Radio Control: Scale

Radio Control SCALE Bob & Dolly Wiacher MANEUVERABILITY have asked whether semi-aerobatic Scale models will Lomcevak answer No course order other violent maneuvers model requires excess amount control surface travel isnt question models controls could set up extreme aero batics would inevitably result super-sensitive airplane tiny movements transmitter controls would alter flight path visibly Scale flight illu sion would destroyed under guidance expert pilot newer transmitters exponential dual rates will permit pilot per form some active aerobatics has presence mind switch out before after maneuver also utmost importance keep mind dur ing flight control mode being used Low-level aerobatics Low rate transmitter could lead disaster greatest number Scale enthusiasts con tinue use older transmitters exotic features Simply stated achieve scalelike flight minimize control surface travel Because ailerons first control lose effec tiveness reduced speed has argued BRASS STRAP SOLDERED TO 1/16 WIRE SE R VO FLAP PUSHRO HORN IN WIRE ENDS FLAP PUSHROD BRASS LEVE C FLEXIBLE PUSHROD II TOELEV HORN \ 0 0 ELEVATOR SERVO Almost aircraft manifest change pitch trim flaps extended retracted RC Scale model would nice trim changes could automatically compensated forand can bel couple Sobs suggestions mechanically mix flap-position elevator pushrod Both methods use mixing link inputs flap elevator servos No dimensions given since final adlustment must cut-and-try basis top sketch shows can done servos mounted side-by-side bottom suggests servos must mounted separately flexible pushrod steel cable running ins nylon tube new super transmitters like Ace RC Silver Seven example could done electronically transmitter L Ernest Harbin has absolutely authentic documentation Quarter-Scale Bowers Fly Baby homebuilthe modeled own full-scale machine finish acrylic lacquer span 65 Engine 25 horsepower Beaird-Poulan industrial unit R Charlie Chambers built P-51 Mustang modified Fliteglas fuselage foam wing covered -oz glass cloth Its Rhom retracts have authentic inner-gear-door sequencing Other features include drop tanks servo-operated canopy 975-lb fighter finished R&S paint 46 Model Aviation surfaces should have greater travel practice hasnt worked out Over-controlling cruising speed becomes nightmare rocking wings end less search neutral give straight level flight very slow speed approach ing stall sudden application ailerons move through too great travel distance can precipitate tip stall due increased drag subsequent snap roll occurs near ground landing ap proach takeoff isnt sufficient time altitude recover normal aero batics aileron travel give complete roll three seconds cruising speed suf ficient Aileron differential up travel down doubtful value movement small enough provide smooth scalelike flight excessive aileron travel usually culprit unsteady flight too great elevator movement can also con tributing factor heavy dose up-elevator can precipitate sudden stall whenever model approaching stalled condition particularly true model uses flat-bottomed airfoil its wing good rule-of-thumb use enough up-elevator travel permit lowering tail three-point landing tail-dragger model land main wheels trike models intended aero batic rule modified Use sufficient up-elevator permit clean reliable entry tailspin small incremental changes elevator travel its possible arrive point model can placed intentional spin will re fuse snap-roll command would ideal set-up condition safe flight Continued page 148 BYRON ds Best Selling Ducted Fan Model Now Better Complete Ever F16 Fighting Falcon SPECIFICATIONS Wing Span 47 Length 741k Effective wing area sq Readytofly weight 9 lbs less opt tanks & rockets retracts & Rossi 81 -II lbs 4 Powered Patented BijfJet Ducted Far Byro-Jets exclusive quick start capabilities makes engine starting fast easy safe No complicated belt start procedures no hatches remove reassemble Simply attach starter extension Sullivan atarterinaert assembly through tail pipe until contact made rotor.and hit starter addition increasIng power output Custom Byro-Jet Tuned Pipe System provides necessary noise suppression means completely conceal tuned pipe within fuselage Available both aide rear exhaust 60 engines Item F-16 kit Opt retract adapter kit Opt tank & missile Byro-Jet fan Custom pipe system Byron Originals PO Box 279 Ida Grove Iowa 51445 Ph 712-364-3165 September 1983 47 Kieth Lee displayed Piper Tomahawk 20 L Toledo Model spans 56 weighs 575 lb uses OS Max 25 power has finish K&B Superpoxy over Coverite Note panel line detail R Inside cowl Dennis Wanns 77-in span Hawker Sea Fury OS FSR 90 engine 15-lb model rests Platt retracts Finish acrylic lacquer over silk/dope has always long list reasons can also now specify choice either F-lB worlds best selling ducted fan model Now original General Dynamics decals new decals recent release new custom F-16 paint templates required