C out rot S iIM Combat Charlie Johnson GET STARTED Combat models can fly Nationals year Rich Lopez Steve Hills will run event after Junior/Senior Fast Combat Thursday age groups fly together double-elimination toumament using AMA Fast Combat procedures Lines must 012 35 ft braided engine size either 049 051 Entry fee will $300 $200 MACA Newsletter excess monies going FAI Team Fund Last year prizes included five TD 049s boxes Cox Competition props cards glow plugsall courtesy Cox Mfg Rich Steve hard work getting sponsorship years event Last year Bud Bodzioch won using blend skill model performance luck well two out three isnt bad about building Nats-winning Slow Combat model No plans say besides can never find good wood Mack Henry solves problems offering Nimbler kit form kit costs $2 1 delivered door Contact Mack 269 Elysian Fields Nashville TN 37211 Mack has potent Tune-Hill 05 36 disposal prefers use K&B 35 power slower effective theory least Slow Combat excess speed gets trouble word two about picture Pat Wilcox jumping air catch model during Buckeye Regionals last column carpeted area standing outside flying circle pilots agreed chase model once engines shut off technique snag lines let plane swing around tether ball fashion Everything done safe manner Buckeye didnt occur anything out ordinary until magazine came out use 500mm lens lot shots odd perspective does distort things times like making Texans look like theyd won everything guys Buckeye professional lot Im sorry gave bad impression Bet thought forgot about Slow Combat tank test larry Miles still asks question baffle really necessary Well depends err unqualified maybe Tanks very distict wedge like Randys can get other tanks such profile Fox Veco need baffle intend anything nice smooth maneuvers grocery bag full tanks try came following conclu sions 1 The tank must well sealed Continued page 130 58 Model Aviation Paul Snodgrass holds latest K&B 58powered design Twenty-four ox model has penetration possible contender up coming Speed Pattern event see Column Steve Sardina built beautiful Orbit Ace left Jim Jack owns modern K&B 58powered taperwing right Would Steve really dare use Ace match Anotner Jim jacs different designs Hossi rear esnaust piped tnrou S wing Note tne aluminum elevator pushrod saves weight stops flexing DOWN maneuvers Dry weight 13 oz condensation inside transparent wing covering diameter about 345 needle valve assembly being 155-in thick engine will draw adequately setup although initial acceleration burst will sometimes cause engine sageven die once awhile fuel same fuel use AMA Slow Rat 60% nitro 20% oil 20% alky am able run 47-48 laps mixture 7lap time mid high iSs know kind setup fly Big Goodyear normally run never have $18500 claimed normal may recall year ago reported Buckeye contest January Arizona suggested Big Goodyear competitors going faster pitting oftenbut betterwould yield winning combination True way race run still audacity suggest maybe better way Well year combination won Big Goodyear Buck eye aK&BS8 onaRingmasterrunningmidto high iSs 47-48 laps tank twogood pits Will Nats see repeat see W R Lee 3522 Tamarisk Lane Missouri City TX 77459 CL Combat/Johnson Continued page 58 vent line open air assumed feed line open too feed line should pick up fuel outboard rear portion tank exit position tank should determined engine/needle valve configuration dont aim cylinder head Put vent line inboard feed line slightly front it outboard air coming might get sucked feed line rather fuel Exit location didnt make difference far running preferred location inboard side avoid siphoning fuel 2 Tank width didnt make much difference Randys tank about widest because ofthe pronounced wedge really didnt suffer much change setting during run Variations ventingand particularly condi tion enginehad greater effect 3 Brass tanks fall apart rather easily 4 Either use tank large enough run entire five minutes gives around two half minutes anything less five minutes youll have make pit stop anyway carry around excess weight nose plane As guide found fuel-efficient Tigre 35 used about ounce per minute bushing Tigre used over two ounces per minute high state tune thirsty engine tried Fast Combat Tigre gulped 32 ounces 