Radio Control HELICOPTERS Dave Chesney TRUE TO FORM missed Atlanta GA Schluter Cup Helicopter Meet having made previous commitment help soccer tournament looks like P11 havetostaricheck ing calendar carefully future especially now Helicopter fun-flies coming popular reports Ive heard fun-fly meets Helicopter activities really taking off Local Helicopter activities upswing too least four new fliers Greensboro area have completed ma chines has few hover flights under belt Its good see surge interest flying activities have somewhat limited several weeks due major crash major move shop equipment Several projects have put aside temporarily apologies expecting replies letters P11 back track soon major crash mentioned involved 5X8 1 Due failure tail rotor drive Walt Schoonard says check set screws flex shaft itoften put SX inverted about 150 ft wish would have presence photograph wreckage because really looked like total loss pleasantly surprised required less $80 worth parts repair Jam amazed rugged plastic fuselage casing Helicopters fragile beginners might thinkpass word So SX gets added project list things could have worseI might have crashed airplane Boy have developed dislike balsa dust received some calls letters John Burleson Washington DC regarding some projects Pd like share Firt about Heliboy pitch axle modification John writes thrust bearings shown installed shafts will handleover2000 poundsoflongi tudinal loading thrust bearings intended relieve radial bearing rotor head thrust loading John says fellow flier Bob Harris flying thrust bearing mod SX 81 over month good results Johns letter goes say set up 5X8 using two new blade pitch axles stalled thrust bearing axle Now after running six gallons fuel through engine blade axle using thrust bearing showed no signs wear alL however other axle badly worn need replacement John explains two methods install thrust bearingbearing part number is03Yl 4 manufactured Andrews Bearing Spartanburg SC both methods points out additional thrust bearing has race tight-fit bore race loose-fit bore always make sure loose-fit bore goes first 505 seat against existing radial bearings inner race first installation method requires inside face bearing block Schluter Part No 555 relieved 085 accommodate new Andrews bearing Once bearing block relieved make sure axle bearings reinstalled block that radial bearing held off its fully-seated position about 005 020 50 new thrust bearing carries longitudinal load caused centrifugal forces main rotor axle alternate method requires no machining block may require pitch-arm slots main rotor side plates opened up filing Just install thrust bearing reinstall shaft bearing block Since block machined pitch arm will approxi mately 005 020 closer main rotor shaft requiring slots side plates filed accordingly thrust bearing modification should worth effort John has highly recommended Johns other projects have included Schluter Mini-Boy Kalt Baron 50 Johns Kalt featured photos said some very favor able things about kit photos would bear out comments regarding high quality kit building skill look forward hearing him about Baron 50 Custom Another Kalt machine sure become Continued page 134 September 1982 43 John Burlesons beautiful Kaft Baron 50 Custom RC Helicopter Theres column Photos liv Myers Baron 50-C rotor head features cast parts excellent quality Notethat pitch arms bolt easy replace crash damaged Close-up Baron tall rotor mechanics Note double bearings inside blade holders John Burlesons modIfication Schluter collective pitch blade axles thrust bearing added Read column put together crew 38 workers did outstanding job completing 120 heat races two days workers rewarded drawing merchandise conclusion contest Results Top FiveQuickie5001 Bartels 2 Schattauer 3 Jacobson 4 Ritch 5 C Smith Top FiveQuarter Midgeti Parks 2 Reuther 3 Latsha 4 Ferentinos 5 Davis Top FiveFormula Onei William son 2 Jacobson 3 N Johnson 4 Brogdon 5 Jett looks though way group handled takeoff order Formula worked out well Keep reports comin& Bill Hager 706 Glenhaven Dr Conro TX 77302 RC Helicopters/Chesney Continued page 43 popular Baron 20 first look Toledo Show impressed real turn-on see little machine perform good friend Bailey Harris Charlotte NC invited down some late afternoon flying demonstrated Baron 20 Flying 69 Gold Medal Kraft radio OS Max 25F5R put quite show Based upon demon strations comments limited time stick myself would say Baron 20 excellent combination small size per formance gearing little Helicopter seems flaw less no loading excessive heating engineeven maximum-performance vertical