accurately reproduce list has grown considerably longer new F-lB current Air Force Thunderbird markings Other features highly detailed fiberglass fuselage additions improvements featured new F-16 both lighter higher quality also Includes include improved flying stab control horn factory-Installed mountings pre-drilled linkage system added stabilizer rigidity Byron ready accept new optional retract adapter kit Originals exclusive Plug-In Aileron Linkage system comprehensive retract conversion kit designed added ease wing removal assembly last especially new F-16 popular Rhom leaat unique gravity-feed fuel system belly mount system 1000DM finally makes in- guarantees positive uninterrupted flow fuel corporating dependable retract system quick carburetor easy now reasons ever experience F-16 Fighting Falcon Byron Originals ad further convincing send $200 complete F-16 info package call order today send address below prompt factory direct delivery I-I VISA I Retail IIValueCoat $31174 $26498 7759 6595 3706 3150 6244 5307 7316 6219 Shipping Coats $1050 250 200 200 Gator RIC Products P3713 Pompano Dr GFIiI Pensacola FL 32514 Phone AC 904 4768639 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone enpanding brass ring grips sleeve bearing ID new 60s 17MM rear bearing * SPECIAL * Both forS1395 New SOCKETS & n d aluminum alloy ub ng o plug-in wings cc uded a pair special WNGTUBE p phenolic sockets bu d n 0 wing-structure 2024 urn ube 24 long socket 12 ong $8 95 set TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecessors Especially recommended sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 Bassett/Ritchie Continued 1mm page 145 called rudder straight leading trailing edges tapering rounded tip Bassett left apparent gap number ing system between Miss Philly II B-I II Miss Philly Ill B-I 13 As flown March II 1933 Miss Philly LI singledihedral tapered wing rather rounded rudder shown pictures Later pictures model show rudder like Miss Philly III some show polyhedral wing well No evi dence exists Bassett ever built separate model bearing number B-I 12 Evidently considered polyhedral version Miss Philly II enough change warrant re serving number other design rate time 1933 Nationals Bassett prepared two well-tested trimmed gas models Like previous years Nats competition two-day affair outdoor events scheduled take place Roosevelt Field Long Island Tuesday June 27 Indoor events follow next day 258th Field Artillery Armory Bronx Fog drizzle greeted bulk 165 registered contestants arrived airport made famous six years fore Charles Lindbergh II oclock sky cleared meet got underway contrast multi-faceted weeklong competitions day 1933 Nats presented contestants three out door events Mulvihill Trophy Hand-Launched Stick models William B Stout Trophy named designer Ford Trimotor transport ROG Cabin fuselage models called addition third trophy being offered br first time honor the Bureau Aeronautics chief Rear Ad miral William Moffett perished crash dirigible Akron months earlier So interfere flurry rubber-powered stick-and-tissue twin push ers light fuselage tractor' models cir cling silently above main competition area Bassett Bill Brown present usual mechanic capacity took gaspowered Miss Phillys some distance down main runway prepare flight Three times afternoon Bassett poured measured once fuel models gas tanks Three times set ignition flipped prop Three times buzzing Miss Phillys took off light southeast breeze climbing steady spirals play hide-and-seek among clouds dis play spellbinding except Bassett immediately began now-familiar race keep craft sight close afternoon two Philadelphia youths knew finally accomplished goal three years fore Miss Philadelphia II won Mul vihill event time 14 mm. 55 sec sister ship Miss Philly Ill took both Stout Moffett Trophies times 22 mm 22/2 sec 28 mm. 18 sec respectivelya clean sweep Mulvihill Moffett flights scored new world records addition Bassett presented new perpetual trophy offered Texaco longest gasolineengine-powered flight National Meet Bassetts models werent gas jobs entered 1933 Nats Only day before contest Brooklyns Joe Kovel putting last touches entry KG-I designed Charlie Grant result inspiration provided Bassetts gaspowered exploits previous years Nats John Romanowsky Jersey City NJ also reported have entered gas model meet Both however failed make official flights aside Bassetts marks rest outdoor times recorded elastically-driven models reporter termed Bassetts remarkable wins brought him considerable fame After meet Miss Philly III put display downtovn Philadelphia store window along Nats trophies Stories modeling achievements appeared Model Airplane News American Boy Youth World magazines well New York Times Philadelphia papers also caused considerable commotion National Aeronautic Association NAAthen sanctioning body model competitions well full-scale events its coverage event NAAs Notional Aeronautic Magaille