50% nitroin 40 seconds 5 I tried steel wool pieces foam tank cut down fuel sloshing around no change Save cleaning pots pans 6 Clunk tanks worked better additional line put vent tube tied pickup weight gave about same effect uniflow tank having vent always fuel found some silicone tubing Indy RC worked well small diameter flexible stays 10000 mile roadtestofthe Fox15/Cartier Tantrum model still progress after year half still going strong love flying setup because trouble-free now have Cartier exposed-leadout Slow Combat model Tigre 35 looks like another winner 15 model gets 10-14 minutes flying time 130 Model Aviation EXCITING NEW KITS AND 80% COMPLETED AftF R/C MODELS . FROM THE BEST IN JAPAN! CANDY TWISTER YAMATO 80% completed factory built tnodels traditional balsa plywood ma teria shown photo right SKY MATE complete kit al/parts pre cut exact size Add $200 kit postage handling Arizona residents add 4% Sales Tax Color Catalog Items $200 [iiTRON 344 Lnndon Rridge Plaza Suite D 6403 Republic Seabee Grumman Widgeon $25000 PBY-5 Catalina $40000 See Dealer Mr Gs Products & Supply 1010 Gratiot Marysville Ml 48040 3 ounces fuel rarely needs plug runs kind fuel Ive tried sorts synthetics castor nitro percentages 5-60% engine seems prefer around 20% oil 15% Klotz 5% castor goes faster addition nitro case some engines nitro means sensitive needle settings blown plugs some times less power until head clearance/shape changed Maximum power motor limited because still has rather small stock venturi Just what always wanted Monoboom SP SP stands Speed Pattern event might catch some day Its tried various parts country already fixed series loops eights level flight total elapsed time what counts think trying AMA Stunt Pattern about two half minutes SP plane will larger set up rear exhaust engines like K&B Tigre 40 straight pipe talking lots horsepower like 130mph-producing horsepower Proponents say event future non-destructive measure pilot skill model/engine perfor mance Whatever happened lady luck come FAI Combat Team Trials arent Nationals like other CL events guess main reason amd tell people Combat program well organized locked before Nats location became real possibility Stunt/Team Race Speed nothing firmed up able change Nationals location time Editors note Since written Stunt finals have also moved Natsto Dayton OH Labor Day weekend Lets hope planning great facilities Nashville make up extra travel expense bonus having Combat portion separate added publicity Combat will receive Charlie Johnson 3716 Ingraham St San Diego CA 92109 A-B-C Toothpicks/Morris Continued page 62 picture Speaking weather forecasts certain old almanac folklore sayings general ly true helpful some like Red night sailors delight Red morning sailors take waming Rain before 7 ends before 11 smoke descends good weather ends Sharp horns meaning unusually clear points partial moon threaten high winds Rain long foretold long last short notice soon past Fair weather guides Rising smoke indicates high barometric pressurethus clear day Dew sign fair day No matter ominous appear high clouds wont rain Foul weather guides Sun moon halos indi cate coming rain leaves turn over show backs rain its way storm clouds appear west northwest usually indicates storm will reach Storms south go past Put together plane engine flying styleand bound tough competi tor However slow process Allow year bring new plane up full potential Happy landings FF Scale/Warner Continued page 63 model flew 1981 Astro-Flight Model Builder Champs has 3/16-in aluminum tubing drive shaft going back prop motor cockpit area Bits thin Teflon sheet surplus store punched out tubing OD bracketed Ambroid giue places tubing passed through bulkheads its way rearward took vibration out shaft very nicely Glue wont stick Teflon will hold place smeared around over edges squares cut just little larger 3/16 hole center probably could have eliminated break bronze bearing half way back shaft used attempt steady didnt job eliminating vibrationbut Teflon did few planes props halfway back fuselage such Joe Tschirgis famous DuFaux amaze people cant see whole rear plane doesnt revolve too Vancouver BC correspondent artist Dick Allen gives away secret electricmotor-driven conception its