climbs tried Response Baron 20 crisp Since Bailey flies two sticks flies tail stick motion opposite way normal fliers stick time machine limited have convinced him allow installation Circus Apollo radio machine however next month should have chance bit flying Baron Servo reverse switches featured Apollo will allow us share flying time having battle tail rotor differences Kalt Apollo next month National Capitol Radio Control Helicop ter Association Newsletter came other day Edited Lucia Lawrence guidance Im sure Joe Lawrence NCRCHA boasts 39 individual members five clubs organiza tions mailing list John Burleson has actively contributed newsletter has Bob Harris Horace Hagen wrote bit information gyros want share Gyros Revisited Since last report gyros January81 newsletter have pretty busy trying out several new gyros Japan first let give update World Engines UK Gyro experimenting few months last year Because price attractive did best make unit work tried several mods finally threw towel discovered unit just did have sufficient sensitivity around neutralwhere need lay blame fact has flywheel does provide enough gyroscopic precession rpm small electric motors exhibit made up list gyros know about would believe came up nine different units seven manufac tured Japan have chance try four have tested JR Sanwa Futaba Ko gyros choice present time Kodue mainly its low projected price $6995 Kraft systems quality excellent four units uses potentiometer sensing ele ment employ either Hall-effect transistor combination permanent magnet infrared LED/infrared sensor combination hours Ill spending basement modifying Kavan gyros numbered After modifying well over hundred wont mind never see another Kavan gyro mod necessary Japanese gyros rewiring connectors very simple taskContinued page 136 Free-Flight RIC Assist SUPER BRIGADIER 66 6 Span 15 25 Power Plan Set $ channel RIO Old favorite RIO version has ailerons SUPER BRIGADIER 44 1 12A i/C Free-Flight Assist Plan Set pan i/C Training #RCFF-3 es Complete Plans Sub Assembly Detailed Parts Lists Add $200 Mailing Tube Send $100 refundable Complete Information Kits some really great things comel 134 Model Aviation ANOTHER GREAT WINDER List $5625 Plus shipping JOHN MORRILLS SIDEWINDER popular biplane design Designed .Z 0( aD e. Aeromaster Too Easytobuild tofly. fully aerobatic . racy good looks trophy winner over 16 years Wingspan 48 52e U Wing Area 817864 910 sqin* ne 60-78 U Weight 7 lbs iepending configuration build drews Aircraft Model Co Urbana IL 61801 x721 division Great Planes odel Manufacturing Company RJL K61 eAmerican made Schnuerle ports eoouble ball bearing ePerry carburetor eForged & domed piston eForged & bushea con rod CO-ring sealed back cover lnvestment cast crankcase Kraft Engine Warranty Parts & Repair RJL INDUSTRIES PO BOX 5654 PASADENA CA 91107 213 359-0016 795-9821 Suggested Retail $14800 Muffler Included Precision Built Heavy Duty Winderl Free Flight Hardware $100 FOR CATALOG %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red
Edition: Model Aviation - 1982/09
Page Numbers: 43, 134, 136
Radio Control HELICOPTERS Dave Chesney TRUE TO FORM missed Atlanta GA Schluter Cup Helicopter Meet having made previous commitment help soccer tournament looks like P11 havetostaricheck ing calendar carefully future especially now Helicopter fun-flies coming popular reports Ive heard fun-fly meets Helicopter activities really taking off Local Helicopter activities upswing too least four new fliers Greensboro area have completed ma chines has few hover flights under belt Its good see surge interest flying activities have somewhat limited several weeks due major crash major move shop equipment Several projects have put aside temporarily apologies expecting replies letters P11 back track soon major crash mentioned involved 5X8 1 Due failure tail rotor drive Walt Schoonard says check set screws flex shaft itoften put SX inverted about 150 ft wish would have presence photograph wreckage because really looked like total loss pleasantly surprised required less $80 worth parts repair Jam amazed rugged plastic fuselage casing Helicopters fragile beginners might thinkpass word So SX gets added project list things could have worseI might have crashed airplane Boy have developed dislike balsa dust received some calls letters John Burleson Washington DC regarding some projects Pd like share Firt about Heliboy pitch axle modification John writes thrust bearings shown installed shafts will handleover2000 poundsoflongi tudinal loading thrust bearings intended relieve radial bearing rotor head thrust loading John