 power Nats-wiening design . $375 No381 RB-59 Gladiator RC Eye-catchieg tribe-gear 15-powered sportsterfrom Czech uses 3-ch RC $725 0 ts e e ee S rcle numbers planss wish order 131168225239 285291299302 337338340341 356358359360 368369370371 380381382383 Please print carefully 253259260262 307310314323 343345348350 361362363364 372373374375 384385 Enclosed$ NAME STREET CITY distributors urge Scale modelers look books Im sure youll find satisfactory data sources fine additions aviation library Bill Boss 77-06 269th St New Hyde Park NY 11040 Simitar P60/Evans Continued page 85 bottom side scrap foam cradle Vacuum top surface foam core side sheeting will mate Apply wing sheeting tape such Coreflim Trim tape around wing edges Remove paper back ing tape put sheeting place core avoid splinters use piece foam sponge material smoothing down sheet ingdont use too much pressure Trim ply shape wing panel Use same technique remainder wing Glue wing tip plates balsa leading edge cap Trim sand wing shape Join wing panels 5-mm epoxy Dont attempt perfectjoint Its better leave gap I-beam epoxy will formed Locate mark gear mounting blocks underside wing make cut-outs glue blocks 5-mm epoxy dont wish use retracts 2-in streamlined wheels recommended minimum drag Cut elevons h-in sheet Trim sand shape Attach elevons wing hinges such X-Hinges Trim sand fuselage shape Add air scoops final sanding trim fit engine servo mounts etc Paint model cover heat-shrink material Use either sliding tray system electronic system control elevons both work fine Install control linkage making sure left aileron control transmitter will make left elevon go up right go down installing rudder should make certain linkage such rudder tight unyielding finger pressure loose rudder linkage can result flutter test rudder proper tightness turn transmitter receiver push left right tralling edge finger shouldnt 1/16-in play important elevons set about -in up-trim neutral trim transmitter up-trim provides 48 necessary reflex airfoil action required ng wing [Simitar 61-P foam wing cores $1400 1/64269278282 ply wing sheeting $1600 epoxy/fiber325326332 glass fuselages $5500 avallable Soar ing Research 454 Wildrose Ln Bishop CA 353354355 4 Phone 714 873-4932 Add $650 shipping CA residents add 6% tax] 365366367 Flying no special instructions Just 376378379 would normal aircraft differences Simitar 61-P will responsive visual appearance will take eflight two become used d Simitar 61-P according plans will rewarding project 156 Model Aviation 0 0 0 0 0 0 0 0 0 481 St STATEZIP __________ Price includes first-class postage Send check money order paynbln Mode/Aviatiort AMA 815 Fifteenth St NW. Washington DC 20005 Full-size Plan List Available complete listing plans previously published magazine through No 364 may obtained free charge writing enclose stamped pre-addressed businesssize envelope Model Aviation 815 Fif teenth St NW Washington DC 20005
Edition: Model Aviation - 1982/10
Page Numbers: 71, 155, 156
Control Line SCALE Bill Boss RULES CHANGES 1982-1983 During past few years rules proposals have put before AMA Scale Contest Board intent improving CL Precision Sport Scale events proposals aimed promoting wider choice model subjects past WW II fighter/bomber types dominated competition because in-flight operations could per formed ie bomb fuel tank drop bomb bay door operation revolving turrets effort promote use non-WW II types various maneuvers such loops inverted flights wingovers added rules As result changes slight increase use non-military types has seen However during last rule-making cycle change made believe will give real boost modelers choosing non military subjects change listed under Precision Scale rule 52A8o called Engine Control new option provides points scalelike use engine throttle control during flight ground Up 20 points can earned engine control performed described high throttle