edi torialized 'Because gasolinepowered Bassetts ship far away ahead its competitors dent results gasoline-engined mod els must placed separate category rubber-powered models latter have fair chance entered against gasoline-powered planes' Shortly after NAA Contest Committee made sure rubber gas power would never again compete same events Philadelphias 18-year-old model airplane champion seemed notice Absorbed exploring limits gas model endurance began construction yet another Miss Philadelphia continued RC Scale/Wischers Continued paqe 47 model goes through attitude changes manner full-size craft need exponential dual-rate transmit ter exception rule minimum travel rudder take possible Simple aerobatic maneuvers such barrel roll require ample amount rudder successful execution Ailerons helful rudder really does job also true wing overs stall turns Large rudder travel also helpful taxiing sensitive rudder seldom detracts real ism flight Paris 1984 An official invitation has 148 Model Aviation Sleeve Puller $795 Beering Puller New See Dealer Order Direct Include 75 Per Item UPS Flite Line Models over 20 veariwe have made some easiest build best flying kits money can buy real treat try see Manufactured modelers modelers Most kits may built either standard trike gear Kits feature hand cut parts AAA materials formed gear hinges horns etc Skooter II $4295 alsa wing skins $4696 An Old Favorite 19-40eng. NEW19-40eng4ch Fun Fli 40$4195 Docile 19-25 Hot Rod 41 COMING SOON Fun Fli 60 $5595 40-80 eng 4 ch EZ Sport $4595 19-40 eng4 ch Greet Second Plane 19-40 eng3 5 ch Scat Cat 500 $4895 winningest 500 racer ever 19-40 eng4 ch 3207 34th St Lubbock TX 79410 806 792-2671 come AMA Federation Fran caise DAeromodelisme participate sending teams Scale modelers 8th Scale World Championships held historic LeBourget Airport north Paris July 2-8 1984 Championship will clude events RC CL FAT class well additional RC International Contest models 7 10kg 154 22 lb Cost competitors team managers supporters will about 800 Swiss Francs includes seven nights international-class hotel meals banquet Lindberghs landing place famous flight LeBourget Airport has fallen dis use due its small size being sur rounded urban development pres ently site Paris Air Museum continents largest collections historic aircraft numbering 150 Among Breguet XIX Super TR sesquiplane Question Mark made first east-west nonstop crossing lantic Paris New York 1930 flown Costes Bellonte After touring US flown back Paris other record flights began terminated LeBourget Among museum exhibits numerous pre-WW aircraft Farman Demoiselle Antoinette originals well examples military craft both wars setting model meet rivals Ottawa 1980 adjacent Canadian Museum WW II Interior Colors Pettit Paint Co makers Hobbypoxy products have re leased formulas interior colors used American aircraft WW II two shades zinc chromate primer anti-corrosion coatings applied bare metal surfaces aircraft structure before final painting combat aircraft primer usually left unpainted interior surfaces save weight increase pro duction Standard zinc chromate primer greenish-yellow color Cockpits olive-green shade specific color desig nated 'Interior Green No 611 Quite often unmodified yellow shade used surfaces except cockpit would therefore found inside wheel wells cow lings hatches forth formulas Interior Green No 6115 parts H49 Cub Yellow 3 parts H47 Bright Yellow 2 parts H33 Stinson Green part K81 Black Zinc Chromate Primer Yel low3 parts H47 Bright Yellow 3 parts H49 Cub Yellow 2 parts H70 Gray After blending add equal amount Part B Flat Hardener proper matte finish mixtures intended Hobbypoxy paints Elevator trim flaps Most often model exhibits marked change pitch flaps extended happens because airspeed too high time fullsize planes never exceed speed flap-lowering must observed Watching models ground speed easily judged pitch change ________________6 may either nose-up common nose-down occurs after speed has reduced problem can real nuisance two possible changes nose-up type awkward because requires down-elevator held transmitter stick other hand fum bles elevator trim control must applied proper amount regain stabil ity full-down trim may quite enough overcome pitch-up What needed automatic application cor rect amount down-elevator com pensate pitch-up tendency flaps extended Anyone has flown old reed radio-control system 20 years ago will remember used extra servo model adjust elevator trim flight reason popularity 10-channel radio Two channels used basic four functions additional two elevator trim elevator self-neutralizing trim non Continued page 152 September 1983 149 6 1935 eng3 ch SEE YOUR DEALER P111K CC RHFRDCEnSK --HIM WHAT KIND OF FULL HE5 BURNING /IL CHIpLE1 83 CAP 21* Flown M les Reed air show IMAA Nat onals Ida Grove IA 88wing span 1232 sq in. 16-18 lbs engine 20-31 Plans S20 CAP 201 84 wing span 1272 sq 16-18 lbs engine 20-31Plans SZO TEMPEST 