TRENDS Scale Now 1978 Tournament Champions results have published word action has filtered back us Wisconsin boondocks very evident best pattern fliers could easily take over top places Scale event whenever willing invest time required build scale planes results also tell us way improve Scale flight scores investing time building flying pattern type planes spending time flying field burning fuel translates dollars say dont like pattern planes build something scale-like pattern-type flight potential aid polishing reflexes consider buying fuel drum Another trend contest philosophy seems willingness trade high points maneuverability low points realism effecting pattern-like flight hoping impressionable judges plane flies too fast may take few lumps realism score gain smoothness offsets loss results may distasteful us scale purists cannot really fault contestant uses loop-hole betterment fastest planes Las Vegas took home second place check $7000 trend direction opposite Las Vegas surging popularity School yard Scale well designed Flyline Classic House Balsa kits avail able assets trend Last year DC Maxecuters conducted Schoolyard Scale contest promote event set up provisional rules RC competition divisions single rudder multichannel No limit plane size scale Icc 061 cu displacement limit piston engines size electric C02 engines Minimum proof scale threeview photos permissible re quired Models static judged fidelity difficulty workmanship Flight scores based primarily scale-like performance secondary emphasis precision best planes static flying Continued page 101 30 Model Aviation Breath-taking scale jobs Jim Fundyk pop up big winter-time shows awesome F4U-SNL powered twin in-line Dooling original design Bendix-type starter externaily powered assume twin consist two 29s Propelier 14 dIameter 6 pitch SportScaic Westiand Lysander camouflagecolors byGeorge South powered byan 0960 Buddy Irwin fiew Gloster Southeastern RC Championships encountered engine problems prevented repetition its 1977 first place win Photograph LF Randoiph following ten rules Rules Students will help instructor gracefully through trying times lives 1 Get know instructor could subject heart attack post nasal drip mental disorders flat feet muscular spasms dont want miss flying sessions 2 helpfuL starting own engine As instructors old have difficulty bending squatting down will really glad Keep mind also tone instruction really gets ragged after ST 60 has chewed up hand 3 Build instructors character will keep ole boy alert prevent him dozing off several easy ways to take off full aileron head trees hope gone calmly hand him old box may seem somewhat drastic does work 4 humorous instructor can use little break tension can telling him fly open indecently exposed hes landing 12pound war bird dead-stick can sneak over turn receiver off walks out range check can Hot Stuff main gear wheels ground joy can bring instructor truly endless 5 Ask instructor questions will give him chance explain things knows wife wont listen also instills pride sense well being instructor must careful however some questions may take him weeks answer satisfaction still wont know sail plane holds world speed record 6 Dont embarrass instructor Never ask aircraft instructor has crashed important instructor happens fighter pilot instructor lands plane 500 feet down runway dont ask him doesnt land own plane way 7 Always listen carefully instruc tor way can blame crash him 8 Have excuses flying ready necessary fear pride keep taking air Some good ones forgot charge battery students always forget sinuses killing everyone 7208 Never fail note weather wind excuse low clouds darkness sun light thunder miles away Always prepared flexible 9Test instructor sure test steady hands get instructor remove tick belly button lighted cigar singing Dixie Since few will pass notably Yankee instructors stationed down simpler test Secretly move trim levers full throw good ones will handle no sweat Some wont notice because never stop sticks anywhere near center Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3 5-45 35-4304 6364354 747678504 848-68-8 654 949-69-7 9810-410-6854 114116118 Si 12-412-512-6$150 2 Blade Pusher 5W3 Sizes pitches styles needs AT YOUR DEALER 6-36-4354 8-6854A 9-610-6Si 3 Blade Tractor.aW 5-3 6-36-4504 3 BladePusher - Blade Metallic Aluminum Color Tractor 1576 51 8688$125 96 1061045150 Pusher106$150 10 Involve wife can blame almost everything After everyone knows hate smell paint glue take six months build Sweet Stick its because wife wont have balsa dust kitchen table Since wives have death grip checkbook can explain reason still using old McCoy 29 wife wont up allowance must really careful though let talk gal pilots like Phyllis cover sure blown Well thats rules Follow carefully probably wont see Saturday plane has bent nose gear wife insists finish redoing bathroom weatherman says might rain Ed 7208 flies lot and.. Im sure enjoyed much did Thanks Radar Next month plan have another maneuver description coverage Tangerine International R/G Championships Ron Van Puttg 12 Connie Dr Shalimar FL 32579 RC Scale/Wischers continued page 30 receive score second place score two etc winner has lowest score static plus flight Rudder-only planes hand-launched multichannel ROG Both perform straight flight procedure turn straight retum figureeight pattern followed maneuvers within capability prototype spot landing single channel five flight points deducted minute over five duration seven-minute limit multi notable change old time rudder-only absence provision motor control keep model climbing out sight GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 31W BORE ALL SIZES IN18 $7 6 8 & 10 PITCH 20 8 22 10 RIGHT HAND TRACTOR24 13 NEW SIZE 8 PITCH 26 $16 Presumably fuel shut-off timer used terminate flight Report Pads As member FAI Scale Subcommittee representing US attended plenary session Committee International Aeromodeling ClAM Paris Nov 30Dec 1 Two agenda matters affecting Scale decided vote first dealt subject maximum engine displacement multi-engine planes Traditionally past ClAM has favor change increase displacement above present 10cc 61 Cu total number engines proposal Austria asked 20cc multi-engine