REVIEWING GMPS Legend Welcome back month going take look John Gorhams latest effort new GMP Legend stead going standard kit arrived well-packed colorful box routine lets skip few minutes get right heart Legend machine features flybarless rotor straight box doubt best allaround Helicopter have ever flown hands average chopper pilot Legend capa ble incredible aerobatic flights hands expert like Robert Gorham Legend gives demos will leave others envious idea fun hotdogging Legend kind animal have now run three gallons fuel through Legend can honestly say has performed flawlessly right start dont go back few steps look over Legends construction see gives us some clues its outstanding performance stead designing completely new machine GMP chose look over machines al ready producing carefully analyze next logical step Helicopter evolution Legend designed average guy proficient wanted new Helicopter capable giving performance either trainer all-out specialized FAI ma chines trimmed maximum smooth ness GMPs culmination straightforward 61-powered machine flybarless rotor head main rotor diameter 56 beltdriven tail rotor straight slopless control runs all-up weight ready fly nine pounds under Powered standard 61-size two-stroke Hel icopter engine Legend quicker outturns anything scribe has ever flown makes true pylon turns Split Ss Cuban Eights absolutely unreal precision autorotation Nothing mean nothing autos like Legend rotor blades 170 grams up minus 40 collective pitch Legend does incredible spiraling autos 1800 autos honest hovers prior touchdown Legend may perfect ship use learn Continued page 172 May 1989 59 Radio Control Helicopters Larry Jolly 5501 W Como Santa Ana CA 92703 GMPs new Legend Futaba PCM 9 Heliradlo Larry says really dynamic combination should fulfill average pilots desire real hotdogging machine good close look mechanics Legend shows servo placement Futaba gyro straight control rods cyclic controls Sorry things dont show up too distinctly todays trend anodize things black dark gunmetal grey doesnt help B&W photoal new GMP Delta 3 rotor head L Flybarless design saves up 25% drag rotor system offers increased airspeed better control response Incredible autorotations Legends tall rotor R simple belt-drive unit triple-ball-race holders molded nylon blades Performance outstanding maintenance-free Larry has lot say about Legend month SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S ALL CUS TOM & STOCK PARTS VAILABLEINDIVIDUALL V COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OF GLOW PLUGS HA RD-TO-FIND HARD WA RE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STITT SPARK PLUGS SILK12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES& EPOXIES ORDER BY MAIL OR PHONE 019 728-4365 SORRY NO CO 0 VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $150 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS tion much sadness report pass ing Mrs Dan Pruss Pat December 31 1988 Sailpianers knew Dan Pat will wish express condolences Pruss children RC Pylon Racing/Hager Continued page 58 tice session since course length would dif ferent timing would thrown off Its impossible discourage pros completelynor would want however whats point going Nats enter ing Quickie knowing much experi enced fliers going blow right Stiff competition promotes character makes better Racer case feel situation would discourage would-be Racer other option would ban past win ners Q500 individuals entered higherlevel events viable alternative mention because West Germany Na tional Champion style Quickie must go FM wishes race again Which brings us FM FM Unlimited Class model Pylon Racing restrictions engines fuel displacement Other can mod ify engine way know addition range airplanes can modeled much greater makes appealing operators real reason interest FAI world-class event thing best America quite another best world Because things FM seems to much exciting vibrant event Formula Im putting down Form Form close FM engine modifications rules proposals