MIDWEST COMBAT Competitors EASY TO BUILDEASY TO FLY EASY TO WIN WITH LIL SNIP Engine Size 049 cu Wing Span 25% Kit contains Die cut balsa plywood parts wire hardware tank fully illustrated step-by-step plans two versions Kit No 246 MATADOR Wing Span 42 control line combat model 35 engines Designed Rich Von Lopez Kit contains Die cut balsa plywood parts wire hardware tank fully illustrated stepby-step planKit No 248 P minwes ~PRODUCT5 CO (4 400 South Indiana St. Hobart IndIana 46342 letters GE editor___ SM tters will carefully considered general interest used Send Model Aviation 815 15th St NW Washington DC 20005 King Kong finally able get few pictures Skylark flight flies very slow very stable.. engine O& R 134cc flew three flights engine heated up 20 X 5 pitch prop am looking engine little larger something 145 20 O&R just able fly Ed Fleury AMA 58469 Detroit MI picture Eds 14-ft Skylark ap peared Ron Van Puttes column last October issue 18-lb model has now flown successfullyas additional photos verify Con trols moved steel cables belicranks See Model Dealer very much impressed ar ticle Nothing Fancy December 76 issue Model Aviation Ive decided build model would appreciate sent plans Enclosed check Also since first RC plane would greatly appreciate addi tional information could provide re garding construction flying RC systems etc have criticism other comparable model aircraft magazines lack good basic articles beginner Ive seen words See Hobby Dealer far too often seems able assimi late technical information ar ticles need least Doug Schaefer Easton PA 18042 Mr Schaefer put touch designer Nothing Fancy Model Aviation has much space must devote considerable portion its pages AMA matters agree universal need informative articles features modeling field com plex magazines probably could run how-to things cover cover still adequately fill need bookssome hobby shops As able MA will publish such itemsa massive two -parter foam cutting thereof skinning etc com ing up problem beginner material everyone thinks just kids need info average reader age field magazines very highand so-called beginners reading adults Being beginner matter age Flying Flat Iron Enclosed picture two DCRC members Bill Musser Bill Charbon neau appeared DCRC News letter. h Bills have given lot time own money creation Flying Flat Iron saw test flight last Sunday what sight Frank J Magma AMA 44359 Editor DCRC Newsletter Columbia MD understand Flying Flat Iron used DCRCs air-show demos season Dyke Dyke Delta Have just finished reading April 77 MA 4 Model Aviation FIREFL Engine Sizes 15 19 Wing Span 35% Kit contains Die cut balsa plywood parts wire hardware tank fully illustrat ed step-by-step plans Kit No 247 impressed amused letter editor concerning Dyke Delta model James Walters AMA 93645 Im sure models will scaled flown same manner Walters has done taken previous article homebuilt aircraft Model Feb ruary 1976 Don Berliner thus copying 3-view drawing magazine Id like advise readers furnish 3-view drawing accurate its impor tant model built accurate scale possible builder follows guides will rewarded ex cellent flying copy full-scale Dyke Del ta Reference can made 1/6 scale Delta built Louis Lindeman Dayton Ohio AMA 50914 under stand has sent picture short note can attest its excellent flying qualities However has full 5-channel radio control functions just two Walters has used Delta definitely would quite touchy two channels Id like emphasize Lindemans Delta touchy aileron inputs better word quick cutting down gearing servo bellcrank quickness has alleviated mostly must pointed out however moments inContinued page 80 ATT CONTEST MODELERS offering several items direct basis wholesalers care stock due limited appeal Fox 29 version Combat Special produces about 1 HP @ 21000 RPM 