planes single engine remaining 10cc reason efficiency engines model using less single engine same total displacement competitor forced construct large model near 6-kg weight limit have chance win Knowing history previous ClAM rejection increase sub-committee voted recom mend watered down limit 15cc twins two 45s 20cc total three engines three 40s four 30s ClAM delegates surprisingly voted accept change second proposal US approval provisional RC Stand off-Scale rules official inclusion World Championship competition addi tion current FAI Scale rules reason growing world-wide popularity RC Stand-off Scale activity its own merits Stand-off intended lead FAI Scale modeling occurred proposal debated sub-committee great length members feeling acceptance Stand off Scale would have detrimental effect FAI Scale therefore against April1979 101 TiOimdO PROPELLERS polyester boil color N BROS OKIN ST JOHN INDIANA 46373 NOW Alrflo 40 Engine Mount Creates strongest vibration free molded airplane front avail able Improved aerodynamic efficiency Firewall face 21/2~ square SEND FOR INFORMATION ON ALL OF OUR PRODUCTS FOURMOST RACING PRODUCES 54th Avenue Grove OR 97116 change provisional rules official Only US member voted favor proposal sub-committee went record recommending official status However full ClAM session delegates asked vote proposal did accept sub-committee recommendation overwhelmingly passed 16 six vote indicates countries feel tide Stand-off Scale growing will number years before conditions met rule book changed include Stand-off Scale 1980 World Championships Ottawa Canada RC CL Scale will include International Stand-off meet Contests will need conducted using provi sional rules international meets Sweden England did qualify because rules followed no subsequent report made FAI future can expect proposals change complexity bonus also applies SOS delete 10% bonus two-bay biplanes replace 10% biplanes under-cambered wings also mention deleting bonus points biplanes semi- full-symmetrical airfoil wings because thought fly too much like monoplanes discussion concerning deletion 5% bonus points one-wheeled landing gear because plane prone nose over landing twowheeled gear SOS suggested ratio static flight scores now approximately ld changed ause judges scoring too high static event stressed flight rather plane met opposition committee members because would limit choice planes fly well suggestion craftsmanship scoring should dropped because too difficult distinguish between crafts manship fidelity Stand-off also opposed members basis fidelity has accuracy outline craftsmanship matter well work executed difference between two should evident Suggested Retail Price $525 Nine nations represented Scale sub-committee Switzerland West Germany Mexico Japan Yugoslavia France Canada UK USA Commit tee members questioned individually about activity Free Flight Scale Control Line Scale countries Free Flight active UK US Control Line US Canada will include Control Line Scale its 1980 World Championships Both France England pointed out change weight limit 5kg 6kg occurs 1979 RC Scale illegal countries law land prohibits heavier planes Large planes have flown England special permis sion appears doubtful mammoth scale can achieve great success countries has US Canada meetings conducted English educational experience able exchange views positions representatives other nations also very important us have views considered internationally As earlier said though have voice may minority heard Stand-off Scale will indeed come World Championship event Educational Contribution Scale Dimension newsletter Scale Squadron So Cal story Buz Watson interesting experience Ryan PT22 plane made Bob Holman drawings exact scale 2 foot scratch built Ryan flies like trainer straight down runway takeoff smooth solid landings landing gear strong enough 61b weight thought would interesting have pilot front cockpit fall out parachute idea fine $450 pilot molded sitting position made difficult fall freely feet would hang up under instrument panel possibly catch windshield modify pilot cut midsection flexible made parachute out silk $600 yard about 28 diameter 20 shroud lines Thanks Larrys wife Cindy doing seams ANNOUNCING Fast Steep climb FLat Slow Glide 4 new P30 class model designed novice mind has potential win toughest THE POTENT30 Deluxe kit features include Rolled balsa fusela ne wing mount dt completed prop nose plug tail plug & rudder Precut wing ribs spar notches job rated balsa strips Highest quality jissue shed contest rubber Detailed instructions flying tips help minI CAT NO R2 $695 PP check money order CHAS WERLE 3620 MORSE AVE NOB SACTO CALIF 95621 machine Two harness straps attached pilots back parachute opens time Works great Thats well good order get good free fall cut off pilots boots Flight test day successful five complete jumps row no problems weekend following weekend thought would look authentic have pilot coming down feet glued boots back Ryan took off nice smooth about nine score climbed jump altitude about 150 feet rolled Ryan its back watched horror pilots feet hung up windshield chute came out opening yanking pilot out cockpit catching elevator way out almost ripping off airplane no elevator control can guess what happened parachute opened fine plane going crash Under circumstances thing could chop throttle try use ailerons roll right side up no avail Ryan spiraled down asphalt went splat About 45 seconds later chute landed nice soft dirt What could movie director ask perfect take will $2000 please way Bert Baker witnessed whole thing Ryan repairable some miracle didnt damage wing landing gear course nose gone will back airless parachute conclude another quotation Scale Squadron newsletter editor John W Wheeler year included AMA Scale contest quality some airplanes entered class left something desired Would believe AMA World War II entry no retracts high-wing aircraft underpowered uncontrolable just barely completed two recognizable maneuvers takeoff landing neither very well Sport Scale planes entered AMA Scale would have deserving trophies prizes writers opinion Sport Scale planes would have better advantage AMA Scale due extensive detail excellent craftsmanship 