FAI seems natural progression As stated earlier am beginner opinions might count much eyes experienced Racer Terry thanks letter agree 100% couldnt have said better See next month responding advertisers mention read about Model Aviation RC Helicopters/Jolly Continued page 59 autos because much blade momentum can make several mistakes approach still salvage landing As performance werent enough kit dream put together GMP has put out enough kits now know what look ing open kit box Legend proves no exception kit arrives everything nicely packed logically bags numbered proper building sequence metal parts anodized either black attractive gunmetal grey rotor blades new de sign come preslotted supplied metal ballast Some parts already familiar GMP units cooling shroud swash plate washout unlt However cooling fan new molded unit main gear autorotation unit has lightened up has engine mount belt-driven unit Ia Stork modi fled tail rotor rotor head features familiar Hirobo blade holders machined hub now held main rotor shaft new OMP designed yoke Something new mixing le vers mounted halfway up yoke unit known GMP Delta 3 Rotor Head canopy new GMP design both tractive very functional held place molded keyways glued place dur ing construction canopy slid po sition Shuttle secured supplied camlock GMP has also supplied attractive sheet Mylar decals help set off Legends paint job Last certainly least youll find grey folder containing Legends instruction manuals Notice used plural because four OMP didnt want us have trouble assem bling Legends supplied very well written procedures Manual Basic As sembly Manual 28 pages long features both excellent isometric drawings text 18 basic assembly stages manual well written leaves nothing us con fused over Manual 2 main rotor blades cov ers securing weights balance blade fin ish build Legend please follow man ual letter Legend spins main rotor about 1700 rpm blade failure would bad machineand maybe tooat revs careful PAPER AIRPLANES 433 NIHOA STREET KAHULUI HI 96732 USA CATALuu 750 Contains l00us paper airplanes roia postage stamp size 6 foot wing span Gliders rubber powered Diecut youcut Largest known source paper airplanes world Coat catalog deducted 1st order over $2500 ASTOUNDING Caaeog snd CORSAIR pape& tzzApearte above $1050 p1u $f50 poaagt Rono Flyer ROCKET PLANE xP-1 Only $395 . p/us $1/order S&H Jim Mesa Quality Model Products Valley Vtew Dr Box 43 716/ 3724408Allegeny NY 14706 172 Model Aviation OUR REV-UP INVENTORY VERAGES OVER 9000 PROPS II IMMEDIATE SHIPMENT ON VISA/MC Paper Flying Scale Model Airplane $7 00 14 Wingspan O~l4 GALL PARTS PRE-CUT & PREPAINTED BUILD & FLY IN TWO HOURS p Its Funi Goes up like rocket Glides down like plane Bela/Reedy Fly/Attractively Packaged WANTED Diaaibotora era Increase Profits e Detaila 0 C5 cQn co LENTY OF FREE PARKING AV SORN ROAD WIMONIUM TIMOffiUM52FAIROROIJNOS lOFAEOEgI TIMOREW S IE MARC SHOW MID ATLANTIC RADIO CONTROL JUNE 3 4 1989 Saturday- 9am 5pm Sunday- Qam 4pm MARYLAND STATE FAIR GROUNDS TIMONIUM MARYLAND Sponsored THE RADIO CONTROL MODELERS OF BALTIMORE SWAP SHOP $10 FULL TABLE PER DAY NO DEALERS PLEASE Pre-Registration CALL DON HANDS 301-788-5962 evenings FOR INFORMATION CONTACT MARC DIRECTORS JOHN KIRK & BRUCE PACKHAM 912 Cromwell Bridge Road Towson MD 21204 301-825-8138 301 -687-4945 Manual 3 control setup manual gives precise pushrod lengths both measure ments full-size pictures servo locations servo throws Its very complete follow Legend will hover perfectly first time out fourth manual Fly Again its good manual will help first-time Hel icopter pilot dont think too people will starting Legend however very stable hover detuned novice levels would acceptable training So theres first impression Legend kit Sparkling performance nice racy appear ance beautiful kit easy build Next month Im going delve little deeper mysteries piloting flybarless ship know lot whispers Out say ing flybarless models difficult cant taken seriously disagree Ive flown lots flybarless machines