60% nitro e $4495 Fox 40 ase fitted meehan ite piston Faster stock Can fitted carb choice Throttle Model495 Std Intake Model 495 Stunt 35 ed hardened cyl hard piston Price2595 Cyl & Piston 00 Fox 19 ed cyl having twb additional by-passes Runs faster stock Throttle Model3395 Std Intake Model 95 Cyl & Piston . above items call 501-646-1656 or write us directly NEW ITEMS YOU SHOULD TRY Control line flyers should aware Fox Bell Cranks ones will reliably withstand 100 lb pull test Reason made 063 hard alum compe titors 051 soft Small bell crank 86778 Large bell crank 86779 Features inude. 1 Solid state superheterodyne 2 All silicon transistor receiver circuit double tuned front end 3 RF amplifier maximum signal noise ralio unexcelled selectivity 4 4 ultra smafl EK SM servos greater 4 pounds output thrust 5 Receiver servos equipped 3 pin Deans gold plated plugs 6 Adjustable tension control sticks 1977 EK-Products Inc 773 Fox Glow Plug Taps made use production High speed steel precision ground 71432 V4-32 Tap $1000 Fox FILL Fuel Bulb Fills its full 4 oz 8 seconds Heavy wall Ideal filling bladder tanks 30500 fits Pint & Qt cans 30501 fits Gal cans 195 Fox Medium Profile Fuel Tanks brand new shape contains baffle outlet side can run close engine Choice 6 lengths 275 Fox Fuel Line silicone line almost twice strong nearest competitor Try skeptical surgical tubing made specs has heavy wall does collapse Small Surgical Tubing t Med Surgical Tubing25 Ft Large Surgical Tubing Ft Small Tuffline silicone 55 Ft Med Tuffline silicone t Large Tuffline silicone 100 Ft Fox 90303 Tuned Muffler will gain about 700 RPM 60 Universal adapter fits Webra OS Enya Tigre KB well FOX Eagle & Hawk Most effective 11-7 prop stock priced $2495 FX our-full-line brochure write EK-logictrol 3322 Stovall St Irving TX 75061 USA Catalogs also available price $100 distributors jobbers dealers contact us new merchandising program EI log ictrol - .- . S S July19775 MANUFACTURING COMPANY 5305 Towson Fort Smith AR 72901 Nimbus EKiogictrol new 4-channel radio system offers American engineering import prices 1st RC Masters Class 1st RC Advanced 1st RC Novice 1st RC Sport Scale 1st Formula Pylon 1st Quarter Midget Pylon 1st CL Stunt Open 1st CL Stunt Senior 1st CL Stunt Junior 1st CL Combat O & Sr 1st CL Slow Comb O & Sr 1st CL Carrier II Op Jr Sr 1st CL Carrier Jr & Sr 1st CL Class D Speed Open 1st CL Class C Speed Jr & Sr 1st CL Class B Speed Op & Sr 1st CL Cl Speed Op Sr Jr 1st CL Formula 40 Open 1st CL Class B Proto Jr 1st FF Class B Open 1st FF Class C Open HIGH PERFORMANCE * COMPETITION PROVEN * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPlETELY FUEL PROOF SPECIAL PRO SERIES 400 B FOR SERIES 2SPEED & RACING FOADVANCED DESIGN RC-FREE FLIGHT NO 1 IN PYLON RACING CONTROL LINE LEADING SPEED RECORD HOLDER OF ALL TIMES DIA PITCHPRICERC PYLON RACING 5%3489 63 489DIAPITCH PRICE 733441195%3%4 119 83%45 612975546 129 75N 5%N 9456 6%eN 129 77%139sy6%6%7 104671497%7%169 106W 6W14996% 7 iG6EW1597% 7%169 114677% 7% 7/.8159CONTROL LINE 116EW169SPEEO&RACING 11%67169DIAPITCHPRICE 1261794%6%119 125W1794%55%119 12562196798%129 145624977% 10% 11 129 889149 15563099N 9%N149 184% 63898%77%149 W WIDE BLADE91213199 8W EXTRA WIDEN NARROW Letters Editor continued page 5 ertia models usually much less full-scale counterparts therefore scale controls no feel radio controls ag gravate situation model doesnt exist full-scale aircraft Reference can made NASA SAE paper Radio Controlled Model Design Testing Techniques Evalu ation General Aviation Aircraft au thored Sanger M Buck Jr Calvis F Wilson Jr Mr Buck NASA Research Center Mr Wilson Piper Aircraft Corp John Dike Fairborn OH Dyke Delta N/IA Enclosed picture stand-off scale model Dvke Delta JD-2 built trom 3-view February 1976 issue model made its maiden