102 Model Aviation Because type scoring AMA class would have received full credit detail superb craftsmanship question point appears Should certain added requirements insure high quality aircraft entered class competition Should follow pattern type rules mandatory advancement Sport Scale after three first place wins force good aircraft fliers class Should better quality trophies higher value prizes AMA class draw entries Manda tory AMA class aircraft exterior cockpit detail added answer Read AMA rule book requirements entering AMA class aircraft has necessary requirements change presentation book make scale ruler enter aircraft AMA class might find youll come out winner Bob Dolly Wischer Rt 1 S-221 Lapham Peak Roa4 Delafleld WI 53018 RC Pylon/Lane continued page 31 keepered Balsa pushrods recommended racing aircraft One-fourth inch dowel fiberglass arrow shafts safest personally like -in dowels The- arrow shafts eventually fatigue constant vibration Another important part aircraft landing gear gear should solidly attached wheels should true free wheeling racer has dumped takeoff has veered left right scattered people and/or destroyed equipment because wheel landing gear has failed Always check prop balance tightness crankshaft before flight sure spinner secure stuff electric starter against loose spinner heck breaks loose spinner prop flying directions blows heat usually may injure guy next Basically have safe plane will probably have safe race Obviously safe plane will eliminate prob lems would otherwise keep concentrating flying winning course Another thing keep mind racing keep airplane least pylon height around course fly below tops pylons dont leave margin error might good idea pilot worked pylons least once see what like racer comes 15 20 feet above ground 150 mph plus guarantee can make want dig hole crawl hurry So race pilots ought give workers fair shake fly couple feet above pylons least cut dont strain racer through pylon time writing NMPRA results looks like Bill Hager will new president 1979 hope everyone NMPRA will give Bill support make 1979 Banner Year NMPRA Lets face way racing can survive participants collectively voice wants needs hope F- 1 QM groups can work together 1979 benefit everyone concerned Someone once said united stand divided fall Go fast turn left RC Helicopters/Chesney continued page 32 right cyclic will course different individual helicopters since copter will vary engine power weight main rotor pitch therefore amount thrust needed counter torque generated combination static set-ups great start dont alarmed must change Now before leave lateral drift might add compensating drift cyclic trim helicopter may appear inclined right left stationary hover RC helicopters exactly full-scale counterparts main rotor shaft rather swash plate would inclined compensate lateral drift fuselage would therefore suspended level attitude during hover effect cyclic compensation less level attitude fuselage machine hovers will cause take offs landings skid first variety Hover practice what frustrating activity Like other skill proficiency flying RC helicopters comes practice work have done far will pay off unless persevere helicopter will try patience time practice efforts will seem worthless machine will seem anything obey commands hang real trick will keep machine piece repair quickly practice sessions can held close gether possible way keeping machine harm use training gear wider stance training gear will help keep machine tipping over didnt use training gear started got pretty good doing repairsparticularly rotor blade repairs training gear can expect least tip-over during practice keep new set rotor blades ready may also desire keep other spares stock Always repair machine quickly Ive found damaged chopper looks worse really pull out spares repair machine get back practice Training flights should made April 1979 103
Edition: Model Aviation - 1979/04
Page Numbers: 30, 101, 102, 103
TRENDS Scale Now 1978 Tournament Champions results have published word action has filtered back us Wisconsin boondocks very evident best pattern fliers could easily take over top places Scale event whenever willing invest time required build scale planes results also tell us way improve Scale flight scores investing time building flying pattern type planes spending time flying field burning fuel translates dollars say dont like pattern planes build something scale-like pattern-type flight potential aid polishing reflexes consider buying fuel drum Another trend contest philosophy seems willingness trade high points maneuverability low points realism effecting pattern-like flight hoping impressionable judges plane flies too fast may take few lumps realism score gain smoothness offsets loss results may distasteful us scale purists cannot really fault contestant uses loop-hole betterment fastest planes Las Vegas took home second place check $7000 trend direction opposite Las Vegas surging popularity School yard Scale well designed Flyline Classic House Balsa kits avail able assets trend Last year DC Maxecuters conducted Schoolyard Scale contest promote event set up provisional rules RC competition divisions single rudder multichannel No limit plane size scale Icc 061 cu displacement limit piston engines size electric C02 engines Minimum proof scale threeview photos permissible re quired Models static judged fidelity difficulty workmanship Flight scores based primarily scale-like performance secondary emphasis precision best planes static flying Continued page 101 30 Model Aviation Breath-taking scale jobs Jim Fundyk pop up big winter-time shows awesome F4U-SNL powered twin in-line Dooling original design Bendix-type starter externaily powered assume twin consist two 29s Propelier 14 dIameter 6 pitch SportScaic Westiand Lysander camouflagecolors byGeorge South powered byan 0960 Buddy Irwin fiew Gloster Southeastern RC Championships encountered engine problems prevented repetition its 1977 first place win Photograph LF Randoiph following ten rules Rules Students will help instructor gracefully through trying times lives 1 Get know instructor could subject heart attack post nasal drip mental disorders flat feet muscular spasms dont want miss flying