takeoff throttle back flight alti tude attained proper use engine control dur ing landing procedures finally engine cut off new option should help lessen point spread operational features between various types aircraft Another rule change worth mentioning Sport Scale event rule 52B4 Proof Scale new rules contestant permitted submit unmodified plastic model Scale entry proof Accuracy Outline rather customary 3-view drawings change has made permit use planes 3-view drawings very difficult obtainor some cases almost non-existent Engine cutoff control difficulty can foresee rules changes just mentioned some modelers especially newer ones might able accomplish engine cutoff portion Engine Control option rather simple method accomplishing would build adjustable stop three-line control handle us use accompanying photo shows just such arrangement ad justable stop made drilling series holes through both sides handle first hole just ahead handles full-low-speed position remaining fourorfive holes shouldbe spaced approximately si-in apart moving toward rearofthe handle need several holes will become apparent later Next make stop pin shown photo 1116-in 062 pianowire sothat itwillpass through both sides handle No 51 drill willprovide properhole clearanceforthe 1/16 wire pin Finally small piece string attached stop pin handle shown will solve October 1982 71 Ducted-Tan models tiy well CL too tleInKel 152 Rich Sobriflo woodhaven NY looks great its landing approach model based Midwest kit uses K&B 75cc engine drive Midwest RK-40 ducted fan unit also features operating wing flaps Simple modification tothe 3-line control handle provides sure-fire method controlling en gine cutoff part new Precision Scale Engine Control rule column Robinson Os Mastings-on-iluOson NY ierti beams warn priae over nis two rane entries recent new ror ocale ieam Meet iviogems Sopwith Camel LI North American T-28 RI Ed uses new Engine Control rule-option extra points enabling him capture 3rd Precision Scale Camel Both ships 60-powered excellent fliers photo right Eds T-28 cruises past bit down-flaps medium throttle See realistic flight attitude new Engine Control option now requires CL models flown realistic mannerif want obtain extra flight points photos Bill Boss ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership154 Ace RC Inc49 Aerotrend Products153 Air Design111 AirtronicsInside Front Cover Americas Hobby Center19 Andrews Aircraft Model Co133 BK Products150 Bantam Precision Products110 Richard G Barron138 Bavarian Precision Products72 Dave Brown Products112 Buckeye Balsa153 Byron Originals1 Bud Cadell Plans129 California Model Imports72 Cannon RC Systems14 Carolina-Taffinder137 Chicago Expo128 Circus Hobbies120-125 George Clapp126 Clark Industries140 Contempo Enterprises51 Consumers Hobby Corp142-143 Jim Crocket Replicas144 Coverite129 Cox Hobbies110 118-119 D&D Engineering145 DGM Industries132 Jim Denaro Model Products116 Du-Bro Products4 Dynathrust Props152 E&R Hobbies Eastcraft Specialty Products Eastern US Helicopter Championship Eds Model Products Electric Eagle Addis Elmore FHS Supply Inc Fab-Tek Inc Flightline Shirts Flyline Models Fourmost Products Fox Mfg Full Command Systems 146 145 132 117 150 136 138 153 140 14 151 128 Futaba Corp America21 GT Models155 Carl Goldberg Models116 Gorham Model Products13 Great Lakes Model & Mold Co132 Great Planes Model Mfg Co2 Grish Brothers79 William Hawke140 Hobby Barn114-115 Hobby Capitol Distributors10 Hobby Horn139 Hobby Lobby International6-9 Hobby Radio Shop111 Hobby Shack147 Hobbypoxy Products126127 Bob Holman Plans147 Horizon Model Crafts Inc139 Homer Sales116 Indian City RC Club14 Indoor Model Supplies127 Indy RC Sales130-131 J5 Enterprises112 K&B Manufacturing53 K&S Engineering79 Kavan80-81 Kraft Systems Inc45 Kustom Kraftsmanship137 Left Bank RC Distributors20 Litco Systems41 Lone Star Models129 MACS Products145 