done Quite simply long stationary shaft ties front back fuselage together prop shaft really free-spinning tube fits over non-moving structural member spun belt gears great job electric thinking shaft-drive plane just remember keep light can try support drive shaft intervals keep shake out try keep shaft motor line Minor bends drive line can accomplished using Hungerford method wound music wire spring point direction-change provide needed flexibility Having used PATTERN AND 004 HIGH SPEED PROPELLERS AIRSCREW CUSTOM HIGH PERFORMANCE MAPLE PROPELLERS Propeller designed usin2 symmetrical profile Individually precision hand balanced Accurale airfoil pitch Only high quality straight grain Eastern Maple used a% x 6% FORMULA 1 iox S lix 11X712 iixs CUSTOM DESIGN UPON REQUE ST OrRECT SALES mv 5634 CRYSTAL COAST SANTA ROSA CA SSAAA PRONE 707 SOSSODA Add RIDS pe dR POStage handling CA DES ADO 5% TAA TLC R/C PRODUCTS Rt 1 Box 282 Prospect VA 23901 Solareraft presents 2 new fun flyers Betas DesS 12 rubber powered helicopter climbs over 250 $300 postage paid ready fly Belar Scamp 12 high performance free flying stick model $400 postage paid ready fly Send check orde Solarcraft F)Boxhh2isanta1arhara CA92111 llsalsr Inquirle invitetl 132 Model Aviation 6$ 4 Fast realistic aerobatic kit features ABS wheelpants moUlded canopy pre-bent wire Send $2500 plus $500 shipping to
Edition: Model Aviation - 1981/07
Page Numbers: 58, 130, 132
C out rot S iIM Combat Charlie Johnson GET STARTED Combat models can fly Nationals year Rich Lopez Steve Hills will run event after Junior/Senior Fast Combat Thursday age groups fly together double-elimination toumament using AMA Fast Combat procedures Lines must 012 35 ft braided engine size either 049 051 Entry fee will $300 $200 MACA Newsletter excess monies going FAI Team Fund Last year prizes included five TD 049s boxes Cox Competition props cards glow plugsall courtesy Cox Mfg Rich Steve hard work getting sponsorship years event Last year Bud Bodzioch won using blend skill model performance luck well two out three isnt bad about building Nats-winning Slow Combat model No plans say besides can never find good wood Mack Henry solves problems offering Nimbler kit form kit costs $2 1 delivered door Contact Mack 269 Elysian Fields Nashville TN 37211 Mack has potent Tune-Hill 05 36 disposal prefers use K&B 35 power slower effective theory least Slow Combat excess speed gets trouble word two about picture Pat Wilcox jumping air catch model during Buckeye Regionals last column carpeted area standing outside flying circle pilots agreed chase model once engines shut off technique snag lines let plane swing around tether ball fashion Everything done safe manner Buckeye didnt occur anything out ordinary until magazine came out use 500mm lens lot shots odd perspective does distort things times like making Texans look like theyd won everything guys Buckeye professional lot Im sorry gave bad impression Bet thought forgot about Slow Combat tank test larry Miles still asks question baffle really necessary Well depends err unqualified maybe Tanks very distict wedge like Randys can get other tanks such profile Fox Veco need baffle intend anything nice smooth maneuvers grocery bag full tanks try came following conclu sions 1 The tank must well sealed Continued page 130 58 Model Aviation Paul Snodgrass holds latest K&B 58powered design Twenty-four ox model has penetration possible contender up coming Speed Pattern event see Column Steve Sardina built beautiful Orbit Ace left Jim Jack owns modern K&B 58powered taperwing right Would Steve really dare use Ace match Anotner Jim jacs different designs Hossi rear esnaust piped tnrou S wing Note tne aluminum elevator pushrod saves weight stops flexing DOWN maneuvers Dry weight 13 oz condensation inside transparent wing covering diameter about 345 needle valve assembly being 155-in thick engine will draw adequately setup although initial acceleration burst will sometimes cause engine sageven die once awhile fuel same fuel use AMA Slow Rat 60% nitro 20% oil 20% alky am able run 47-48 laps mixture 7lap time mid high iSs know kind setup fly Big Goodyear normally run never have $18500 claimed normal may recall year ago reported Buckeye contest