sessions 2 helpfuL starting own engine As instructors old have difficulty bending squatting down will really glad Keep mind also tone instruction really gets ragged after ST 60 has chewed up hand 3 Build instructors character will keep ole boy alert prevent him dozing off several easy ways to take off full aileron head trees hope gone calmly hand him old box may seem somewhat drastic does work 4 humorous instructor can use little break tension can telling him fly open indecently exposed hes landing 12pound war bird dead-stick can sneak over turn receiver off walks out range check can Hot Stuff main gear wheels ground joy can bring instructor truly endless 5 Ask instructor questions will give him chance explain things knows wife wont listen also instills pride sense well being instructor must careful however some questions may take him weeks answer satisfaction still wont know sail plane holds world speed record 6 Dont embarrass instructor Never ask aircraft instructor has crashed important instructor happens fighter pilot instructor lands plane 500 feet down runway dont ask him doesnt land own plane way 7 Always listen carefully instruc tor way can blame crash him 8 Have excuses flying ready necessary fear pride keep taking air Some good ones forgot charge battery students always forget sinuses killing everyone 7208 Never fail note weather wind excuse low clouds darkness sun light thunder miles away Always prepared flexible 9Test instructor sure test steady hands get instructor remove tick belly button lighted cigar singing Dixie Since few will pass notably Yankee instructors stationed down simpler test Secretly move trim levers full throw good ones will handle no sweat Some wont notice because never stop sticks anywhere near center Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3 5-45 35-4304 6364354 747678504 848-68-8 654 949-69-7 9810-410-6854 114116118 Si 12-412-512-6$150 2 Blade Pusher 5W3 Sizes pitches styles needs AT YOUR DEALER 6-36-4354 8-6854A 9-610-6Si 3 Blade Tractor.aW 5-3 6-36-4504 3 BladePusher - Blade Metallic Aluminum Color Tractor 1576 51 8688$125 96 1061045150 Pusher106$150 10 Involve wife can blame almost everything After everyone knows hate smell paint glue take six months build Sweet Stick its because wife wont have balsa dust kitchen table Since wives have death grip checkbook can explain reason still using old McCoy 29 wife wont up allowance must really careful though let talk gal pilots like Phyllis cover sure blown Well thats rules Follow carefully probably wont see Saturday plane has bent nose gear wife insists finish redoing bathroom weatherman says might rain Ed 7208 flies lot and.. Im sure enjoyed much did Thanks Radar Next month plan have another maneuver description coverage Tangerine International R/G Championships Ron Van Puttg 12 Connie Dr Shalimar FL 32579 RC Scale/Wischers continued page 30 receive score second place score two etc winner has lowest score static plus flight Rudder-only planes hand-launched multichannel ROG Both perform straight flight procedure turn straight retum figureeight pattern followed maneuvers within capability prototype spot landing single channel five flight points deducted minute over five duration seven-minute limit multi notable change old time rudder-only absence provision motor control keep model climbing out sight GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 31W BORE ALL SIZES IN18 $7 6 8 & 10 PITCH 20 8 22 10 RIGHT HAND TRACTOR24 13 NEW SIZE 8 PITCH 26 $16 Presumably fuel shut-off timer used terminate flight Report Pads As member FAI Scale Subcommittee representing US attended plenary session Committee International Aeromodeling ClAM Paris Nov 30Dec 1 Two agenda matters affecting Scale decided vote first dealt subject maximum engine displacement multi-engine planes Traditionally past ClAM has favor change increase displacement above present 10cc 61 Cu total number engines proposal Austria asked 20cc multi-engine planes single engine remaining 10cc reason efficiency engines model using less single engine same total displacement competitor forced construct large model near 6-kg weight limit have chance win Knowing history previous ClAM rejection increase sub-committee voted recom mend watered down limit 15cc twins two 45s 20cc total three engines three 40s four 30s ClAM delegates surprisingly voted accept change second proposal US approval provisional RC Stand off-Scale rules official inclusion World Championship competition addi tion current FAI Scale rules reason growing world-wide popularity RC Stand-off Scale activity its own merits Stand-off intended lead FAI Scale modeling occurred proposal debated sub-committee great length members feeling acceptance Stand off Scale would have detrimental effect FAI Scale therefore against April1979 101 TiOimdO PROPELLERS polyester boil color N BROS OKIN ST JOHN INDIANA 46373 NOW Alrflo 40 Engine Mount Creates strongest vibration free molded airplane front avail able Improved aerodynamic efficiency Firewall face 21/2~ square SEND FOR INFORMATION ON ALL OF OUR PRODUCTS FOURMOST RACING PRODUCES 54th Avenue Grove OR 97116 change provisional rules official Only US member voted favor proposal sub-committee went record recommending official status However full ClAM session delegates asked vote proposal did accept sub-committee recommendation overwhelmingly passed 16 six vote indicates countries feel tide Stand-off Scale growing will number years before conditions met rule book changed include Stand-off Scale 1980 World Championships Ottawa Canada RC CL Scale will include International Stand-off meet Contests will need conducted using provi sional rules international meets Sweden England did qualify because rules followed no subsequent report made FAI future can expect proposals change complexity bonus also applies SOS delete 10% bonus two-bay biplanes replace 10% biplanes under-cambered wings also mention deleting bonus points biplanes semi- full-symmetrical airfoil wings because thought fly too much like monoplanes discussion concerning deletion 5% bonus points one-wheeled landing gear because plane prone nose over landing twowheeled gear SOS suggested ratio static flight scores now approximately ld changed ause