way American Commanders Horizons Kobe R 22s cutoff pro-heads fly little dif ferently case Legend offer decreased drag rotor simpler setup outstanding response penalty have understand slightly different tenden cies learn let help BCNU Hell Flap/Wang Continued page 67 swers Zillions different elegant lutions await discovery scien tific-minded individual twentieth century would well check possibility Adding flybar weight may improve Helicopter stability 10% playing around paddle properties might build another 5% what happens competitors have done too Adding flap feedback may improve stability 1% Adding Delta-3 might give ex tra 2% changing Bell-Hiller mix ing ratio might provide another 3% Put together though just might have competitive edge over rival contest field techniques have synergistic effect penny saved will lead buck Play around arrive ideal geometry squeezing maximum feedback gains par ticular model Ingenious tinkerers like yourself have helped make America technically progres sive country grass roots experimenta tion keeps technology lead Ap plying feedback concepts might take hours fiddling did anyone ever try tell easy shortcuts win ning contests borrow truism world physical fitness no pain no gain FF Duration/Joyner Continued page 71 up Reducing line tension might solve bending-boom problem will problems auto surfaces DT working HI TECH GLASS EPPLER 214 * 134 WINGSBob Fiorenze TOTAL ENERGY SPAR ASSEMBUES HP CELL WING SHEETING SKINSHobby Center Inc HI PERFORMANCE SAILPIANES otters hign gualOy tine eponres glass ninth keutuf lucoinete HP Cog soing Otteyting Complete Line Hobby Supplies skin vacuum hugging materials honeycomb bantee tubing tuselages und minge Complete pattial sss Custom US Distributor Yellow Aircraft morS bruchum send 500 SASE 0 sample 60 5000 Now available Fastcover Cterine Material VIGEO TAPE-VHS enttie HP cell song procron P tocluent Out tacount bagging tenboosue 50000 goho Visit Showroom 35 mm mm Disney World Shipeing & Handing HI PERFORMANCE SAILPLANES420 West SR 434 7002 NE thbth St. WOOdionSlo WAOROT2 205 0$T-t72tWinter Springs FL 32708407 327-6353 WE BUILD YOUR HELl TEST YOUR HELl REPAJR YOUR HELl 64% q 322 North 7th St ghton Pa 1823563 WRITE OR CALL FOR INFORMATION May1989 173 can remarkably improve stability per formance wont conquer Everest trio model Helicopter feedback sys tems theyre intended ultimate anlALATHES I179M00oS HETTLS -BOOKS -PREC0SIOIu ORSTOUMENTS ICOOn nf Otnool uCOMPLETE cSTLOG2Ou C ttO Oct00 nnoo Sprvnqfnnln tOn 05505 Conpoct 51513 3z2-0562
Edition: Model Aviation - 1989/05
Page Numbers: 59, 172, 173
REVIEWING GMPS Legend Welcome back month going take look John Gorhams latest effort new GMP Legend stead going standard kit arrived well-packed colorful box routine lets skip few minutes get right heart Legend machine features flybarless rotor straight box doubt best allaround Helicopter have ever flown hands average chopper pilot Legend capa ble incredible aerobatic flights hands expert like Robert Gorham Legend gives demos will leave others envious idea fun hotdogging Legend kind animal have now run three gallons fuel through Legend can honestly say has performed flawlessly right start dont go back few steps look over Legends construction see gives us some clues its outstanding performance stead designing completely new machine GMP chose look over machines al ready producing carefully analyze next logical step Helicopter evolution Legend designed average guy proficient wanted new Helicopter capable giving performance either trainer all-out specialized FAI ma chines trimmed maximum smooth ness GMPs culmination straightforward 61-powered machine flybarless rotor head main rotor diameter 56 beltdriven tail rotor straight slopless control runs all-up weight ready fly nine pounds under Powered standard 61-size two-stroke Hel icopter engine Legend quicker outturns anything scribe has ever flown makes true pylon turns Split Ss Cuban Eights absolutely unreal precision autorotation Nothing mean nothing