says fellow flier Bob Harris flying thrust bearing mod SX 81 over month good results Johns letter goes say set up 5X8 using two new blade pitch axles stalled thrust bearing axle Now after running six gallons fuel through engine blade axle using thrust bearing showed no signs wear alL however other axle badly worn need replacement John explains two methods install thrust bearingbearing part number is03Yl 4 manufactured Andrews Bearing Spartanburg SC both methods points out additional thrust bearing has race tight-fit bore race loose-fit bore always make sure loose-fit bore goes first 505 seat against existing radial bearings inner race first installation method requires inside face bearing block Schluter Part No 555 relieved 085 accommodate new Andrews bearing Once bearing block relieved make sure axle bearings reinstalled block that radial bearing held off its fully-seated position about 005 020 50 new thrust bearing carries longitudinal load caused centrifugal forces main rotor axle alternate method requires no machining block may require pitch-arm slots main rotor side plates opened up filing Just install thrust bearing reinstall shaft bearing block Since block machined pitch arm will approxi mately 005 020 closer main rotor shaft requiring slots side plates filed accordingly thrust bearing modification should worth effort John has highly recommended Johns other projects have included Schluter Mini-Boy Kalt Baron 50 Johns Kalt featured photos said some very favor able things about kit photos would bear out comments regarding high quality kit building skill look forward hearing him about Baron 50 Custom Another Kalt machine sure become Continued page 134 September 1982 43 John Burlesons beautiful Kaft Baron 50 Custom RC Helicopter Theres column Photos liv Myers Baron 50-C rotor head features cast parts excellent quality Notethat pitch arms bolt easy replace crash damaged Close-up Baron tall rotor mechanics Note double bearings inside blade holders John Burlesons modIfication Schluter collective pitch blade axles thrust bearing added Read column put together crew 38 workers did outstanding job completing 120 heat races two days workers rewarded drawing merchandise conclusion contest Results Top FiveQuickie5001 Bartels 2 Schattauer 3 Jacobson 4 Ritch 5 C Smith Top FiveQuarter Midgeti Parks 2 Reuther 3 Latsha 4 Ferentinos 5 Davis Top FiveFormula Onei William son 2 Jacobson 3 N Johnson 4 Brogdon 5 Jett looks though way group handled takeoff order Formula worked out well Keep reports comin& Bill Hager 706 Glenhaven Dr Conro TX 77302 RC Helicopters/Chesney Continued page 43 popular Baron 20 first look Toledo Show impressed real turn-on see little machine perform good friend Bailey Harris Charlotte NC invited down some late afternoon flying demonstrated Baron 20 Flying 69 Gold Medal Kraft radio OS Max 25F5R put quite show Based upon demon strations comments limited time stick myself would say Baron 20 excellent combination small size per formance gearing little Helicopter seems flaw less no loading excessive heating engineeven maximum-performance vertical climbs tried Response Baron 20 crisp Since Bailey flies two sticks flies tail stick motion opposite way normal fliers stick time machine limited have convinced him allow installation Circus Apollo radio machine however next month should have chance bit flying Baron Servo reverse switches featured Apollo will allow us share flying time having battle tail rotor differences Kalt Apollo next month National Capitol Radio Control Helicop ter Association Newsletter came other day Edited Lucia Lawrence guidance Im sure Joe Lawrence NCRCHA boasts 39 individual members five clubs organiza tions mailing list John Burleson has actively contributed newsletter has Bob Harris Horace Hagen wrote bit information gyros want share Gyros Revisited Since last report gyros January81 newsletter have pretty busy trying out several new gyros Japan first let give update World Engines UK Gyro experimenting few months last year Because price attractive did best make unit work tried several mods finally threw towel discovered unit just did have sufficient sensitivity around neutralwhere need lay blame fact has flywheel does provide enough gyroscopic precession rpm small electric motors exhibit made up list gyros know about would believe came up nine different units seven manufac tured Japan have chance try four have tested JR Sanwa Futaba Ko gyros choice present time Kodue mainly its low projected price $6995 Kraft systems quality excellent four units uses potentiometer sensing ele ment employ either Hall-effect transistor