January Arizona suggested Big Goodyear competitors going faster pitting oftenbut betterwould yield winning combination True way race run still audacity suggest maybe better way Well year combination won Big Goodyear Buck eye aK&BS8 onaRingmasterrunningmidto high iSs 47-48 laps tank twogood pits Will Nats see repeat see W R Lee 3522 Tamarisk Lane Missouri City TX 77459 CL Combat/Johnson Continued page 58 vent line open air assumed feed line open too feed line should pick up fuel outboard rear portion tank exit position tank should determined engine/needle valve configuration dont aim cylinder head Put vent line inboard feed line slightly front it outboard air coming might get sucked feed line rather fuel Exit location didnt make difference far running preferred location inboard side avoid siphoning fuel 2 Tank width didnt make much difference Randys tank about widest because ofthe pronounced wedge really didnt suffer much change setting during run Variations ventingand particularly condi tion enginehad greater effect 3 Brass tanks fall apart rather easily 4 Either use tank large enough run entire five minutes gives around two half minutes anything less five minutes youll have make pit stop anyway carry around excess weight nose plane As guide found fuel-efficient Tigre 35 used about ounce per minute bushing Tigre used over two ounces per minute high state tune thirsty engine tried Fast Combat Tigre gulped 32 ounces 50% nitroin 40 seconds 5 I tried steel wool pieces foam tank cut down fuel sloshing around no change Save cleaning pots pans 6 Clunk tanks worked better additional line put vent tube tied pickup weight gave about same effect uniflow tank having vent always fuel found some silicone tubing Indy RC worked well small diameter flexible stays 10000 mile roadtestofthe Fox15/Cartier Tantrum model still progress after year half still going strong love flying setup because trouble-free now have Cartier exposed-leadout Slow Combat model Tigre 35 looks like another winner 15 model gets 10-14 minutes flying time 130 Model Aviation EXCITING NEW KITS AND 80% COMPLETED AftF R/C MODELS . FROM THE BEST IN JAPAN! CANDY TWISTER YAMATO 80% completed factory built tnodels traditional balsa plywood ma teria shown photo right SKY MATE complete kit al/parts pre cut exact size Add $200 kit postage handling Arizona residents add 4% Sales Tax Color Catalog Items $200 [iiTRON 344 Lnndon Rridge Plaza Suite D 6403 Republic Seabee Grumman Widgeon $25000 PBY-5 Catalina $40000 See Dealer Mr Gs Products & Supply 1010 Gratiot Marysville Ml 48040 3 ounces fuel rarely needs plug runs kind fuel Ive tried sorts synthetics castor nitro percentages 5-60% engine seems prefer around 20% oil 15% Klotz 5% castor goes faster addition nitro case some engines nitro means sensitive needle settings blown plugs some times less power until head clearance/shape changed Maximum power motor limited because still has rather small stock venturi Just what always wanted Monoboom SP SP stands Speed Pattern event might catch some day Its tried various parts country already fixed series loops eights level flight total elapsed time what counts think trying AMA Stunt Pattern about two half minutes SP plane will larger set up rear exhaust engines like K&B Tigre 40 straight pipe talking lots horsepower like 130mph-producing horsepower Proponents say event future non-destructive measure pilot skill model/engine perfor mance Whatever happened lady luck come FAI Combat Team Trials arent Nationals like other CL events guess main reason amd tell people Combat program well organized locked before Nats location became real possibility Stunt/Team Race Speed nothing firmed up able change Nationals location time Editors note Since written Stunt finals have also moved Natsto Dayton OH Labor Day weekend Lets hope planning great facilities Nashville make up extra travel expense bonus having Combat portion separate added publicity Combat will receive Charlie Johnson 3716 Ingraham St San Diego CA 92109 A-B-C Toothpicks/Morris Continued page 62 picture Speaking weather forecasts certain old almanac folklore sayings general ly true helpful some like Red night sailors delight Red morning sailors take waming Rain before 7 ends before 11 smoke descends