Majestic Models116 McDaniel RC Service126 Jim Messers Quality Model Products Midwest Model Supply111 Midwest Products152 Mills Airplane Models119 Miniature Aircraft Supply117 Model Engineering Norwalk141 Model Merchant113 Model Products Corp152 Model Rectifier Corp side Back Cover Mutchiers Hobbies148-149 Jerry Nelson & Co47 Nor-Cal Avionics73 Pacer Technology & Resources 4-134 Peck-Polymers145 Pica Products146 Pierce Aero Co20 Prestige Models79 Proctor Enterprises152 Prop Shop136 RAC Products151 RAM Radio Control Models118 RF Enterprises150 RJL Industries146 RLF Products132 Radio South137 Repla-Tech145 Roush Mfg133 Saf-Flite Models126 Sailplane Factory128 Satellite City151 Sheldons Hobby Shop73 Sig Manufacturing Co11 Sonic-Tronics136 Squadron-Signal Publications15 Square Loop Hobby Center151 Sterling Models47 Superwings110 Swanson Assoc150 T&D Fiberglass Specialties145 Tatone Products112 Taylor-Craft Ltd146 Vogel Aviation144 WE Technical Services144 Whale Hobbies144 Williams Brothers20 Windsor Propeller138 World EnginesBack Cover CA Zaic111 Zenith Aviation Books5 NIck Ziroli Models129 137 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX different needle setting brings us another idea modelers coming realization setting engine ground tachometer such bad deal Its really like doing something RC guys After Bob Baron won FAI trials last year always sets engine tach using Max 45 FSR can tricky set ground doesnt have perfect sound like old Fox 3 5 Ive borrowed pals tachometers years lugged Ed Robberts over Poland Finally Team Lexington going make some new ones everybody will have own wont have borrow Dan Lutzs months time commercial tachs available although know Bill Werwage Les McDonald will never stoop using might good idea investigate using tachometer setting engines needle valve ground information Stunt orPAMPA Contact Wynn Paul l640MaywickDr Lexington KY 40504 FREE FLIGHT FLYING SITES DONT GROW ON TREES CL Scale/Boss Continued page 71 problem what pin once pulled Just let hang handle until needed again handle modifications com plete attach lines handle model proceed outlined following steps Step handle high-speed posi tion control lever rearward position certain engine carburetor venturi wide open Adjust necessary Step B Put handle full low-speed posi tion control lever forward position adjust carburetor control until venturi completely closed may require minor ad justment engines low speed stop screw linkage throw between bellcrank carburetor Full open full closed positions carburetor venturi must attained before proceeding further Step C Step B completed satisfactor ily start engine adjust maximum de sired rpm Step D Once high-speed setting achieved operate handle slowly toward low-speed posi tion Watch position handles control lever itpasses series ofsmall holes andnote hole engine cutoff occurs Insert stop pin holeprecedingthe atwhich engine cutoff occurred Restart engine test full range high low rpm engine cutoff occurs beforereachingthestoppinitwillbe necessary move stop pin back another hole Repeat procedure until desired range engine control achieved full rpm range high low obtained pull stop pin push control lever fully forward engine cutoff should occur Note singie handle can used several different modelsjust remember hole stop pin belongs model Scale data source new series books has come available believe can great sistance Scale builder whether Precision Sport books cover popular modeling subjects WW II Crown Publishers Inc Park Avenue New York City NY 10016 Books currently available titled Focke-Wulfl9O Spitfire F 51 Mustang Zero Fighter Messerschmitt BF 109 Hellcat books hardbound have 5060 pages contain 5-view drawings skin paneling detailgoodcolorplates some cock pit landing gear details books maynotbe allthataPrecision Scalebuildermight want should sufficient Sport Scale competitor Books series yet released