combination permanent magnet infrared LED/infrared sensor combination hours Ill spending basement modifying Kavan gyros numbered After modifying well over hundred wont mind never see another Kavan gyro mod necessary Japanese gyros rewiring connectors very simple taskContinued page 136 Free-Flight RIC Assist SUPER BRIGADIER 66 6 Span 15 25 Power Plan Set $ channel RIO Old favorite RIO version has ailerons SUPER BRIGADIER 44 1 12A i/C Free-Flight Assist Plan Set pan i/C Training #RCFF-3 es Complete Plans Sub Assembly Detailed Parts Lists Add $200 Mailing Tube Send $100 refundable Complete Information Kits some really great things comel 134 Model Aviation ANOTHER GREAT WINDER List $5625 Plus shipping JOHN MORRILLS SIDEWINDER popular biplane design Designed .Z 0( aD e. Aeromaster Too Easytobuild tofly. fully aerobatic . racy good looks trophy winner over 16 years Wingspan 48 52e U Wing Area 817864 910 sqin* ne 60-78 U Weight 7 lbs iepending configuration build drews Aircraft Model Co Urbana IL 61801 x721 division Great Planes odel Manufacturing Company RJL K61 eAmerican made Schnuerle ports eoouble ball bearing ePerry carburetor eForged & domed piston eForged & bushea con rod CO-ring sealed back cover lnvestment cast crankcase Kraft Engine Warranty Parts & Repair RJL INDUSTRIES PO BOX 5654 PASADENA CA 91107 213 359-0016 795-9821 Suggested Retail $14800 Muffler Included Precision Built Heavy Duty Winderl Free Flight Hardware $100 FOR CATALOG %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red
Edition: Model Aviation - 1982/09
Page Numbers: 43, 134, 136
Radio Control HELICOPTERS Dave Chesney TRUE TO FORM missed Atlanta GA Schluter Cup Helicopter Meet having made previous commitment help soccer tournament looks like P11 havetostaricheck ing calendar carefully future especially now Helicopter fun-flies coming popular reports Ive heard fun-fly meets Helicopter activities really taking off Local Helicopter activities upswing too least four new fliers Greensboro area have completed ma chines has few hover flights under belt Its good see surge interest flying activities have somewhat limited several weeks due major crash major move shop equipment Several projects have put aside temporarily apologies expecting replies letters P11 back track soon major crash mentioned involved 5X8 1 Due failure tail rotor drive Walt Schoonard says check set screws flex shaft itoften put SX inverted about 150 ft wish would have presence photograph wreckage because really looked like total loss pleasantly surprised required less $80 worth parts repair Jam amazed rugged plastic fuselage casing Helicopters fragile beginners might thinkpass word So SX gets added project list things could have worseI might have crashed airplane Boy have developed dislike balsa dust received some calls letters John Burleson Washington DC regarding some projects Pd like share Firt about Heliboy pitch axle modification John writes thrust bearings shown installed shafts will handleover2000 poundsoflongi tudinal loading thrust bearings intended relieve radial bearing rotor head thrust loading John says fellow flier Bob Harris flying thrust bearing mod SX 81 over month good results Johns letter goes say set up 5X8 using two new blade pitch axles stalled thrust bearing axle Now after running six gallons fuel through engine blade axle using thrust bearing showed no signs wear alL however other axle badly worn need replacement John explains two methods install thrust bearingbearing part number is03Yl 4 manufactured Andrews Bearing Spartanburg SC both methods points out additional thrust bearing has race tight-fit bore race loose-fit bore always make sure loose-fit bore goes first 505 seat against existing radial bearings inner race first installation method requires inside face bearing block Schluter Part No 555 relieved 085 accommodate new Andrews bearing Once bearing block relieved make sure axle bearings reinstalled block that radial bearing held off its fully-seated position about 005 020 50 new thrust bearing carries longitudinal load caused centrifugal forces main rotor axle alternate method requires no machining block may require pitch-arm slots main rotor side plates opened up filing Just install thrust bearing reinstall shaft bearing block Since block machined pitch arm will approxi mately 005 020 closer main rotor shaft requiring slots side plates filed accordingly thrust bearing modification should worth effort John has highly recommended Johns other projects have included Schluter Mini-Boy Kalt Baron 50 Johns Kalt featured photos said some very favor able things about kit photos