good weather ends Sharp horns meaning unusually clear points partial moon threaten high winds Rain long foretold long last short notice soon past Fair weather guides Rising smoke indicates high barometric pressurethus clear day Dew sign fair day No matter ominous appear high clouds wont rain Foul weather guides Sun moon halos indi cate coming rain leaves turn over show backs rain its way storm clouds appear west northwest usually indicates storm will reach Storms south go past Put together plane engine flying styleand bound tough competi tor However slow process Allow year bring new plane up full potential Happy landings FF Scale/Warner Continued page 63 model flew 1981 Astro-Flight Model Builder Champs has 3/16-in aluminum tubing drive shaft going back prop motor cockpit area Bits thin Teflon sheet surplus store punched out tubing OD bracketed Ambroid giue places tubing passed through bulkheads its way rearward took vibration out shaft very nicely Glue wont stick Teflon will hold place smeared around over edges squares cut just little larger 3/16 hole center probably could have eliminated break bronze bearing half way back shaft used attempt steady didnt job eliminating vibrationbut Teflon did few planes props halfway back fuselage such Joe Tschirgis famous DuFaux amaze people cant see whole rear plane doesnt revolve too Vancouver BC correspondent artist Dick Allen gives away secret electricmotor-driven conception its done Quite simply long stationary shaft ties front back fuselage together prop shaft really free-spinning tube fits over non-moving structural member spun belt gears great job electric thinking shaft-drive plane just remember keep light can try support drive shaft intervals keep shake out try keep shaft motor line Minor bends drive line can accomplished using Hungerford method wound music wire spring point direction-change provide needed flexibility Having used PATTERN AND 004 HIGH SPEED PROPELLERS AIRSCREW CUSTOM HIGH PERFORMANCE MAPLE PROPELLERS Propeller designed usin2 symmetrical profile Individually precision hand balanced Accurale airfoil pitch Only high quality straight grain Eastern Maple used a% x 6% FORMULA 1 iox S lix 11X712 iixs CUSTOM DESIGN UPON REQUE ST OrRECT SALES mv 5634 CRYSTAL COAST SANTA ROSA CA SSAAA PRONE 707 SOSSODA Add RIDS pe dR POStage handling CA DES ADO 5% TAA TLC R/C PRODUCTS Rt 1 Box 282 Prospect VA 23901 Solareraft presents 2 new fun flyers Betas DesS 12 rubber powered helicopter climbs over 250 $300 postage paid ready fly Belar Scamp 12 high performance free flying stick model $400 postage paid ready fly Send check orde Solarcraft F)Boxhh2isanta1arhara CA92111 llsalsr Inquirle invitetl 132 Model Aviation 6$ 4 Fast realistic aerobatic kit features ABS wheelpants moUlded canopy pre-bent wire Send $2500 plus $500 shipping to
Edition: Model Aviation - 1981/07
Page Numbers: 58, 130, 132
C out rot S iIM Combat Charlie Johnson GET STARTED Combat models can fly Nationals year Rich Lopez Steve Hills will run event after Junior/Senior Fast Combat Thursday age groups fly together double-elimination toumament using AMA Fast Combat procedures Lines must 012 35 ft braided engine size either 049 051 Entry fee will $300 $200 MACA Newsletter excess monies going FAI Team Fund Last year prizes included five TD 049s boxes Cox Competition props cards glow plugsall courtesy Cox Mfg Rich Steve hard work getting sponsorship years event Last year Bud Bodzioch won using blend skill model performance luck well two out three isnt bad about building Nats-winning Slow Combat model No plans say besides can never find good wood Mack Henry solves problems offering Nimbler kit form kit costs $2 1 delivered door Contact Mack 269 Elysian Fields Nashville TN 37211 Mack has potent Tune-Hill 05 36 disposal prefers use K&B 35 power slower effective theory least Slow Combat excess speed gets trouble word two about picture Pat Wilcox jumping air catch model during Buckeye Regionals last column carpeted area standing outside flying circle pilots agreed chase model once engines shut off technique snag lines let plane swing around tether ball fashion Everything done safe manner Buckeye didnt occur anything out ordinary until magazine came out use 500mm lens lot shots odd