flight mid September 1976 Powered OS Max 50 equipped 5-channel radio con trols engine rudder elevon Kraft mixer retractable landing gear main gear retract system exact scale full-size Dyke Delta wing span 44 inches length 30 inches weight 6/2 pounds model fast touchy aileron con trol Louis C Lindeman AMA 50914 Medway OH U-2 wrote 1975 about flying demo put some kids sta tioned Korea. Im now stationed Stuttgart Germany going through stuff getting ready move came across pictures someone out might interested leave home Dallas father went RC meet tween Dallas Ft Worth can see dates pictures U-2 must have first ducted fan models Maybe will bring back some old memories someone Ive flying RC Sport last three 3 years enjoy magazine very much Keep up good work SFC Gary L Brown HQ VII Corps DEH APO NY 09154 U-2 ideal ducted-fan subject hence inclusion picture Large area eases power requirement Glider-like proportions suggest unique flights powered model Come think has anyone tried electric ducted fans Nikola Tesla TV way Model Aviation article about Nikola Tesla TeslaFather RC presented readers really shook up some people TV pro ducers office played major role decision make 90-minute TV Special about Tesla Glen Taylor president firm wasnt delivered about 30 pounds Tesla data brief case full could hardly close lid However guys said way staff laid out drawings photos really impressed everyone said thoughts phase Teslas life like wonder what rest life like Teslas name has eliminated college engineering text books soon will get great deal exposure college students everyone else TV George V Sosic AMA 83316 Inglewood CA Mr Sosics article TeslaFather RC March 1976 MA included sche matics photos model submarines boats demonstrated publicly before turn century Tesla died 1940s towering figure scientific world results ventions inseparable part day life Some fantastic concepts re main challengeyet man did much generation transm sion power alternating current tuned circuits other things ing forgotten life story mind bog gling few books Prodigal Genius David McKay Co 750 Third Ave. New York NY $595 also Tartan Books paper back $345 75e postageCal residents add 21e tax B Dalton Pickwick Book Shops 6743 Hollywood Blvd Hollywood CA 90028 nationwide chain Lightning Hand Sage Books 2679 5 York St Denver CO 80210 $595 Nikola TeslaElectrical Genius Simon Shuster West 39th St New York NY 10018 Publisher Julian Messner 80 Model Aviation OUT- PERFORMS ALL OTHERS AT THE 1976 NATIONALS
Edition: Model Aviation - 1977/07
Page Numbers: 4, 5, 80
MIDWEST COMBAT Competitors EASY TO BUILDEASY TO FLY EASY TO WIN WITH LIL SNIP Engine Size 049 cu Wing Span 25% Kit contains Die cut balsa plywood parts wire hardware tank fully illustrated step-by-step plans two versions Kit No 246 MATADOR Wing Span 42 control line combat model 35 engines Designed Rich Von Lopez Kit contains Die cut balsa plywood parts wire hardware tank fully illustrated stepby-step planKit No 248 P minwes ~PRODUCT5 CO (4 400 South Indiana St. Hobart IndIana 46342 letters GE editor___ SM tters will carefully considered general interest used Send Model Aviation 815 15th St NW Washington DC 20005 King Kong finally able get few pictures Skylark flight flies very slow very stable.. engine O& R 134cc flew three flights engine heated up 20 X 5 pitch prop am looking engine little larger something 145 20 O&R just able fly Ed Fleury AMA 58469 Detroit MI picture Eds 14-ft Skylark ap peared Ron Van Puttes column last October issue 18-lb model has now flown successfullyas additional photos verify Con trols moved steel cables belicranks See Model Dealer very much impressed ar ticle Nothing Fancy December 76 issue Model Aviation Ive decided build model would appreciate sent plans Enclosed check Also since first RC plane would