autos like Legend rotor blades 170 grams up minus 40 collective pitch Legend does incredible spiraling autos 1800 autos honest hovers prior touchdown Legend may perfect ship use learn Continued page 172 May 1989 59 Radio Control Helicopters Larry Jolly 5501 W Como Santa Ana CA 92703 GMPs new Legend Futaba PCM 9 Heliradlo Larry says really dynamic combination should fulfill average pilots desire real hotdogging machine good close look mechanics Legend shows servo placement Futaba gyro straight control rods cyclic controls Sorry things dont show up too distinctly todays trend anodize things black dark gunmetal grey doesnt help B&W photoal new GMP Delta 3 rotor head L Flybarless design saves up 25% drag rotor system offers increased airspeed better control response Incredible autorotations Legends tall rotor R simple belt-drive unit triple-ball-race holders molded nylon blades Performance outstanding maintenance-free Larry has lot say about Legend month SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S ALL CUS TOM & STOCK PARTS VAILABLEINDIVIDUALL V COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OF GLOW PLUGS HA RD-TO-FIND HARD WA RE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STITT SPARK PLUGS SILK12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES& EPOXIES ORDER BY MAIL OR PHONE 019 728-4365 SORRY NO CO 0 VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $150 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS tion much sadness report pass ing Mrs Dan Pruss Pat December 31 1988 Sailpianers knew Dan Pat will wish express condolences Pruss children RC Pylon Racing/Hager Continued page 58 tice session since course length would dif ferent timing would thrown off Its impossible discourage pros completelynor would want however whats point going Nats enter ing Quickie knowing much experi enced fliers going blow right Stiff competition promotes character makes better Racer case feel situation would discourage would-be Racer other option would ban past win ners Q500 individuals entered higherlevel events viable alternative mention because West Germany Na tional Champion style Quickie must go FM wishes race again Which brings us FM FM Unlimited Class model Pylon Racing restrictions engines fuel displacement Other can mod ify engine way know addition range airplanes can modeled much greater makes appealing operators real reason interest FAI world-class event thing best America quite another best world Because things FM seems to much exciting vibrant event Formula Im putting down Form Form close FM engine modifications rules proposals FAI seems natural progression As stated earlier am beginner opinions might count much eyes experienced Racer Terry thanks letter agree 100% couldnt have said better See next month responding advertisers mention read about Model Aviation RC Helicopters/Jolly Continued page 59 autos because much blade momentum can make several mistakes approach still salvage landing As performance werent enough kit dream put together GMP has put out enough kits now know what look ing open kit box Legend proves no exception kit arrives everything nicely packed logically bags numbered proper building sequence metal parts anodized either black attractive gunmetal grey rotor blades new de sign come preslotted supplied metal ballast Some parts already familiar GMP units cooling shroud swash plate washout unlt However cooling fan new molded unit main gear autorotation unit has lightened up has engine mount belt-driven unit Ia Stork modi fled tail rotor rotor head features familiar Hirobo blade holders machined hub now held main rotor shaft new OMP designed yoke Something new mixing le vers mounted halfway up yoke unit known GMP Delta 3 Rotor Head canopy new GMP design both tractive very functional held place molded keyways glued place dur ing construction canopy slid po sition Shuttle secured supplied camlock GMP has also supplied attractive sheet Mylar decals help set off Legends paint job Last certainly least youll find