perspective does distort things times like making Texans look like theyd won everything guys Buckeye professional lot Im sorry gave bad impression Bet thought forgot about Slow Combat tank test larry Miles still asks question baffle really necessary Well depends err unqualified maybe Tanks very distict wedge like Randys can get other tanks such profile Fox Veco need baffle intend anything nice smooth maneuvers grocery bag full tanks try came following conclu sions 1 The tank must well sealed Continued page 130 58 Model Aviation Paul Snodgrass holds latest K&B 58powered design Twenty-four ox model has penetration possible contender up coming Speed Pattern event see Column Steve Sardina built beautiful Orbit Ace left Jim Jack owns modern K&B 58powered taperwing right Would Steve really dare use Ace match Anotner Jim jacs different designs Hossi rear esnaust piped tnrou S wing Note tne aluminum elevator pushrod saves weight stops flexing DOWN maneuvers Dry weight 13 oz condensation inside transparent wing covering diameter about 345 needle valve assembly being 155-in thick engine will draw adequately setup although initial acceleration burst will sometimes cause engine sageven die once awhile fuel same fuel use AMA Slow Rat 60% nitro 20% oil 20% alky am able run 47-48 laps mixture 7lap time mid high iSs know kind setup fly Big Goodyear normally run never have $18500 claimed normal may recall year ago reported Buckeye contest January Arizona suggested Big Goodyear competitors going faster pitting oftenbut betterwould yield winning combination True way race run still audacity suggest maybe better way Well year combination won Big Goodyear Buck eye aK&BS8 onaRingmasterrunningmidto high iSs 47-48 laps tank twogood pits Will Nats see repeat see W R Lee 3522 Tamarisk Lane Missouri City TX 77459 CL Combat/Johnson Continued page 58 vent line open air assumed feed line open too feed line should pick up fuel outboard rear portion tank exit position tank should determined engine/needle valve configuration dont aim cylinder head Put vent line inboard feed line slightly front it outboard air coming might get sucked feed line rather fuel Exit location didnt make difference far running preferred location inboard side avoid siphoning fuel 2 Tank width didnt make much difference Randys tank about widest because ofthe pronounced wedge really didnt suffer much change setting during run Variations ventingand particularly condi tion enginehad greater effect 3 Brass tanks fall apart rather easily 4 Either use tank large enough run entire five minutes gives around two half minutes anything less five minutes youll have make pit stop anyway carry around excess weight nose plane As guide found fuel-efficient Tigre 35 used about ounce per minute bushing Tigre used over two ounces per minute high state tune thirsty engine tried Fast Combat Tigre gulped 32 ounces 50% nitroin 40 seconds 5 I tried steel wool pieces foam tank cut down fuel sloshing around no change Save cleaning pots pans 6 Clunk tanks worked better additional line put vent tube tied pickup weight gave about same effect uniflow tank having vent always fuel found some silicone tubing Indy RC worked well small diameter flexible stays 10000 mile roadtestofthe Fox15/Cartier Tantrum model still progress after year half still going strong love flying setup because trouble-free now have Cartier exposed-leadout Slow Combat model Tigre 35 looks like another winner 15 model gets 10-14 minutes flying time 130 Model Aviation EXCITING NEW KITS AND 80% COMPLETED AftF R/C MODELS . FROM THE BEST IN JAPAN! CANDY TWISTER YAMATO 80% completed factory built tnodels traditional balsa plywood ma teria shown photo right SKY MATE complete kit al/parts pre cut exact size Add $200 kit postage handling Arizona residents add 4% Sales Tax Color Catalog Items $200 [iiTRON 344 Lnndon Rridge Plaza Suite D 6403 Republic Seabee Grumman Widgeon $25000 PBY-5 Catalina $40000 See Dealer Mr Gs Products & Supply 1010 Gratiot Marysville Ml 48040 3 ounces fuel rarely needs plug runs kind fuel Ive tried sorts synthetics castor nitro percentages 5-60% engine seems prefer around 20% oil 15% Klotz 5% castor goes faster addition nitro case some engines nitro means sensitive needle settings blown