greatly appreciate addi tional information could provide re garding construction flying RC systems etc have criticism other comparable model aircraft magazines lack good basic articles beginner Ive seen words See Hobby Dealer far too often seems able assimi late technical information ar ticles need least Doug Schaefer Easton PA 18042 Mr Schaefer put touch designer Nothing Fancy Model Aviation has much space must devote considerable portion its pages AMA matters agree universal need informative articles features modeling field com plex magazines probably could run how-to things cover cover still adequately fill need bookssome hobby shops As able MA will publish such itemsa massive two -parter foam cutting thereof skinning etc com ing up problem beginner material everyone thinks just kids need info average reader age field magazines very highand so-called beginners reading adults Being beginner matter age Flying Flat Iron Enclosed picture two DCRC members Bill Musser Bill Charbon neau appeared DCRC News letter. h Bills have given lot time own money creation Flying Flat Iron saw test flight last Sunday what sight Frank J Magma AMA 44359 Editor DCRC Newsletter Columbia MD understand Flying Flat Iron used DCRCs air-show demos season Dyke Dyke Delta Have just finished reading April 77 MA 4 Model Aviation FIREFL Engine Sizes 15 19 Wing Span 35% Kit contains Die cut balsa plywood parts wire hardware tank fully illustrat ed step-by-step plans Kit No 247 impressed amused letter editor concerning Dyke Delta model James Walters AMA 93645 Im sure models will scaled flown same manner Walters has done taken previous article homebuilt aircraft Model Feb ruary 1976 Don Berliner thus copying 3-view drawing magazine Id like advise readers furnish 3-view drawing accurate its impor tant model built accurate scale possible builder follows guides will rewarded ex cellent flying copy full-scale Dyke Del ta Reference can made 1/6 scale Delta built Louis Lindeman Dayton Ohio AMA 50914 under stand has sent picture short note can attest its excellent flying qualities However has full 5-channel radio control functions just two Walters has used Delta definitely would quite touchy two channels Id like emphasize Lindemans Delta touchy aileron inputs better word quick cutting down gearing servo bellcrank quickness has alleviated mostly must pointed out however moments inContinued page 80 ATT CONTEST MODELERS offering several items direct basis wholesalers care stock due limited appeal Fox 29 version Combat Special produces about 1 HP @ 21000 RPM 60% nitro e $4495 Fox 40 ase fitted meehan ite piston Faster stock Can fitted carb choice Throttle Model495 Std Intake Model 495 Stunt 35 ed hardened cyl hard piston Price2595 Cyl & Piston 00 Fox 19 ed cyl having twb additional by-passes Runs faster stock Throttle Model3395 Std Intake Model 95 Cyl & Piston . above items call 501-646-1656 or write us directly NEW ITEMS YOU SHOULD TRY Control line flyers should aware Fox Bell Cranks ones will reliably withstand 100 lb pull test Reason made 063 hard alum compe titors 051 soft Small bell crank 86778 Large bell crank 86779 Features inude. 1 Solid state superheterodyne 2 All silicon transistor receiver circuit double tuned front end 3 RF amplifier maximum signal noise ralio unexcelled selectivity 4 4 ultra smafl EK SM servos greater 4 pounds output thrust 5 Receiver servos equipped 3 pin Deans gold plated plugs 6 Adjustable tension control sticks 1977 EK-Products Inc 773 Fox Glow Plug Taps made use production High speed steel precision ground 71432 V4-32 Tap $1000 Fox FILL Fuel Bulb Fills its full 4 oz 8 seconds Heavy wall Ideal filling bladder tanks 30500 fits Pint & Qt cans 30501 fits Gal cans 195 Fox Medium Profile Fuel Tanks brand new shape contains baffle outlet side can run close