86 wing span 1420 sq 18-20 lbs engine 2 4-3 7Plans S25 RV3* 86 wing span 1638 sq 17-19 lbs engine 20-31Plans SZO R C GarmhauSefl 2715 Maple Ave NE Canton OH 44714 RV-3 CAP 21 pre-assembled kits available Write information neutralizing servos mounted side-byside connecting bar between out put arms similar trim bar mechanically con nected between elevator flap servos will provide positive amount trim change model two servos can mounted side-by-side elevator pushrod connected bar instead di rectly servo drilling row holes along bar amount trim can changed selecting proper hole taching elevator pushrod can used between adjacent servos mechanical trim bar direct method changing trim However two servos cannot brought together because elevator servo located fuselage flap servo re motely mounted wing lost can interconnected flexible pushrod nylon tube Nyrod clevis required somewhere system permit disconnecting flexible pushrod servo allow quick removal wing fuselage may easy set up trim bar certainly takes pain out trying use flaps rare obstinate aircraft would unmanageable great satisfaction taming beast out some sort system Scale flap operation may possible Using decals tedious tasks Scale modeling endless hours spent meticulous application masking tape preparation spraying license numbers military designations time effort necessary because correct decals arent available Exact-size -shape decals can made cutting sheet material Blank decal paper coated glue ready paint available 12 x 18 size Sig art supply stores locally Paint can butyrate dope acrylic lacquer epoxy After paint dries mark sheet back pencil guide lines cutting X-Acto blade Applying decals over irregular surface de tails such rivets rib stitching some times less complete success because decal film attempts bridge across humps like miniature tent leaving trapped air underneath liquid will soften decal film cause snuggle down around raised detail crevices surface liquid Hobsco Solv aset found hobby shops carry model railroad supplies used decal film wet immediately after decal slipped off its paper base onto model As soon decal located its exactly proper position Solvaset brushed decal especially along edges will flow underneath decal will soften trapped air its underside can worked out toward edge Bubbles can also pierced needle very sharp pin release trapped air Once decal has softened Solvaset cautious about rough handling until completely dry decal easily damaged warped undesirable shapes decal softened condition its appear ance may rough though its surface breaking up After drying decal smooths out perfectly flat skin no pro truding edges often happens painted figures using masking tape Drying titfle may several hours overnight after can overcoated clear epoxy lightly-sprayed dope Bob Do/h Wischer S22 Lapham Peak Rd. Dc/afield WI 530/8 RC Aerobatics/Van Putte Continued page 49 fraying installed fiberglass cloth wing using Jet could have used epoxy polyester resin advantage using CyA glue obvious because wing can worked immediately rather waiting other adhesives cure Hot Stuff Zap should work fine too second least-favorite job airplane construction always application silicone rubber wing saddle hatch areas seal fuel residue along came suggestion contest maneuver-caller worst critic friend Dick McGraw complaining about having silicone rubber sealing job told discovered great technique keep rubber sticking wasnt wanted too tried grease oil vaseline plastic wrap waxed paper MonoKote backing deficient tried waxordinary candle wax candle used like crayon paint surfaces silicone rubber shouldnt stick results like magic wing pops away fuse lage gentle tap seal between fuselage wing absolutely perfect No wrinkle marks around front back wing materials like plastic wrap tend fold wax residue comes off easily alcohol sharp razor blade can used trim excess silicone rub ber oozes out Try responses request infor mation about Flat Top Stormer have unbelievable got letter Fin land Juham Sederholm wanted Doug Sprengs Cliff Weiricks ad dresses able supply addresses Juham also wanted know proper sequence paint hinge ailerons elevators rudder operate binding paint paint ugly-looking epoxy toothpicks too have own techniques entirely satisfactory Does anyone have particularly good technique painting hinging control surfaces eliminates problems us have about sharing 152 Model Aviation RIC MODEL TRANSPORTER Compact Versatile Durable Hauls 2 planes plus gear equipment will need $570 field customize inside hangers tool box etc meat iuu ii~E need Sun Snu 4 10 30 nigh Mulntnunnn F. Aluminum Eniutiur Wnn Sun Cunnirunilun Srui Running Gun X-HAUL ER PO Box 185 Constantine MI 49042 Cii CIG 4354905 GOITIOLIII Till PROFlLECOMBArRAT WIDE & NARROW WEDGE 15 -- 6 oz Capacities UNIFLOW & Tilfl SUItOR D1Si IDlE Ingredients detailed boChUi155OC stanpS/chCk oni CAROLlNATAFFlNDER 8348 Delhi Road____ Charleston Hgts. SC 2MIt 803-663-7169