grey folder containing Legends instruction manuals Notice used plural because four OMP didnt want us have trouble assem bling Legends supplied very well written procedures Manual Basic As sembly Manual 28 pages long features both excellent isometric drawings text 18 basic assembly stages manual well written leaves nothing us con fused over Manual 2 main rotor blades cov ers securing weights balance blade fin ish build Legend please follow man ual letter Legend spins main rotor about 1700 rpm blade failure would bad machineand maybe tooat revs careful PAPER AIRPLANES 433 NIHOA STREET KAHULUI HI 96732 USA CATALuu 750 Contains l00us paper airplanes roia postage stamp size 6 foot wing span Gliders rubber powered Diecut youcut Largest known source paper airplanes world Coat catalog deducted 1st order over $2500 ASTOUNDING Caaeog snd CORSAIR pape& tzzApearte above $1050 p1u $f50 poaagt Rono Flyer ROCKET PLANE xP-1 Only $395 . p/us $1/order S&H Jim Mesa Quality Model Products Valley Vtew Dr Box 43 716/ 3724408Allegeny NY 14706 172 Model Aviation OUR REV-UP INVENTORY VERAGES OVER 9000 PROPS II IMMEDIATE SHIPMENT ON VISA/MC Paper Flying Scale Model Airplane $7 00 14 Wingspan O~l4 GALL PARTS PRE-CUT & PREPAINTED BUILD & FLY IN TWO HOURS p Its Funi Goes up like rocket Glides down like plane Bela/Reedy Fly/Attractively Packaged WANTED Diaaibotora era Increase Profits e Detaila 0 C5 cQn co LENTY OF FREE PARKING AV SORN ROAD WIMONIUM TIMOffiUM52FAIROROIJNOS lOFAEOEgI TIMOREW S IE MARC SHOW MID ATLANTIC RADIO CONTROL JUNE 3 4 1989 Saturday- 9am 5pm Sunday- Qam 4pm MARYLAND STATE FAIR GROUNDS TIMONIUM MARYLAND Sponsored THE RADIO CONTROL MODELERS OF BALTIMORE SWAP SHOP $10 FULL TABLE PER DAY NO DEALERS PLEASE Pre-Registration CALL DON HANDS 301-788-5962 evenings FOR INFORMATION CONTACT MARC DIRECTORS JOHN KIRK & BRUCE PACKHAM 912 Cromwell Bridge Road Towson MD 21204 301-825-8138 301 -687-4945 Manual 3 control setup manual gives precise pushrod lengths both measure ments full-size pictures servo locations servo throws Its very complete follow Legend will hover perfectly first time out fourth manual Fly Again its good manual will help first-time Hel icopter pilot dont think too people will starting Legend however very stable hover detuned novice levels would acceptable training So theres first impression Legend kit Sparkling performance nice racy appear ance beautiful kit easy build Next month Im going delve little deeper mysteries piloting flybarless ship know lot whispers Out say ing flybarless models difficult cant taken seriously disagree Ive flown lots flybarless machines way American Commanders Horizons Kobe R 22s cutoff pro-heads fly little dif ferently case Legend offer decreased drag rotor simpler setup outstanding response penalty have understand slightly different tenden cies learn let help BCNU Hell Flap/Wang Continued page 67 swers Zillions different elegant lutions await discovery scien tific-minded individual twentieth century would well check possibility Adding flybar weight may improve Helicopter stability 10% playing around paddle properties might build another 5% what happens competitors have done too Adding flap feedback may improve stability 1% Adding Delta-3 might give ex tra 2% changing Bell-Hiller mix ing ratio might provide another 3% Put together though just might have competitive edge over rival contest field techniques have synergistic effect penny saved will lead buck Play around arrive ideal geometry squeezing maximum feedback gains par ticular model Ingenious tinkerers like yourself have helped make America technically progres sive country grass roots experimenta tion keeps technology lead Ap plying feedback concepts might take hours fiddling did anyone ever try tell easy shortcuts win ning contests borrow truism world physical fitness no pain no gain FF Duration/Joyner Continued page 71 up Reducing line tension might solve bending-boom problem will problems auto surfaces DT working HI TECH GLASS EPPLER 214 * 134 WINGSBob Fiorenze TOTAL