engine Choice 6 lengths 275 Fox Fuel Line silicone line almost twice strong nearest competitor Try skeptical surgical tubing made specs has heavy wall does collapse Small Surgical Tubing t Med Surgical Tubing25 Ft Large Surgical Tubing Ft Small Tuffline silicone 55 Ft Med Tuffline silicone t Large Tuffline silicone 100 Ft Fox 90303 Tuned Muffler will gain about 700 RPM 60 Universal adapter fits Webra OS Enya Tigre KB well FOX Eagle & Hawk Most effective 11-7 prop stock priced $2495 FX our-full-line brochure write EK-logictrol 3322 Stovall St Irving TX 75061 USA Catalogs also available price $100 distributors jobbers dealers contact us new merchandising program EI log ictrol - .- . S S July19775 MANUFACTURING COMPANY 5305 Towson Fort Smith AR 72901 Nimbus EKiogictrol new 4-channel radio system offers American engineering import prices 1st RC Masters Class 1st RC Advanced 1st RC Novice 1st RC Sport Scale 1st Formula Pylon 1st Quarter Midget Pylon 1st CL Stunt Open 1st CL Stunt Senior 1st CL Stunt Junior 1st CL Combat O & Sr 1st CL Slow Comb O & Sr 1st CL Carrier II Op Jr Sr 1st CL Carrier Jr & Sr 1st CL Class D Speed Open 1st CL Class C Speed Jr & Sr 1st CL Class B Speed Op & Sr 1st CL Cl Speed Op Sr Jr 1st CL Formula 40 Open 1st CL Class B Proto Jr 1st FF Class B Open 1st FF Class C Open HIGH PERFORMANCE * COMPETITION PROVEN * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPlETELY FUEL PROOF SPECIAL PRO SERIES 400 B FOR SERIES 2SPEED & RACING FOADVANCED DESIGN RC-FREE FLIGHT NO 1 IN PYLON RACING CONTROL LINE LEADING SPEED RECORD HOLDER OF ALL TIMES DIA PITCHPRICERC PYLON RACING 5%3489 63 489DIAPITCH PRICE 733441195%3%4 119 83%45 612975546 129 75N 5%N 9456 6%eN 129 77%139sy6%6%7 104671497%7%169 106W 6W14996% 7 iG6EW1597% 7%169 114677% 7% 7/.8159CONTROL LINE 116EW169SPEEO&RACING 11%67169DIAPITCHPRICE 1261794%6%119 125W1794%55%119 12562196798%129 145624977% 10% 11 129 889149 15563099N 9%N149 184% 63898%77%149 W WIDE BLADE91213199 8W EXTRA WIDEN NARROW Letters Editor continued page 5 ertia models usually much less full-scale counterparts therefore scale controls no feel radio controls ag gravate situation model doesnt exist full-scale aircraft Reference can made NASA SAE paper Radio Controlled Model Design Testing Techniques Evalu ation General Aviation Aircraft au thored Sanger M Buck Jr Calvis F Wilson Jr Mr Buck NASA Research Center Mr Wilson Piper Aircraft Corp John Dike Fairborn OH Dyke Delta N/IA Enclosed picture stand-off scale model Dvke Delta JD-2 built trom 3-view February 1976 issue model made its maiden flight mid September 1976 Powered OS Max 50 equipped 5-channel radio con trols engine rudder elevon Kraft mixer retractable landing gear main gear retract system exact scale full-size Dyke Delta wing span 44 inches length 30 inches weight 6/2 pounds model fast touchy aileron con trol Louis C Lindeman AMA 50914 Medway OH U-2 wrote 1975 about flying demo put some kids sta tioned Korea. Im now stationed Stuttgart Germany going through stuff getting ready move came across pictures someone out might interested leave home Dallas father went RC meet tween Dallas Ft Worth can see dates pictures U-2 must have first ducted fan models Maybe will bring back some old memories someone Ive flying RC Sport last three 3 years enjoy magazine very much Keep up good work SFC Gary L Brown HQ VII Corps DEH APO NY 09154 U-2 ideal ducted-fan subject hence inclusion picture Large area eases power requirement Glider-like proportions suggest unique flights powered model Come think has anyone tried electric ducted fans Nikola Tesla TV way Model Aviation article about Nikola Tesla TeslaFather RC presented readers really shook up some people TV pro ducers office played major role decision make 90-minute TV Special about Tesla Glen Taylor president firm wasnt