Radio Control SCALE Bob & Dolly Wiacher MANEUVERABILITY have asked whether semi-aerobatic Scale models will Lomcevak answer No course order other violent maneuvers model requires excess amount control surface travel isnt question models controls could set up extreme aero batics would inevitably result super-sensitive airplane tiny movements transmitter controls would alter flight path visibly Scale flight illu sion would destroyed under guidance expert pilot newer transmitters exponential dual rates will permit pilot per form some active aerobatics has presence mind switch out before after maneuver also utmost importance keep mind dur ing flight control mode being used Low-level aerobatics Low rate transmitter could lead disaster greatest number Scale enthusiasts con tinue use older transmitters exotic features Simply stated achieve scalelike flight minimize control surface travel Because ailerons first control lose effec tiveness reduced speed has argued BRASS STRAP SOLDERED TO 1/16 WIRE SE R VO FLAP PUSHRO HORN IN WIRE ENDS FLAP PUSHROD BRASS LEVE C FLEXIBLE PUSHROD II TOELEV HORN \ 0 0 ELEVATOR SERVO Almost aircraft manifest change pitch trim flaps extended retracted RC Scale model would nice trim changes could automatically compensated forand can bel couple Sobs suggestions mechanically mix flap-position elevator pushrod Both methods use mixing link inputs flap elevator servos No dimensions given since final adlustment must cut-and-try basis top sketch shows can done servos mounted side-by-side bottom suggests servos must mounted separately flexible pushrod steel cable running ins nylon tube new super transmitters like Ace RC Silver Seven example could done electronically transmitter L Ernest Harbin has absolutely authentic documentation Quarter-Scale Bowers Fly Baby homebuilthe modeled own full-scale machine finish acrylic lacquer span 65 Engine 25 horsepower Beaird-Poulan industrial unit R Charlie Chambers built P-51 Mustang modified Fliteglas fuselage foam wing covered -oz glass cloth Its Rhom retracts have authentic inner-gear-door sequencing Other features include drop tanks servo-operated canopy 975-lb fighter finished R&S paint 46 Model Aviation surfaces should have greater travel practice hasnt worked out Over-controlling cruising speed becomes nightmare rocking wings end less search neutral give straight level flight very slow speed approach ing stall sudden application ailerons move through too great travel distance can precipitate tip stall due increased drag subsequent snap roll occurs near ground landing ap proach takeoff isnt sufficient time altitude recover normal aero batics aileron travel give complete roll three seconds cruising speed suf ficient Aileron differential up travel down doubtful value movement small enough provide smooth scalelike flight excessive aileron travel usually culprit unsteady flight too great elevator movement can also con tributing factor heavy dose up-elevator can precipitate sudden stall whenever model approaching stalled condition particularly true model uses flat-bottomed airfoil its wing good rule-of-thumb use enough up-elevator travel permit lowering tail three-point landing tail-dragger model land main wheels trike models intended aero batic rule modified Use sufficient up-elevator permit clean reliable entry tailspin small incremental changes elevator travel its possible arrive point model can placed intentional spin will re fuse snap-roll command would ideal set-up condition safe flight Continued page 148 BYRON ds Best Selling Ducted Fan Model Now Better Complete Ever F16 Fighting Falcon SPECIFICATIONS Wing Span 47 Length 741k Effective wing area sq Readytofly weight 9 lbs less opt tanks & rockets retracts & Rossi 81 -II lbs 4 Powered Patented BijfJet Ducted Far Byro-Jets exclusive quick start capabilities makes engine starting fast easy safe No complicated belt start procedures no hatches remove reassemble Simply attach starter extension Sullivan atarterinaert assembly through tail pipe until contact made rotor.and hit starter addition increasIng power output Custom Byro-Jet Tuned Pipe System provides necessary noise suppression means completely conceal tuned pipe within fuselage Available both aide rear exhaust 60 engines Item F-16 kit Opt retract adapter kit Opt tank & missile Byro-Jet fan Custom pipe system Byron Originals PO Box 279 Ida Grove Iowa 51445 Ph 712-364-3165 September 1983 47 Kieth Lee displayed Piper Tomahawk 20 L Toledo Model spans 56 weighs 575 lb uses OS Max 25 power has finish K&B Superpoxy over Coverite Note panel line detail R Inside cowl Dennis Wanns 77-in span Hawker Sea Fury OS FSR 90 engine 15-lb model rests Platt retracts Finish acrylic lacquer over silk/dope has always long list reasons can also now specify choice either F-lB worlds best selling ducted fan model Now original General Dynamics decals new decals recent release new custom F-16 paint templates required accurately reproduce list has grown