judges scoring too high static event stressed flight rather plane met opposition committee members because would limit choice planes fly well suggestion craftsmanship scoring should dropped because too difficult distinguish between crafts manship fidelity Stand-off also opposed members basis fidelity has accuracy outline craftsmanship matter well work executed difference between two should evident Suggested Retail Price $525 Nine nations represented Scale sub-committee Switzerland West Germany Mexico Japan Yugoslavia France Canada UK USA Commit tee members questioned individually about activity Free Flight Scale Control Line Scale countries Free Flight active UK US Control Line US Canada will include Control Line Scale its 1980 World Championships Both France England pointed out change weight limit 5kg 6kg occurs 1979 RC Scale illegal countries law land prohibits heavier planes Large planes have flown England special permis sion appears doubtful mammoth scale can achieve great success countries has US Canada meetings conducted English educational experience able exchange views positions representatives other nations also very important us have views considered internationally As earlier said though have voice may minority heard Stand-off Scale will indeed come World Championship event Educational Contribution Scale Dimension newsletter Scale Squadron So Cal story Buz Watson interesting experience Ryan PT22 plane made Bob Holman drawings exact scale 2 foot scratch built Ryan flies like trainer straight down runway takeoff smooth solid landings landing gear strong enough 61b weight thought would interesting have pilot front cockpit fall out parachute idea fine $450 pilot molded sitting position made difficult fall freely feet would hang up under instrument panel possibly catch windshield modify pilot cut midsection flexible made parachute out silk $600 yard about 28 diameter 20 shroud lines Thanks Larrys wife Cindy doing seams ANNOUNCING Fast Steep climb FLat Slow Glide 4 new P30 class model designed novice mind has potential win toughest THE POTENT30 Deluxe kit features include Rolled balsa fusela ne wing mount dt completed prop nose plug tail plug & rudder Precut wing ribs spar notches job rated balsa strips Highest quality jissue shed contest rubber Detailed instructions flying tips help minI CAT NO R2 $695 PP check money order CHAS WERLE 3620 MORSE AVE NOB SACTO CALIF 95621 machine Two harness straps attached pilots back parachute opens time Works great Thats well good order get good free fall cut off pilots boots Flight test day successful five complete jumps row no problems weekend following weekend thought would look authentic have pilot coming down feet glued boots back Ryan took off nice smooth about nine score climbed jump altitude about 150 feet rolled Ryan its back watched horror pilots feet hung up windshield chute came out opening yanking pilot out cockpit catching elevator way out almost ripping off airplane no elevator control can guess what happened parachute opened fine plane going crash Under circumstances thing could chop throttle try use ailerons roll right side up no avail Ryan spiraled down asphalt went splat About 45 seconds later chute landed nice soft dirt What could movie director ask perfect take will $2000 please way Bert Baker witnessed whole thing Ryan repairable some miracle didnt damage wing landing gear course nose gone will back airless parachute conclude another quotation Scale Squadron newsletter editor John W Wheeler year included AMA Scale contest quality some airplanes entered class left something desired Would believe AMA World War II entry no retracts high-wing aircraft underpowered uncontrolable just barely completed two recognizable maneuvers takeoff landing neither very well Sport Scale planes entered AMA Scale would have deserving trophies prizes writers opinion Sport Scale planes would have better advantage AMA Scale due extensive detail excellent craftsmanship 102 Model Aviation Because type scoring AMA class would have received full credit detail superb craftsmanship question point appears Should certain added requirements insure high quality aircraft entered class competition Should follow pattern type rules mandatory advancement Sport Scale after three first place wins force good aircraft fliers class Should better quality trophies higher value prizes AMA class draw entries Manda tory AMA class aircraft exterior cockpit detail added answer Read AMA rule book requirements entering AMA class aircraft has necessary requirements change presentation book make scale ruler enter aircraft AMA class might find youll come out winner Bob Dolly Wischer Rt 1 S-221 Lapham Peak Roa4 Delafleld WI 53018 RC Pylon/Lane continued page 31 keepered Balsa pushrods recommended racing aircraft One-fourth inch dowel fiberglass arrow shafts safest personally like -in dowels The- arrow shafts eventually fatigue constant vibration Another important part aircraft landing gear gear should solidly attached wheels should true free wheeling racer has dumped takeoff has veered left right scattered people and/or destroyed equipment because wheel landing gear has failed Always check prop balance tightness crankshaft before flight sure spinner secure stuff electric starter against loose spinner heck breaks loose spinner prop flying directions blows heat usually may injure guy next Basically have safe plane will probably have safe race Obviously safe plane will eliminate prob lems would otherwise keep concentrating flying winning course Another thing keep mind racing keep airplane least pylon height around course fly below tops pylons dont leave margin error might good idea pilot worked pylons least once see what like racer comes 15 20 feet above ground 150 mph plus guarantee can make want dig hole crawl hurry So race pilots ought give workers fair shake fly couple feet above pylons least cut dont strain racer through pylon time writing NMPRA results looks like Bill Hager will new president 1979 hope everyone NMPRA will give Bill support make 1979 Banner Year NMPRA Lets face way racing can survive participants collectively voice wants needs hope F- 1 QM groups can work together 1979 benefit everyone concerned Someone once said