would bear out comments regarding high quality kit building skill look forward hearing him about Baron 50 Custom Another Kalt machine sure become Continued page 134 September 1982 43 John Burlesons beautiful Kaft Baron 50 Custom RC Helicopter Theres column Photos liv Myers Baron 50-C rotor head features cast parts excellent quality Notethat pitch arms bolt easy replace crash damaged Close-up Baron tall rotor mechanics Note double bearings inside blade holders John Burlesons modIfication Schluter collective pitch blade axles thrust bearing added Read column put together crew 38 workers did outstanding job completing 120 heat races two days workers rewarded drawing merchandise conclusion contest Results Top FiveQuickie5001 Bartels 2 Schattauer 3 Jacobson 4 Ritch 5 C Smith Top FiveQuarter Midgeti Parks 2 Reuther 3 Latsha 4 Ferentinos 5 Davis Top FiveFormula Onei William son 2 Jacobson 3 N Johnson 4 Brogdon 5 Jett looks though way group handled takeoff order Formula worked out well Keep reports comin& Bill Hager 706 Glenhaven Dr Conro TX 77302 RC Helicopters/Chesney Continued page 43 popular Baron 20 first look Toledo Show impressed real turn-on see little machine perform good friend Bailey Harris Charlotte NC invited down some late afternoon flying demonstrated Baron 20 Flying 69 Gold Medal Kraft radio OS Max 25F5R put quite show Based upon demon strations comments limited time stick myself would say Baron 20 excellent combination small size per formance gearing little Helicopter seems flaw less no loading excessive heating engineeven maximum-performance vertical climbs tried Response Baron 20 crisp Since Bailey flies two sticks flies tail stick motion opposite way normal fliers stick time machine limited have convinced him allow installation Circus Apollo radio machine however next month should have chance bit flying Baron Servo reverse switches featured Apollo will allow us share flying time having battle tail rotor differences Kalt Apollo next month National Capitol Radio Control Helicop ter Association Newsletter came other day Edited Lucia Lawrence guidance Im sure Joe Lawrence NCRCHA boasts 39 individual members five clubs organiza tions mailing list John Burleson has actively contributed newsletter has Bob Harris Horace Hagen wrote bit information gyros want share Gyros Revisited Since last report gyros January81 newsletter have pretty busy trying out several new gyros Japan first let give update World Engines UK Gyro experimenting few months last year Because price attractive did best make unit work tried several mods finally threw towel discovered unit just did have sufficient sensitivity around neutralwhere need lay blame fact has flywheel does provide enough gyroscopic precession rpm small electric motors exhibit made up list gyros know about would believe came up nine different units seven manufac tured Japan have chance try four have tested JR Sanwa Futaba Ko gyros choice present time Kodue mainly its low projected price $6995 Kraft systems quality excellent four units uses potentiometer sensing ele ment employ either Hall-effect transistor combination permanent magnet infrared LED/infrared sensor combination hours Ill spending basement modifying Kavan gyros numbered After modifying well over hundred wont mind never see another Kavan gyro mod necessary Japanese gyros rewiring connectors very simple taskContinued page 136 Free-Flight RIC Assist SUPER BRIGADIER 66 6 Span 15 25 Power Plan Set $ channel RIO Old favorite RIO version has ailerons SUPER BRIGADIER 44 1 12A i/C Free-Flight Assist Plan Set pan i/C Training #RCFF-3 es Complete Plans Sub Assembly Detailed Parts Lists Add $200 Mailing Tube Send $100 refundable Complete Information Kits some really great things comel 134 Model Aviation ANOTHER GREAT WINDER List $5625 Plus shipping JOHN MORRILLS SIDEWINDER popular biplane design Designed .Z 0( aD e. Aeromaster Too Easytobuild tofly. fully aerobatic . racy good looks trophy winner over 16 years Wingspan 48 52e U Wing Area 817864 910 sqin* ne 60-78 U Weight 7 lbs iepending configuration build drews Aircraft Model Co Urbana IL 61801 x721 division Great Planes odel Manufacturing Company RJL K61 eAmerican made Schnuerle ports eoouble ball bearing ePerry carburetor eForged & domed piston eForged & bushea con rod CO-ring sealed back cover lnvestment cast crankcase Kraft Engine Warranty Parts & Repair RJL INDUSTRIES PO BOX 5654 PASADENA CA 91107 213 359-0016 795-9821 Suggested Retail $14800 Muffler Included Precision Built Heavy Duty Winderl Free Flight Hardware $100 FOR CATALOG %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red