considerably longer new F-lB current Air Force Thunderbird markings Other features highly detailed fiberglass fuselage additions improvements featured new F-16 both lighter higher quality also Includes include improved flying stab control horn factory-Installed mountings pre-drilled linkage system added stabilizer rigidity Byron ready accept new optional retract adapter kit Originals exclusive Plug-In Aileron Linkage system comprehensive retract conversion kit designed added ease wing removal assembly last especially new F-16 popular Rhom leaat unique gravity-feed fuel system belly mount system 1000DM finally makes in- guarantees positive uninterrupted flow fuel corporating dependable retract system quick carburetor easy now reasons ever experience F-16 Fighting Falcon Byron Originals ad further convincing send $200 complete F-16 info package call order today send address below prompt factory direct delivery I-I VISA I Retail IIValueCoat $31174 $26498 7759 6595 3706 3150 6244 5307 7316 6219 Shipping Coats $1050 250 200 200 Gator RIC Products P3713 Pompano Dr GFIiI Pensacola FL 32514 Phone AC 904 4768639 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage Cone cone enpanding brass ring grips sleeve bearing ID new 60s 17MM rear bearing * SPECIAL * Both forS1395 New SOCKETS & n d aluminum alloy ub ng o plug-in wings cc uded a pair special WNGTUBE p phenolic sockets bu d n 0 wing-structure 2024 urn ube 24 long socket 12 ong $8 95 set TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecessors Especially recommended sportsman advanced pattern also good choice turn around pattern Plans construction hints -$995 Bassett/Ritchie Continued 1mm page 145 called rudder straight leading trailing edges tapering rounded tip Bassett left apparent gap number ing system between Miss Philly II B-I II Miss Philly Ill B-I 13 As flown March II 1933 Miss Philly LI singledihedral tapered wing rather rounded rudder shown pictures Later pictures model show rudder like Miss Philly III some show polyhedral wing well No evi dence exists Bassett ever built separate model bearing number B-I 12 Evidently considered polyhedral version Miss Philly II enough change warrant re serving number other design rate time 1933 Nationals Bassett prepared two well-tested trimmed gas models Like previous years Nats competition two-day affair outdoor events scheduled take place Roosevelt Field Long Island Tuesday June 27 Indoor events follow next day 258th Field Artillery Armory Bronx Fog drizzle greeted bulk 165 registered contestants arrived airport made famous six years fore Charles Lindbergh II oclock sky cleared meet got underway contrast multi-faceted weeklong competitions day 1933 Nats presented contestants three out door events Mulvihill Trophy Hand-Launched Stick models William B Stout Trophy named designer Ford Trimotor transport ROG Cabin fuselage models called addition third trophy being offered br first time honor the Bureau Aeronautics chief Rear Ad miral William Moffett perished crash dirigible Akron months earlier So interfere flurry rubber-powered stick-and-tissue twin push ers light fuselage tractor' models cir cling silently above main competition area Bassett Bill Brown present usual mechanic capacity took gaspowered Miss Phillys some distance down main runway prepare flight Three times afternoon Bassett poured measured once fuel models gas tanks Three times set ignition flipped prop Three times buzzing Miss Phillys took off light southeast breeze climbing steady spirals play hide-and-seek among clouds dis play spellbinding except Bassett immediately began now-familiar race keep craft sight close afternoon two Philadelphia youths knew finally accomplished goal three years fore Miss Philadelphia II won Mul vihill event time 14 mm. 55 sec sister ship Miss Philly Ill took both Stout Moffett Trophies times 22 mm 22/2 sec 28 mm. 18 sec respectivelya clean sweep Mulvihill Moffett flights scored new world records addition Bassett presented new perpetual trophy offered Texaco longest gasolineengine-powered flight National Meet Bassetts models werent gas jobs entered 1933 Nats Only day before contest Brooklyns Joe Kovel putting last touches entry KG-I designed Charlie Grant result inspiration provided Bassetts gaspowered exploits previous years Nats John Romanowsky Jersey City NJ also reported have entered gas model meet Both however failed make official flights aside Bassetts marks rest outdoor times recorded elastically-driven models reporter termed Bassetts remarkable wins brought him considerable fame After meet Miss Philly III put display downtovn Philadelphia store window along Nats trophies Stories modeling achievements appeared Model Airplane News American Boy Youth World magazines well New York Times Philadelphia papers also caused considerable commotion National Aeronautic Association NAAthen sanctioning body model competitions well full-scale events its coverage event NAAs Notional