Mosquito B-I 7 Flying Fortress JU 87 Stuka F4UCorsair Lancaster P-38Lightfling Books currently available priced $1595 can obtained major aviation book Octobef 1982 155 $3995 KIT #12 @51 Wingspan- 19-40 Engine eFoam Wing- Balsa Fuse Easy Picture Instructions Send Money Order- Pay UPS Ill Res add $2 00 Tax GT MODELS Ph 217-893-4136 P0 Box 869 Rantoul III 61866 No 382Navy Flier$300 FF Rubber-power sport flier spans 26 has Golden Age flavor No 383Callisto 82$750 RC Fly sleek sailplane AMA classes B C No 384FW-190$1650 CL Big Sport-Scale 60 power Cardboard construction strength low cost Two sheets No 385Simitar 61 P$550 RC Bob Evans flying wing returns 60-size Pattern ship retracts Foam wing spans 62 No 131Gee Bee Model Y 40-powered RC stand-off scale great old-time racers$500 No 168Simitar RC spectocalar flying wing t 5 nose-rnoanted tractorS300 No225Ole Reliable RC 70 version 38 old-timer REM controls 18-25S425 No 239Blue Birds RC Ken Willards formation plane 4-ch 10$375 No 253Mitchell B-25 RC 4-ft VrA twin Ace foare panels Well-behaved$350 No 259chambermaid FE Bill Henns superlative rubber-powred scale wienerS2 00 No 260Waco custom cabinRC Don Srnlls scaler 1 5-20 REM controls$400 No 262crashmaster CL Crash-proof trainer 2 sizes1 5-30 35-40$125 No 291cep 20 40-powered scale RC French aerobatic plane Low wing tail dragger 2 sheets$750 No 299GeeBee Sr Sportster RC -scale Haffhe 81 power Prototype span 30 ft 2 sheets$11 75 No 302Mini F-16 RC Sarpolas 048 ducted fan sport flier 2-ch Ralsa wings tail fuse structure$275 No 307Pegasus RC Watsons giant sayer sailplane features flaps spoilers T-tail 166 wingspan$675 No 3101930 Fleet Biplane RC Sport Scale 35-40 4-ch Wingspan 56 1/6 scale Two sheets$625 No 314Drake II RC Ken Willards flying boat 3-ch 15-power Fly land removablegear. $375 No 323Super voodoo CL East Combat John J0 features built-up wing fast constructron wins$300 No 325commodore RCTevaco-class Old-Timer Oslan vpdates Shereshaws classic 3-ch 28-power 2sh$1000 No 326Taylor cub RC Sralls schoolyard-Scale 048s 2-3 ch Spans 50 in$350 No 332Zephyr RC Small 2-ch glider hand-launch tow thermal slope soaring$200 No 337 Super Akro-1 chips RC Scale-like stunter 5-ch 1 smoke valve 40-power 2 sheets $700 No 338 Rearwin Jr RC Goc Mathews Sport Scale 4-yb 40-power Monoplane $525 No 340Mossie Stunter CL Twin 35-powered semi-scale based famous WIN II Mosgurto bomber$400 No 341Brown B-2 RC Scale-like sport flier 4-ch. 1 8-28-power Race Ourchee hot 25$500 No 343Wasp VI FE Mike Stoys Nats-winning Outdoor HLG$100 No 345La Jolita CL AA Scale Racer Class II also sport Mouse$100 No 348Onestep RC Trainer has very forgiving flying gualities 3-ch. 10-25 power$425 No 350Electric Spitfire RC Fun-Scale 15/25 electric 20-30 glow 3-ch spans 6 ft$750 No 353Excitation CL Sleek 46-powered super-Stunter contest-proven$400 No 354Merlyn RC Giant 155-in span Sailplane uses 3 RC channels$750 No 355 Santos-Oumont 14-his RC Sport-Scale canard bipe 1 5-power 3-yb spans 56 2 sheets$575 No 356 Maule Lunar Rocket RC -Scale spans 825 5-eb flaps 12 cv engine $1 200 No 358 Pieces FE Indoor Easy B Rubber-power contest-winner W Van Gorder $100 No 359 Black Widow RC Fun-Scale twin two tOe 4-nh RC spans 58 WW II night fighter $675 No 360 Dragon CL Slow Combat winner has foam wing uses 36-power $500 No 361 Electric country Boy FF Record-holding duration craft 02 motor $200 No 362Supercat RC Half-A Pylon Racer/sport flier Aileron elevator control Foam wing$200 No 363Tiger Rag CL Sport Stunter biplane 36-power$400 No 364NeutronStar RCSleek 40-size Patterefliermithtail draggerretracts enclosed pipeall built-vp$525 No 365Seamaster RCWillurds 40-size flying heat for4-ch Strap-on gear makes lundplanei 2 sheets$1100 No 366Truant FE Pert all-balsa beginners uport model 020-power$2 25 No 367P-39 Airacobra CL Sport-Scale uses water-cooled 45 engine mounted aft enteesion shaft$1275 No368Space Shuttle