united stand divided fall Go fast turn left RC Helicopters/Chesney continued page 32 right cyclic will course different individual helicopters since copter will vary engine power weight main rotor pitch therefore amount thrust needed counter torque generated combination static set-ups great start dont alarmed must change Now before leave lateral drift might add compensating drift cyclic trim helicopter may appear inclined right left stationary hover RC helicopters exactly full-scale counterparts main rotor shaft rather swash plate would inclined compensate lateral drift fuselage would therefore suspended level attitude during hover effect cyclic compensation less level attitude fuselage machine hovers will cause take offs landings skid first variety Hover practice what frustrating activity Like other skill proficiency flying RC helicopters comes practice work have done far will pay off unless persevere helicopter will try patience time practice efforts will seem worthless machine will seem anything obey commands hang real trick will keep machine piece repair quickly practice sessions can held close gether possible way keeping machine harm use training gear wider stance training gear will help keep machine tipping over didnt use training gear started got pretty good doing repairsparticularly rotor blade repairs training gear can expect least tip-over during practice keep new set rotor blades ready may also desire keep other spares stock Always repair machine quickly Ive found damaged chopper looks worse really pull out spares repair machine get back practice Training flights should made April 1979 103
Edition: Model Aviation - 1979/04
Page Numbers: 30, 101, 102, 103
TRENDS Scale Now 1978 Tournament Champions results have published word action has filtered back us Wisconsin boondocks very evident best pattern fliers could easily take over top places Scale event whenever willing invest time required build scale planes results also tell us way improve Scale flight scores investing time building flying pattern type planes spending time flying field burning fuel translates dollars say dont like pattern planes build something scale-like pattern-type flight potential aid polishing reflexes consider buying fuel drum Another trend contest philosophy seems willingness trade high points maneuverability low points realism effecting pattern-like flight hoping impressionable judges plane flies too fast may take few lumps realism score gain smoothness offsets loss results may distasteful us scale purists cannot really fault contestant uses loop-hole betterment fastest planes Las Vegas took home second place check $7000 trend direction opposite Las Vegas surging popularity School yard Scale well designed Flyline Classic House Balsa kits avail able assets trend Last year DC Maxecuters conducted Schoolyard Scale contest promote event set up provisional rules RC competition divisions single rudder multichannel No limit plane size scale Icc 061 cu displacement limit piston engines size electric C02 engines Minimum proof scale threeview photos permissible re quired Models static judged fidelity difficulty workmanship Flight scores based primarily scale-like performance secondary emphasis precision best planes static flying Continued page 101 30 Model Aviation Breath-taking scale jobs Jim Fundyk pop up big winter-time shows awesome F4U-SNL powered twin in-line Dooling original design Bendix-type starter externaily powered assume twin consist two 29s Propelier 14 dIameter 6 pitch SportScaic Westiand Lysander camouflagecolors byGeorge South powered byan 0960 Buddy Irwin fiew Gloster Southeastern RC Championships encountered engine problems prevented repetition its 1977 first place win Photograph LF Randoiph following ten rules Rules Students will help instructor gracefully through trying times lives 1 Get know instructor could subject heart attack post nasal drip mental disorders flat feet muscular spasms dont want miss flying sessions 2 helpfuL starting own engine As instructors old have difficulty bending squatting down will really glad Keep mind also tone instruction really gets ragged after ST 60 has chewed up hand 3 Build instructors character will keep ole boy alert prevent him dozing off several easy ways to take off full aileron head trees hope gone calmly hand him old box may seem somewhat drastic does work 4 humorous instructor can use little break tension can telling him fly open indecently exposed hes landing 12pound war bird dead-stick can sneak over turn receiver off walks out range check can Hot Stuff main gear wheels ground joy can bring instructor truly endless 5 Ask instructor questions will give him chance explain things knows wife wont listen also instills pride sense well being instructor must careful however some questions may take him weeks answer satisfaction still wont know sail plane holds world speed record 6 Dont embarrass instructor Never ask aircraft instructor has crashed important instructor happens fighter pilot instructor lands plane 500 feet down runway dont ask him doesnt land own plane way 7 Always listen carefully instruc tor way can blame crash him 8 Have excuses flying ready necessary fear pride keep taking air Some good ones forgot charge battery students always forget sinuses killing everyone 7208 Never fail note weather wind excuse low clouds darkness sun light thunder miles away Always prepared flexible 9Test instructor sure test steady hands get instructor remove tick belly button lighted cigar singing Dixie Since few will pass notably Yankee instructors stationed down simpler test Secretly move trim levers full throw good ones will handle no sweat Some wont notice because never stop sticks anywhere near center Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3 5-45 35-4304 6364354 747678504 848-68-8 654 949-69-7 9810-410-6854 114116118 Si 12-412-512-6$150 2 Blade Pusher 5W3 Sizes pitches styles needs AT YOUR DEALER 6-36-4354 8-6854A 9-610-6Si 3 Blade Tractor.aW 5-3 6-36-4504 3 BladePusher - Blade Metallic Aluminum Color Tractor 1576 51 8688$125 96 1061045150 Pusher106$150 10 Involve wife can blame almost everything After everyone knows hate smell paint glue take six months build Sweet Stick its because wife wont