Aeronautic Magaille edi torialized 'Because gasolinepowered Bassetts ship far away ahead its competitors dent results gasoline-engined mod els must placed separate category rubber-powered models latter have fair chance entered against gasoline-powered planes' Shortly after NAA Contest Committee made sure rubber gas power would never again compete same events Philadelphias 18-year-old model airplane champion seemed notice Absorbed exploring limits gas model endurance began construction yet another Miss Philadelphia continued RC Scale/Wischers Continued paqe 47 model goes through attitude changes manner full-size craft need exponential dual-rate transmit ter exception rule minimum travel rudder take possible Simple aerobatic maneuvers such barrel roll require ample amount rudder successful execution Ailerons helful rudder really does job also true wing overs stall turns Large rudder travel also helpful taxiing sensitive rudder seldom detracts real ism flight Paris 1984 An official invitation has 148 Model Aviation Sleeve Puller $795 Beering Puller New See Dealer Order Direct Include 75 Per Item UPS Flite Line Models over 20 veariwe have made some easiest build best flying kits money can buy real treat try see Manufactured modelers modelers Most kits may built either standard trike gear Kits feature hand cut parts AAA materials formed gear hinges horns etc Skooter II $4295 alsa wing skins $4696 An Old Favorite 19-40eng. NEW19-40eng4ch Fun Fli 40$4195 Docile 19-25 Hot Rod 41 COMING SOON Fun Fli 60 $5595 40-80 eng 4 ch EZ Sport $4595 19-40 eng4 ch Greet Second Plane 19-40 eng3 5 ch Scat Cat 500 $4895 winningest 500 racer ever 19-40 eng4 ch 3207 34th St Lubbock TX 79410 806 792-2671 come AMA Federation Fran caise DAeromodelisme participate sending teams Scale modelers 8th Scale World Championships held historic LeBourget Airport north Paris July 2-8 1984 Championship will clude events RC CL FAT class well additional RC International Contest models 7 10kg 154 22 lb Cost competitors team managers supporters will about 800 Swiss Francs includes seven nights international-class hotel meals banquet Lindberghs landing place famous flight LeBourget Airport has fallen dis use due its small size being sur rounded urban development pres ently site Paris Air Museum continents largest collections historic aircraft numbering 150 Among Breguet XIX Super TR sesquiplane Question Mark made first east-west nonstop crossing lantic Paris New York 1930 flown Costes Bellonte After touring US flown back Paris other record flights began terminated LeBourget Among museum exhibits numerous pre-WW aircraft Farman Demoiselle Antoinette originals well examples military craft both wars setting model meet rivals Ottawa 1980 adjacent Canadian Museum WW II Interior Colors Pettit Paint Co makers Hobbypoxy products have re leased formulas interior colors used American aircraft WW II two shades zinc chromate primer anti-corrosion coatings applied bare metal surfaces aircraft structure before final painting combat aircraft primer usually left unpainted interior surfaces save weight increase pro duction Standard zinc chromate primer greenish-yellow color Cockpits olive-green shade specific color desig nated 'Interior Green No 611 Quite often unmodified yellow shade used surfaces except cockpit would therefore found inside wheel wells cow lings hatches forth formulas Interior Green No 6115 parts H49 Cub Yellow 3 parts H47 Bright Yellow 2 parts H33 Stinson Green part K81 Black Zinc Chromate Primer Yel low3 parts H47 Bright Yellow 3 parts H49 Cub Yellow 2 parts H70 Gray After blending add equal amount Part B Flat Hardener proper matte finish mixtures intended Hobbypoxy paints Elevator trim flaps Most often model exhibits marked change pitch flaps extended happens because airspeed too high time fullsize planes never exceed speed flap-lowering must observed Watching models ground speed easily judged pitch change ________________6 may either nose-up common nose-down occurs after speed has reduced problem can real nuisance two possible changes nose-up type awkward because requires down-elevator held transmitter stick other hand fum bles elevator trim control must applied proper amount regain stabil ity full-down trim may quite enough overcome pitch-up What needed automatic application cor rect amount down-elevator com pensate pitch-up tendency flaps extended Anyone has flown old reed radio-control system 20 years ago will remember used extra servo model adjust elevator trim flight reason popularity 10-channel radio Two channels used basic four functions additional two elevator trim elevator self-neutralizing trim non Continued page 152 September 1983 149 6 1935 eng3 ch SEE YOUR DEALER P111K CC RHFRDCEnSK --HIM WHAT KIND OF FULL HE5 BURNING /IL CHIpLE1 83 CAP 21* Flown M les Reed air show IMAA Nat onals Ida Grove IA 88wing span 1232 sq in. 16-18 lbs engine 20-31 Plans S20 CAP 201 84 wing span 1272 sq 16-18 lbs engine 20-31Plans