II RC Larger improved version Hun glider 3-ch$550 No 369Super Star CL Semi-scale Stunter 35-power Easy build has contest-proven capability$5 50 No 370cAP-21RC Giant Scale French aerobatic craftspans 7 ft Guadra power 2 sheets 1400 No 371Strato-Streak RC Old-Timer version Garamis fawons 41 FE design power 2-ch$500 No 372Neighvion RC Low-wing tn-gear sportuter power 4-ch$500 No 373cassuft II CL Profile Stunter 35 power Flaps$475 No 374Marissa FE Rubber-powered sportoter Golden Age tradition$300 No 375 Snapshot Twin RC Workhome utility/spurt ohip twin 35-404-5 ch Foam wings lifts 12 lb 2 shts $11 00 No 376Auroroa RC Sport/Aerobatic flier 048-1 0 power uses 2 3-ch$350 No 377Wingmaster CL Sport-Stunter Profile fuselage sheet wings in/flaps$200 No 378Mr Spook Ill RC Fly Sport Pylon Nov/Sportsman Pattern orsheersport Uses 4-yb 25-40 pwr$500 No 379 Monoboom CL Combat ship large light superperformer $375 No 380 Witch Hawk500 FE Hot Class A/B Gas competition ship 1 5-23 power Nats-wiening design . $375 No381 RB-59 Gladiator RC Eye-catchieg tribe-gear 15-powered sportsterfrom Czech uses 3-ch RC $725 0 ts e e ee S rcle numbers planss wish order 131168225239 285291299302 337338340341 356358359360 368369370371 380381382383 Please print carefully 253259260262 307310314323 343345348350 361362363364 372373374375 384385 Enclosed$ NAME STREET CITY distributors urge Scale modelers look books Im sure youll find satisfactory data sources fine additions aviation library Bill Boss 77-06 269th St New Hyde Park NY 11040 Simitar P60/Evans Continued page 85 bottom side scrap foam cradle Vacuum top surface foam core side sheeting will mate Apply wing sheeting tape such Coreflim Trim tape around wing edges Remove paper back ing tape put sheeting place core avoid splinters use piece foam sponge material smoothing down sheet ingdont use too much pressure Trim ply shape wing panel Use same technique remainder wing Glue wing tip plates balsa leading edge cap Trim sand wing shape Join wing panels 5-mm epoxy Dont attempt perfectjoint Its better leave gap I-beam epoxy will formed Locate mark gear mounting blocks underside wing make cut-outs glue blocks 5-mm epoxy dont wish use retracts 2-in streamlined wheels recommended minimum drag Cut elevons h-in sheet Trim sand shape Attach elevons wing hinges such X-Hinges Trim sand fuselage shape Add air scoops final sanding trim fit engine servo mounts etc Paint model cover heat-shrink material Use either sliding tray system electronic system control elevons both work fine Install control linkage making sure left aileron control transmitter will make left elevon go up right go down installing rudder should make certain linkage such rudder tight unyielding finger pressure loose rudder linkage can result flutter test rudder proper tightness turn transmitter receiver push left right tralling edge finger shouldnt 1/16-in play important elevons set about -in up-trim neutral trim transmitter up-trim provides 48 necessary reflex airfoil action required ng wing [Simitar 61-P foam wing cores $1400 1/64269278282 ply wing sheeting $1600 epoxy/fiber325326332 glass fuselages $5500 avallable Soar ing Research 454 Wildrose Ln Bishop CA 353354355 4 Phone 714 873-4932 Add $650 shipping CA residents add 6% tax] 365366367 Flying no special instructions Just 376378379 would normal aircraft differences Simitar 61-P will responsive visual appearance will take eflight two become used d Simitar 61-P according plans will rewarding project 156 Model Aviation 0 0 0 0 0 0 0 0 0 481 St STATEZIP __________ Price includes first-class postage Send check money order paynbln Mode/Aviatiort AMA 815 Fifteenth St NW. Washington DC 20005 Full-size Plan List Available complete listing plans previously published magazine through No 364 may obtained free charge writing enclose stamped pre-addressed businesssize envelope Model Aviation 815 Fif teenth St NW Washington DC 20005