ENERGY SPAR ASSEMBUES HP CELL WING SHEETING SKINSHobby Center Inc HI PERFORMANCE SAILPIANES otters hign gualOy tine eponres glass ninth keutuf lucoinete HP Cog soing Otteyting Complete Line Hobby Supplies skin vacuum hugging materials honeycomb bantee tubing tuselages und minge Complete pattial sss Custom US Distributor Yellow Aircraft morS bruchum send 500 SASE 0 sample 60 5000 Now available Fastcover Cterine Material VIGEO TAPE-VHS enttie HP cell song procron P tocluent Out tacount bagging tenboosue 50000 goho Visit Showroom 35 mm mm Disney World Shipeing & Handing HI PERFORMANCE SAILPLANES420 West SR 434 7002 NE thbth St. WOOdionSlo WAOROT2 205 0$T-t72tWinter Springs FL 32708407 327-6353 WE BUILD YOUR HELl TEST YOUR HELl REPAJR YOUR HELl 64% q 322 North 7th St ghton Pa 1823563 WRITE OR CALL FOR INFORMATION May1989 173 can remarkably improve stability per formance wont conquer Everest trio model Helicopter feedback sys tems theyre intended ultimate anlALATHES I179M00oS HETTLS -BOOKS -PREC0SIOIu ORSTOUMENTS ICOOn nf Otnool uCOMPLETE cSTLOG2Ou C ttO Oct00 nnoo Sprvnqfnnln tOn 05505 Conpoct 51513 3z2-0562
Edition: Model Aviation - 1989/05
Page Numbers: 59, 172, 173
REVIEWING GMPS Legend Welcome back month going take look John Gorhams latest effort new GMP Legend stead going standard kit arrived well-packed colorful box routine lets skip few minutes get right heart Legend machine features flybarless rotor straight box doubt best allaround Helicopter have ever flown hands average chopper pilot Legend capa ble incredible aerobatic flights hands expert like Robert Gorham Legend gives demos will leave others envious idea fun hotdogging Legend kind animal have now run three gallons fuel through Legend can honestly say has performed flawlessly right start dont go back few steps look over Legends construction see gives us some clues its outstanding performance stead designing completely new machine GMP chose look over machines al ready producing carefully analyze next logical step Helicopter evolution Legend designed average guy proficient wanted new Helicopter capable giving performance either trainer all-out specialized FAI ma chines trimmed maximum smooth ness GMPs culmination straightforward 61-powered machine flybarless rotor head main rotor diameter 56 beltdriven tail rotor straight slopless control runs all-up weight ready fly nine pounds under Powered standard 61-size two-stroke Hel icopter engine Legend quicker outturns anything scribe has ever flown makes true pylon turns Split Ss Cuban Eights absolutely unreal precision autorotation Nothing mean nothing autos like Legend rotor blades 170 grams up minus 40 collective pitch Legend does incredible spiraling autos 1800 autos honest hovers prior touchdown Legend may perfect ship use learn Continued page 172 May 1989 59 Radio Control Helicopters Larry Jolly 5501 W Como Santa Ana CA 92703 GMPs new Legend Futaba PCM 9 Heliradlo Larry says really dynamic combination should fulfill average pilots desire real hotdogging machine good close look mechanics Legend shows servo placement Futaba gyro straight control rods cyclic controls Sorry things dont show up too distinctly todays trend anodize things black dark gunmetal grey doesnt help B&W photoal new GMP Delta 3 rotor head L Flybarless design saves up 25% drag rotor system offers increased airspeed better control response Incredible autorotations Legends tall rotor R simple belt-drive unit triple-ball-race holders molded nylon blades Performance outstanding maintenance-free Larry has lot say about Legend month SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S ALL CUS TOM & STOCK PARTS VAILABLEINDIVIDUALL V COMPETITION ACCESSORIES & CUSTOMIZED K&B ENGINES RACING WHEELS KLOTZ OIL CARBON FIBER SOLID LINES ALL KINDS OF FUEL TUBING FOUR BRANDS OF GLOW PLUGS HA RD-TO-FIND HARD WA RE OLD TIMER SUPPLIES COILS CONDENSERS NGK & STITT SPARK PLUGS SILK12 COLORS QUALITY DOPE BRUSHES 5& 7LOOP 1/4RUBBER BANDS TRANSISTOR IGNITION SYSTEMS RESISTOR HIGH TENSION LEADS 