SZO TEMPEST 86 wing span 1420 sq 18-20 lbs engine 2 4-3 7Plans S25 RV3* 86 wing span 1638 sq 17-19 lbs engine 20-31Plans SZO R C GarmhauSefl 2715 Maple Ave NE Canton OH 44714 RV-3 CAP 21 pre-assembled kits available Write information neutralizing servos mounted side-byside connecting bar between out put arms similar trim bar mechanically con nected between elevator flap servos will provide positive amount trim change model two servos can mounted side-by-side elevator pushrod connected bar instead di rectly servo drilling row holes along bar amount trim can changed selecting proper hole taching elevator pushrod can used between adjacent servos mechanical trim bar direct method changing trim However two servos cannot brought together because elevator servo located fuselage flap servo re motely mounted wing lost can interconnected flexible pushrod nylon tube Nyrod clevis required somewhere system permit disconnecting flexible pushrod servo allow quick removal wing fuselage may easy set up trim bar certainly takes pain out trying use flaps rare obstinate aircraft would unmanageable great satisfaction taming beast out some sort system Scale flap operation may possible Using decals tedious tasks Scale modeling endless hours spent meticulous application masking tape preparation spraying license numbers military designations time effort necessary because correct decals arent available Exact-size -shape decals can made cutting sheet material Blank decal paper coated glue ready paint available 12 x 18 size Sig art supply stores locally Paint can butyrate dope acrylic lacquer epoxy After paint dries mark sheet back pencil guide lines cutting X-Acto blade Applying decals over irregular surface de tails such rivets rib stitching some times less complete success because decal film attempts bridge across humps like miniature tent leaving trapped air underneath liquid will soften decal film cause snuggle down around raised detail crevices surface liquid Hobsco Solv aset found hobby shops carry model railroad supplies used decal film wet immediately after decal slipped off its paper base onto model As soon decal located its exactly proper position Solvaset brushed decal especially along edges will flow underneath decal will soften trapped air its underside can worked out toward edge Bubbles can also pierced needle very sharp pin release trapped air Once decal has softened Solvaset cautious about rough handling until completely dry decal easily damaged warped undesirable shapes decal softened condition its appear ance may rough though its surface breaking up After drying decal smooths out perfectly flat skin no pro truding edges often happens painted figures using masking tape Drying titfle may several hours overnight after can overcoated clear epoxy lightly-sprayed dope Bob Do/h Wischer S22 Lapham Peak Rd. Dc/afield WI 530/8 RC Aerobatics/Van Putte Continued page 49 fraying installed fiberglass cloth wing using Jet could have used epoxy polyester resin advantage using CyA glue obvious because wing can worked immediately rather waiting other adhesives cure Hot Stuff Zap should work fine too second least-favorite job airplane construction always application silicone rubber wing saddle hatch areas seal fuel residue along came suggestion contest maneuver-caller worst critic friend Dick McGraw complaining about having silicone rubber sealing job told discovered great technique keep rubber sticking wasnt wanted too tried grease oil vaseline plastic wrap waxed paper MonoKote backing deficient tried waxordinary candle wax candle used like crayon paint surfaces silicone rubber shouldnt stick results like magic wing pops away fuse lage gentle tap seal between fuselage wing absolutely perfect No wrinkle marks around front back wing materials like plastic wrap tend fold wax residue comes off easily alcohol sharp razor blade can used trim excess silicone rub ber oozes out Try responses request infor mation about Flat Top Stormer have unbelievable got letter Fin land Juham Sederholm wanted Doug Sprengs Cliff Weiricks ad dresses able supply addresses Juham also wanted know proper sequence paint hinge ailerons elevators rudder operate binding paint paint ugly-looking epoxy toothpicks too have own techniques entirely satisfactory Does anyone have particularly good technique painting hinging control surfaces eliminates problems us have about sharing 152 Model Aviation RIC MODEL TRANSPORTER Compact Versatile Durable Hauls 2 planes plus gear equipment will need $570 field customize inside hangers tool box etc meat iuu ii~E need Sun Snu 4 10 30 nigh Mulntnunnn F. Aluminum Eniutiur Wnn Sun Cunnirunilun Srui Running Gun X-HAUL ER PO Box 185 Constantine MI 49042 Cii CIG 4354905 GOITIOLIII Till PROFlLECOMBArRAT WIDE & NARROW WEDGE 15 -- 6 oz Capacities UNIFLOW & Tilfl SUItOR D1Si IDlE Ingredients detailed boChUi155OC stanpS/chCk oni CAROLlNATAFFlNDER 8348 Delhi Road____ Charleston Hgts. SC 2MIt 803-663-7169