have balsa dust kitchen table Since wives have death grip checkbook can explain reason still using old McCoy 29 wife wont up allowance must really careful though let talk gal pilots like Phyllis cover sure blown Well thats rules Follow carefully probably wont see Saturday plane has bent nose gear wife insists finish redoing bathroom weatherman says might rain Ed 7208 flies lot and.. Im sure enjoyed much did Thanks Radar Next month plan have another maneuver description coverage Tangerine International R/G Championships Ron Van Puttg 12 Connie Dr Shalimar FL 32579 RC Scale/Wischers continued page 30 receive score second place score two etc winner has lowest score static plus flight Rudder-only planes hand-launched multichannel ROG Both perform straight flight procedure turn straight retum figureeight pattern followed maneuvers within capability prototype spot landing single channel five flight points deducted minute over five duration seven-minute limit multi notable change old time rudder-only absence provision motor control keep model climbing out sight GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 31W BORE ALL SIZES IN18 $7 6 8 & 10 PITCH 20 8 22 10 RIGHT HAND TRACTOR24 13 NEW SIZE 8 PITCH 26 $16 Presumably fuel shut-off timer used terminate flight Report Pads As member FAI Scale Subcommittee representing US attended plenary session Committee International Aeromodeling ClAM Paris Nov 30Dec 1 Two agenda matters affecting Scale decided vote first dealt subject maximum engine displacement multi-engine planes Traditionally past ClAM has favor change increase displacement above present 10cc 61 Cu total number engines proposal Austria asked 20cc multi-engine planes single engine remaining 10cc reason efficiency engines model using less single engine same total displacement competitor forced construct large model near 6-kg weight limit have chance win Knowing history previous ClAM rejection increase sub-committee voted recom mend watered down limit 15cc twins two 45s 20cc total three engines three 40s four 30s ClAM delegates surprisingly voted accept change second proposal US approval provisional RC Stand off-Scale rules official inclusion World Championship competition addi tion current FAI Scale rules reason growing world-wide popularity RC Stand-off Scale activity its own merits Stand-off intended lead FAI Scale modeling occurred proposal debated sub-committee great length members feeling acceptance Stand off Scale would have detrimental effect FAI Scale therefore against April1979 101 TiOimdO PROPELLERS polyester boil color N BROS OKIN ST JOHN INDIANA 46373 NOW Alrflo 40 Engine Mount Creates strongest vibration free molded airplane front avail able Improved aerodynamic efficiency Firewall face 21/2~ square SEND FOR INFORMATION ON ALL OF OUR PRODUCTS FOURMOST RACING PRODUCES 54th Avenue Grove OR 97116 change provisional rules official Only US member voted favor proposal sub-committee went record recommending official status However full ClAM session delegates asked vote proposal did accept sub-committee recommendation overwhelmingly passed 16 six vote indicates countries feel tide Stand-off Scale growing will number years before conditions met rule book changed include Stand-off Scale 1980 World Championships Ottawa Canada RC CL Scale will include International Stand-off meet Contests will need conducted using provi sional rules international meets Sweden England did qualify because rules followed no subsequent report made FAI future can expect proposals change complexity bonus also applies SOS delete 10% bonus two-bay biplanes replace 10% biplanes under-cambered wings also mention deleting bonus points biplanes semi- full-symmetrical airfoil wings because thought fly too much like monoplanes discussion concerning deletion 5% bonus points one-wheeled landing gear because plane prone nose over landing twowheeled gear SOS suggested ratio static flight scores now approximately ld changed ause judges scoring too high static event stressed flight rather plane met opposition committee members because would limit choice planes fly well suggestion craftsmanship scoring should dropped because too difficult distinguish between crafts manship fidelity Stand-off also opposed members basis fidelity has accuracy outline craftsmanship matter well work executed difference between two should evident Suggested Retail Price $525 Nine nations represented Scale sub-committee Switzerland West Germany Mexico Japan Yugoslavia France Canada UK USA Commit tee members questioned individually about activity Free Flight Scale Control Line Scale countries Free Flight active UK US Control Line US Canada will include Control Line Scale its 1980 World Championships Both France England pointed out change weight limit 5kg 6kg occurs 1979 RC Scale illegal countries law land prohibits heavier planes Large planes have flown England special permis sion appears doubtful mammoth scale can achieve great success countries has US Canada meetings conducted English educational experience able exchange views positions representatives other nations also very important us have views considered internationally As earlier said though have voice may minority heard Stand-off Scale will indeed come World Championship event Educational Contribution Scale Dimension newsletter Scale Squadron So Cal story Buz Watson interesting experience Ryan PT22 plane made Bob Holman drawings exact scale 2 foot scratch built Ryan flies like trainer straight down runway takeoff smooth solid landings landing gear strong enough 61b weight thought would interesting have pilot front cockpit fall out parachute idea fine $450 pilot molded sitting position made difficult fall freely feet would hang up under instrument panel possibly catch windshield modify pilot cut midsection flexible made parachute out silk $600 yard about 28 diameter 20 shroud lines Thanks Larrys wife Cindy doing seams ANNOUNCING Fast Steep climb FLat Slow Glide 4 new P30 class model designed novice mind has potential win toughest THE POTENT30 Deluxe kit features include Rolled balsa fusela ne wing mount dt completed prop nose plug tail plug & rudder Precut wing ribs spar notches job rated balsa strips Highest quality jissue shed contest