1/2A TEXACO PLA YBOY SR KIT 1/2A TEXACO ENGINES & PARTS KSB & IGNITION TIMERS RUBBER POWER KITS PROPS TISSUE AND OTHER SUPPLIES CYANOACRYLA TES& EPOXIES ORDER BY MAIL OR PHONE 019 728-4365 SORRY NO CO 0 VISA & MASTERCARD WELCOME MINIMUM MERCHANDISE ORDER $1000 SHIPPING & HANDLING FEE $150 FOR INSURANCE ADD $100 STOCK ORDERS SHIPPED WITHIN 24 HRS tion much sadness report pass ing Mrs Dan Pruss Pat December 31 1988 Sailpianers knew Dan Pat will wish express condolences Pruss children RC Pylon Racing/Hager Continued page 58 tice session since course length would dif ferent timing would thrown off Its impossible discourage pros completelynor would want however whats point going Nats enter ing Quickie knowing much experi enced fliers going blow right Stiff competition promotes character makes better Racer case feel situation would discourage would-be Racer other option would ban past win ners Q500 individuals entered higherlevel events viable alternative mention because West Germany Na tional Champion style Quickie must go FM wishes race again Which brings us FM FM Unlimited Class model Pylon Racing restrictions engines fuel displacement Other can mod ify engine way know addition range airplanes can modeled much greater makes appealing operators real reason interest FAI world-class event thing best America quite another best world Because things FM seems to much exciting vibrant event Formula Im putting down Form Form close FM engine modifications rules proposals FAI seems natural progression As stated earlier am beginner opinions might count much eyes experienced Racer Terry thanks letter agree 100% couldnt have said better See next month responding advertisers mention read about Model Aviation RC Helicopters/Jolly Continued page 59 autos because much blade momentum can make several mistakes approach still salvage landing As performance werent enough kit dream put together GMP has put out enough kits now know what look ing open kit box Legend proves no exception kit arrives everything nicely packed logically bags numbered proper building sequence metal parts anodized either black attractive gunmetal grey rotor blades new de sign come preslotted supplied metal ballast Some parts already familiar GMP units cooling shroud swash plate washout unlt However cooling fan new molded unit main gear autorotation unit has lightened up has engine mount belt-driven unit Ia Stork modi fled tail rotor rotor head features familiar Hirobo blade holders machined hub now held main rotor shaft new OMP designed yoke Something new mixing le vers mounted halfway up yoke unit known GMP Delta 3 Rotor Head canopy new GMP design both tractive very functional held place molded keyways glued place dur ing construction canopy slid po sition Shuttle secured supplied camlock GMP has also supplied attractive sheet Mylar decals help set off Legends paint job Last certainly least youll find grey folder containing Legends instruction manuals Notice used plural because four OMP didnt want us have trouble assem bling Legends supplied very well written procedures Manual Basic As sembly Manual 28 pages long features both excellent isometric drawings text 18 basic assembly stages manual well written leaves nothing us con fused over Manual 2 main rotor blades cov ers securing weights balance blade fin ish build Legend please follow man ual letter Legend spins main rotor about 1700 rpm blade failure would bad machineand maybe tooat revs careful PAPER AIRPLANES 433 NIHOA STREET KAHULUI HI 96732 USA CATALuu 750 Contains l00us paper airplanes roia postage stamp size 6 foot wing span Gliders rubber powered Diecut youcut Largest known source paper airplanes world Coat catalog deducted 1st order over $2500 ASTOUNDING Caaeog snd CORSAIR pape& tzzApearte above $1050 p1u $f50 poaagt Rono Flyer ROCKET PLANE xP-1 Only $395 . p/us $1/order S&H Jim Mesa Quality Model Products Valley Vtew Dr Box 43 716/ 3724408Allegeny NY 14706 172 Model Aviation OUR REV-UP INVENTORY VERAGES OVER 9000 PROPS II IMMEDIATE SHIPMENT