plugs some times less power until head clearance/shape changed Maximum power motor limited because still has rather small stock venturi Just what always wanted Monoboom SP SP stands Speed Pattern event might catch some day Its tried various parts country already fixed series loops eights level flight total elapsed time what counts think trying AMA Stunt Pattern about two half minutes SP plane will larger set up rear exhaust engines like K&B Tigre 40 straight pipe talking lots horsepower like 130mph-producing horsepower Proponents say event future non-destructive measure pilot skill model/engine perfor mance Whatever happened lady luck come FAI Combat Team Trials arent Nationals like other CL events guess main reason amd tell people Combat program well organized locked before Nats location became real possibility Stunt/Team Race Speed nothing firmed up able change Nationals location time Editors note Since written Stunt finals have also moved Natsto Dayton OH Labor Day weekend Lets hope planning great facilities Nashville make up extra travel expense bonus having Combat portion separate added publicity Combat will receive Charlie Johnson 3716 Ingraham St San Diego CA 92109 A-B-C Toothpicks/Morris Continued page 62 picture Speaking weather forecasts certain old almanac folklore sayings general ly true helpful some like Red night sailors delight Red morning sailors take waming Rain before 7 ends before 11 smoke descends good weather ends Sharp horns meaning unusually clear points partial moon threaten high winds Rain long foretold long last short notice soon past Fair weather guides Rising smoke indicates high barometric pressurethus clear day Dew sign fair day No matter ominous appear high clouds wont rain Foul weather guides Sun moon halos indi cate coming rain leaves turn over show backs rain its way storm clouds appear west northwest usually indicates storm will reach Storms south go past Put together plane engine flying styleand bound tough competi tor However slow process Allow year bring new plane up full potential Happy landings FF Scale/Warner Continued page 63 model flew 1981 Astro-Flight Model Builder Champs has 3/16-in aluminum tubing drive shaft going back prop motor cockpit area Bits thin Teflon sheet surplus store punched out tubing OD bracketed Ambroid giue places tubing passed through bulkheads its way rearward took vibration out shaft very nicely Glue wont stick Teflon will hold place smeared around over edges squares cut just little larger 3/16 hole center probably could have eliminated break bronze bearing half way back shaft used attempt steady didnt job eliminating vibrationbut Teflon did few planes props halfway back fuselage such Joe Tschirgis famous DuFaux amaze people cant see whole rear plane doesnt revolve too Vancouver BC correspondent artist Dick Allen gives away secret electricmotor-driven conception its done Quite simply long stationary shaft ties front back fuselage together prop shaft really free-spinning tube fits over non-moving structural member spun belt gears great job electric thinking shaft-drive plane just remember keep light can try support drive shaft intervals keep shake out try keep shaft motor line Minor bends drive line can accomplished using Hungerford method wound music wire spring point direction-change provide needed flexibility Having used PATTERN AND 004 HIGH SPEED PROPELLERS AIRSCREW CUSTOM HIGH PERFORMANCE MAPLE PROPELLERS Propeller designed usin2 symmetrical profile Individually precision hand balanced Accurale airfoil pitch Only high quality straight grain Eastern Maple used a% x 6% FORMULA 1 iox S lix 11X712 iixs CUSTOM DESIGN UPON REQUE ST OrRECT SALES mv 5634 CRYSTAL COAST SANTA ROSA CA SSAAA PRONE 707 SOSSODA Add RIDS pe dR POStage handling CA DES ADO 5% TAA TLC R/C PRODUCTS Rt 1 Box 282 Prospect VA 23901 Solareraft presents 2 new fun flyers Betas DesS 12 rubber powered helicopter climbs over 250 $300 postage paid ready fly Belar Scamp 12 high performance free flying stick model $400 postage paid ready fly Send check orde Solarcraft F)Boxhh2isanta1arhara CA92111 llsalsr Inquirle invitetl 132 Model Aviation 6$ 4 Fast realistic aerobatic kit features ABS wheelpants moUlded canopy pre-bent wire Send $2500 plus $500 shipping to