delivered about 30 pounds Tesla data brief case full could hardly close lid However guys said way staff laid out drawings photos really impressed everyone said thoughts phase Teslas life like wonder what rest life like Teslas name has eliminated college engineering text books soon will get great deal exposure college students everyone else TV George V Sosic AMA 83316 Inglewood CA Mr Sosics article TeslaFather RC March 1976 MA included sche matics photos model submarines boats demonstrated publicly before turn century Tesla died 1940s towering figure scientific world results ventions inseparable part day life Some fantastic concepts re main challengeyet man did much generation transm sion power alternating current tuned circuits other things ing forgotten life story mind bog gling few books Prodigal Genius David McKay Co 750 Third Ave. New York NY $595 also Tartan Books paper back $345 75e postageCal residents add 21e tax B Dalton Pickwick Book Shops 6743 Hollywood Blvd Hollywood CA 90028 nationwide chain Lightning Hand Sage Books 2679 5 York St Denver CO 80210 $595 Nikola TeslaElectrical Genius Simon Shuster West 39th St New York NY 10018 Publisher Julian Messner 80 Model Aviation OUT- PERFORMS ALL OTHERS AT THE 1976 NATIONALS
Edition: Model Aviation - 1977/07
Page Numbers: 4, 5, 80
MIDWEST COMBAT Competitors EASY TO BUILDEASY TO FLY EASY TO WIN WITH LIL SNIP Engine Size 049 cu Wing Span 25% Kit contains Die cut balsa plywood parts wire hardware tank fully illustrated step-by-step plans two versions Kit No 246 MATADOR Wing Span 42 control line combat model 35 engines Designed Rich Von Lopez Kit contains Die cut balsa plywood parts wire hardware tank fully illustrated stepby-step planKit No 248 P minwes ~PRODUCT5 CO (4 400 South Indiana St. Hobart IndIana 46342 letters GE editor___ SM tters will carefully considered general interest used Send Model Aviation 815 15th St NW Washington DC 20005 King Kong finally able get few pictures Skylark flight flies very slow very stable.. engine O& R 134cc flew three flights engine heated up 20 X 5 pitch prop am looking engine little larger something 145 20 O&R just able fly Ed Fleury AMA 58469 Detroit MI picture Eds 14-ft Skylark ap peared Ron Van Puttes column last October issue 18-lb model has now flown successfullyas additional photos verify Con trols moved steel cables belicranks See Model Dealer very much impressed ar ticle Nothing Fancy December 76 issue Model Aviation Ive decided build model would appreciate sent plans Enclosed check Also since first RC plane would greatly appreciate addi tional information could provide re garding construction flying RC systems etc have criticism other comparable model aircraft magazines lack good basic articles beginner Ive seen words See Hobby Dealer far too often seems able assimi late technical information ar ticles need least Doug Schaefer Easton PA 18042 Mr Schaefer put touch designer Nothing Fancy Model Aviation has much space must devote considerable portion its pages AMA matters agree universal need informative articles features modeling field com plex magazines probably could run how-to things cover cover still adequately fill need bookssome hobby shops As able MA will publish such itemsa massive two -parter foam cutting thereof skinning etc com ing up problem beginner material everyone thinks just kids need info average reader age field magazines very highand so-called beginners reading adults Being beginner matter age Flying Flat Iron Enclosed picture two DCRC members Bill Musser Bill Charbon neau appeared DCRC News letter. h Bills have given lot time own money creation Flying Flat Iron saw test flight last Sunday what sight Frank J Magma AMA 44359 Editor DCRC Newsletter Columbia MD understand Flying Flat Iron used DCRCs air-show demos season Dyke Dyke