ON VISA/MC Paper Flying Scale Model Airplane $7 00 14 Wingspan O~l4 GALL PARTS PRE-CUT & PREPAINTED BUILD & FLY IN TWO HOURS p Its Funi Goes up like rocket Glides down like plane Bela/Reedy Fly/Attractively Packaged WANTED Diaaibotora era Increase Profits e Detaila 0 C5 cQn co LENTY OF FREE PARKING AV SORN ROAD WIMONIUM TIMOffiUM52FAIROROIJNOS lOFAEOEgI TIMOREW S IE MARC SHOW MID ATLANTIC RADIO CONTROL JUNE 3 4 1989 Saturday- 9am 5pm Sunday- Qam 4pm MARYLAND STATE FAIR GROUNDS TIMONIUM MARYLAND Sponsored THE RADIO CONTROL MODELERS OF BALTIMORE SWAP SHOP $10 FULL TABLE PER DAY NO DEALERS PLEASE Pre-Registration CALL DON HANDS 301-788-5962 evenings FOR INFORMATION CONTACT MARC DIRECTORS JOHN KIRK & BRUCE PACKHAM 912 Cromwell Bridge Road Towson MD 21204 301-825-8138 301 -687-4945 Manual 3 control setup manual gives precise pushrod lengths both measure ments full-size pictures servo locations servo throws Its very complete follow Legend will hover perfectly first time out fourth manual Fly Again its good manual will help first-time Hel icopter pilot dont think too people will starting Legend however very stable hover detuned novice levels would acceptable training So theres first impression Legend kit Sparkling performance nice racy appear ance beautiful kit easy build Next month Im going delve little deeper mysteries piloting flybarless ship know lot whispers Out say ing flybarless models difficult cant taken seriously disagree Ive flown lots flybarless machines way American Commanders Horizons Kobe R 22s cutoff pro-heads fly little dif ferently case Legend offer decreased drag rotor simpler setup outstanding response penalty have understand slightly different tenden cies learn let help BCNU Hell Flap/Wang Continued page 67 swers Zillions different elegant lutions await discovery scien tific-minded individual twentieth century would well check possibility Adding flybar weight may improve Helicopter stability 10% playing around paddle properties might build another 5% what happens competitors have done too Adding flap feedback may improve stability 1% Adding Delta-3 might give ex tra 2% changing Bell-Hiller mix ing ratio might provide another 3% Put together though just might have competitive edge over rival contest field techniques have synergistic effect penny saved will lead buck Play around arrive ideal geometry squeezing maximum feedback gains par ticular model Ingenious tinkerers like yourself have helped make America technically progres sive country grass roots experimenta tion keeps technology lead Ap plying feedback concepts might take hours fiddling did anyone ever try tell easy shortcuts win ning contests borrow truism world physical fitness no pain no gain FF Duration/Joyner Continued page 71 up Reducing line tension might solve bending-boom problem will problems auto surfaces DT working HI TECH GLASS EPPLER 214 * 134 WINGSBob Fiorenze TOTAL ENERGY SPAR ASSEMBUES HP CELL WING SHEETING SKINSHobby Center Inc HI PERFORMANCE SAILPIANES otters hign gualOy tine eponres glass ninth keutuf lucoinete HP Cog soing Otteyting Complete Line Hobby Supplies skin vacuum hugging materials honeycomb bantee tubing tuselages und minge Complete pattial sss Custom US Distributor Yellow Aircraft morS bruchum send 500 SASE 0 sample 60 5000 Now available Fastcover Cterine Material VIGEO TAPE-VHS enttie HP cell song procron P tocluent Out tacount bagging tenboosue 50000 goho Visit Showroom 35 mm mm Disney World Shipeing & Handing HI PERFORMANCE SAILPLANES420 West SR 434 7002 NE thbth St. WOOdionSlo WAOROT2 205 0$T-t72tWinter Springs FL 32708407 327-6353 WE BUILD YOUR HELl TEST YOUR HELl REPAJR YOUR HELl 64% q 322 North 7th St ghton Pa 1823563 WRITE OR CALL FOR INFORMATION May1989 173 can remarkably improve stability per formance wont conquer Everest trio model Helicopter feedback sys tems theyre intended ultimate anlALATHES I179M00oS HETTLS -BOOKS -PREC0SIOIu ORSTOUMENTS ICOOn nf Otnool uCOMPLETE cSTLOG2Ou C ttO Oct00 nnoo Sprvnqfnnln tOn 05505 Conpoct 51513 3z2-0562