Delta Have just finished reading April 77 MA 4 Model Aviation FIREFL Engine Sizes 15 19 Wing Span 35% Kit contains Die cut balsa plywood parts wire hardware tank fully illustrat ed step-by-step plans Kit No 247 impressed amused letter editor concerning Dyke Delta model James Walters AMA 93645 Im sure models will scaled flown same manner Walters has done taken previous article homebuilt aircraft Model Feb ruary 1976 Don Berliner thus copying 3-view drawing magazine Id like advise readers furnish 3-view drawing accurate its impor tant model built accurate scale possible builder follows guides will rewarded ex cellent flying copy full-scale Dyke Del ta Reference can made 1/6 scale Delta built Louis Lindeman Dayton Ohio AMA 50914 under stand has sent picture short note can attest its excellent flying qualities However has full 5-channel radio control functions just two Walters has used Delta definitely would quite touchy two channels Id like emphasize Lindemans Delta touchy aileron inputs better word quick cutting down gearing servo bellcrank quickness has alleviated mostly must pointed out however moments inContinued page 80 ATT CONTEST MODELERS offering several items direct basis wholesalers care stock due limited appeal Fox 29 version Combat Special produces about 1 HP @ 21000 RPM 60% nitro e $4495 Fox 40 ase fitted meehan ite piston Faster stock Can fitted carb choice Throttle Model495 Std Intake Model 495 Stunt 35 ed hardened cyl hard piston Price2595 Cyl & Piston 00 Fox 19 ed cyl having twb additional by-passes Runs faster stock Throttle Model3395 Std Intake Model 95 Cyl & Piston . above items call 501-646-1656 or write us directly NEW ITEMS YOU SHOULD TRY Control line flyers should aware Fox Bell Cranks ones will reliably withstand 100 lb pull test Reason made 063 hard alum compe titors 051 soft Small bell crank 86778 Large bell crank 86779 Features inude. 1 Solid state superheterodyne 2 All silicon transistor receiver circuit double tuned front end 3 RF amplifier maximum signal noise ralio unexcelled selectivity 4 4 ultra smafl EK SM servos greater 4 pounds output thrust 5 Receiver servos equipped 3 pin Deans gold plated plugs 6 Adjustable tension control sticks 1977 EK-Products Inc 773 Fox Glow Plug Taps made use production High speed steel precision ground 71432 V4-32 Tap $1000 Fox FILL Fuel Bulb Fills its full 4 oz 8 seconds Heavy wall Ideal filling bladder tanks 30500 fits Pint & Qt cans 30501 fits Gal cans 195 Fox Medium Profile Fuel Tanks brand new shape contains baffle outlet side can run close engine Choice 6 lengths 275 Fox Fuel Line silicone line almost twice strong nearest competitor Try skeptical surgical tubing made specs has heavy wall does collapse Small Surgical Tubing t Med Surgical Tubing25 Ft Large Surgical Tubing Ft Small Tuffline silicone 55 Ft Med Tuffline silicone t Large Tuffline silicone 100 Ft Fox 90303 Tuned Muffler will gain about 700 RPM 60 Universal adapter fits Webra OS Enya Tigre KB well FOX Eagle & Hawk Most effective 11-7 prop stock priced $2495 FX our-full-line brochure write EK-logictrol 3322 Stovall St Irving TX 75061 USA Catalogs also available price $100 distributors jobbers dealers contact us new merchandising program EI log ictrol - .- . S S July19775 MANUFACTURING COMPANY 5305 Towson Fort Smith AR 72901 Nimbus EKiogictrol new 4-channel radio system offers American engineering import prices 1st RC Masters Class 1st RC Advanced 1st RC Novice 1st RC Sport Scale 1st Formula Pylon 1st Quarter Midget Pylon 1st CL Stunt Open 1st CL Stunt Senior 1st CL Stunt Junior 1st CL Combat O & Sr 1st CL Slow Comb O & Sr 1st CL Carrier II Op Jr Sr 1st CL Carrier Jr & Sr 1st CL Class D Speed Open 1st CL Class C Speed Jr & Sr 1st CL Class B Speed Op & Sr 1st CL Cl Speed Op Sr Jr 1st CL Formula 40 Open 1st CL Class B Proto Jr 1st FF Class B Open 1st FF Class C Open HIGH PERFORMANCE * COMPETITION PROVEN * THIN RIGID BLADES OF HARD MAPLE WOOD * SUPERBLY FINISHED COMPlETELY FUEL PROOF SPECIAL PRO SERIES 400 B FOR SERIES 2SPEED & RACING FOADVANCED DESIGN RC-FREE FLIGHT NO 1 IN PYLON RACING CONTROL LINE LEADING SPEED RECORD HOLDER OF ALL TIMES DIA PITCHPRICERC PYLON RACING 5%3489 63 489DIAPITCH PRICE 733441195%3%4 119 83%45 612975546 129 75N 5%N 9456 6%eN 129 77%139sy6%6%7 104671497%7%169 106W 6W14996% 7 iG6EW1597% 7%169 114677% 7% 7/.8159CONTROL LINE 116EW169SPEEO&RACING 11%67169DIAPITCHPRICE 1261794%6%119 125W1794%55%119 12562196798%129 145624977% 10% 11 129 889149 15563099N 9%N149 184% 63898%77%149 W WIDE BLADE91213199 8W EXTRA WIDEN NARROW Letters Editor continued page 5 ertia models usually much less full-scale counterparts therefore scale controls no feel radio controls ag gravate situation model doesnt exist full-scale aircraft Reference can made NASA SAE paper Radio Controlled Model Design Testing Techniques Evalu ation General Aviation Aircraft au thored Sanger M Buck Jr Calvis F Wilson Jr Mr Buck NASA Research Center Mr Wilson Piper Aircraft Corp John Dike Fairborn OH Dyke Delta N/IA Enclosed picture stand-off scale model Dvke Delta JD-2 built trom 3-view February 1976 issue model made its maiden flight mid September 1976 Powered OS Max 50 equipped 5-channel radio con trols engine rudder elevon Kraft mixer retractable landing gear main gear retract system exact scale full-size Dyke Delta wing span 44 inches length 30 inches weight 6/2 pounds model fast touchy aileron con trol Louis C Lindeman AMA 50914 Medway OH U-2 wrote 1975 about flying demo put some kids sta tioned Korea. Im now stationed Stuttgart Germany going through stuff getting ready move came across pictures someone out might interested leave home Dallas father went RC meet tween Dallas Ft Worth can see dates pictures U-2 must have first ducted fan models Maybe will bring back some old memories someone Ive flying RC Sport last three 3 years enjoy magazine very much Keep up good work SFC Gary L Brown HQ VII Corps DEH APO NY 09154 U-2 ideal ducted-fan subject hence inclusion picture Large area eases power requirement Glider-like proportions suggest unique flights powered model Come think has anyone tried electric ducted fans Nikola Tesla TV way Model Aviation article about Nikola Tesla TeslaFather RC presented readers really shook up some people TV pro ducers office played major role decision make 90-minute TV Special about Tesla Glen Taylor president firm wasnt delivered about 30 pounds Tesla data brief case full could hardly close lid However guys said way staff laid out drawings photos really impressed everyone said thoughts phase Teslas life like wonder what rest life like Teslas name has eliminated college engineering text books soon will get great deal exposure college students everyone else TV George V Sosic AMA 83316 Inglewood CA Mr Sosics article TeslaFather RC March 1976 MA included sche matics photos model submarines boats demonstrated publicly before turn century Tesla died 1940s towering figure scientific world results ventions inseparable part day life Some fantastic concepts re main challengeyet man did much generation transm sion power alternating current tuned circuits other things ing forgotten life story mind bog gling few books Prodigal Genius David McKay Co 750 Third Ave. New York NY $595 also Tartan Books paper back $345 75e postageCal residents add 21e tax B Dalton Pickwick Book Shops 6743 Hollywood Blvd Hollywood CA 90028 nationwide chain Lightning Hand Sage Books 2679 5 York St Denver CO 80210 $595 Nikola TeslaElectrical Genius Simon Shuster West 39th St New York NY 10018 Publisher Julian Messner 80 Model Aviation OUT- PERFORMS ALL OTHERS AT THE 1976 NATIONALS