rubber Detailed instructions flying tips help minI CAT NO R2 $695 PP check money order CHAS WERLE 3620 MORSE AVE NOB SACTO CALIF 95621 machine Two harness straps attached pilots back parachute opens time Works great Thats well good order get good free fall cut off pilots boots Flight test day successful five complete jumps row no problems weekend following weekend thought would look authentic have pilot coming down feet glued boots back Ryan took off nice smooth about nine score climbed jump altitude about 150 feet rolled Ryan its back watched horror pilots feet hung up windshield chute came out opening yanking pilot out cockpit catching elevator way out almost ripping off airplane no elevator control can guess what happened parachute opened fine plane going crash Under circumstances thing could chop throttle try use ailerons roll right side up no avail Ryan spiraled down asphalt went splat About 45 seconds later chute landed nice soft dirt What could movie director ask perfect take will $2000 please way Bert Baker witnessed whole thing Ryan repairable some miracle didnt damage wing landing gear course nose gone will back airless parachute conclude another quotation Scale Squadron newsletter editor John W Wheeler year included AMA Scale contest quality some airplanes entered class left something desired Would believe AMA World War II entry no retracts high-wing aircraft underpowered uncontrolable just barely completed two recognizable maneuvers takeoff landing neither very well Sport Scale planes entered AMA Scale would have deserving trophies prizes writers opinion Sport Scale planes would have better advantage AMA Scale due extensive detail excellent craftsmanship 102 Model Aviation Because type scoring AMA class would have received full credit detail superb craftsmanship question point appears Should certain added requirements insure high quality aircraft entered class competition Should follow pattern type rules mandatory advancement Sport Scale after three first place wins force good aircraft fliers class Should better quality trophies higher value prizes AMA class draw entries Manda tory AMA class aircraft exterior cockpit detail added answer Read AMA rule book requirements entering AMA class aircraft has necessary requirements change presentation book make scale ruler enter aircraft AMA class might find youll come out winner Bob Dolly Wischer Rt 1 S-221 Lapham Peak Roa4 Delafleld WI 53018 RC Pylon/Lane continued page 31 keepered Balsa pushrods recommended racing aircraft One-fourth inch dowel fiberglass arrow shafts safest personally like -in dowels The- arrow shafts eventually fatigue constant vibration Another important part aircraft landing gear gear should solidly attached wheels should true free wheeling racer has dumped takeoff has veered left right scattered people and/or destroyed equipment because wheel landing gear has failed Always check prop balance tightness crankshaft before flight sure spinner secure stuff electric starter against loose spinner heck breaks loose spinner prop flying directions blows heat usually may injure guy next Basically have safe plane will probably have safe race Obviously safe plane will eliminate prob lems would otherwise keep concentrating flying winning course Another thing keep mind racing keep airplane least pylon height around course fly below tops pylons dont leave margin error might good idea pilot worked pylons least once see what like racer comes 15 20 feet above ground 150 mph plus guarantee can make want dig hole crawl hurry So race pilots ought give workers fair shake fly couple feet above pylons least cut dont strain racer through pylon time writing NMPRA results looks like Bill Hager will new president 1979 hope everyone NMPRA will give Bill support make 1979 Banner Year NMPRA Lets face way racing can survive participants collectively voice wants needs hope F- 1 QM groups can work together 1979 benefit everyone concerned Someone once said united stand divided fall Go fast turn left RC Helicopters/Chesney continued page 32 right cyclic will course different individual helicopters since copter will vary engine power weight main rotor pitch therefore amount thrust needed counter torque generated combination static set-ups great start dont alarmed must change Now before leave lateral drift might add compensating drift cyclic trim helicopter may appear inclined right left stationary hover RC helicopters exactly full-scale counterparts main rotor shaft rather swash plate would inclined compensate lateral drift fuselage would therefore suspended level attitude during hover effect cyclic compensation less level attitude fuselage machine hovers will cause take offs landings skid first variety Hover practice what frustrating activity Like other skill proficiency flying RC helicopters comes practice work have done far will pay off unless persevere helicopter will try patience time practice efforts will seem worthless machine will seem anything obey commands hang real trick will keep machine piece repair quickly practice sessions can held close gether possible way keeping machine harm use training gear wider stance training gear will help keep machine tipping over didnt use training gear started got pretty good doing repairsparticularly rotor blade repairs training gear can expect least tip-over during practice keep new set rotor blades ready may also desire keep other spares stock Always repair machine quickly Ive found damaged chopper looks worse really pull out spares repair machine get back practice Training flights should made April 1979 103
Edition: Model Aviation - 1979/04
Page Numbers: 30, 101, 102, 103
TRENDS Scale Now 1978 Tournament Champions results have published word action has filtered back us Wisconsin boondocks very evident best pattern fliers could easily take over top places Scale event whenever willing invest time required build scale planes results also tell us way improve Scale flight scores investing time building flying pattern type planes spending time flying field burning fuel translates dollars say dont like pattern planes build something scale-like pattern-type flight potential aid polishing reflexes consider buying fuel drum Another trend contest philosophy seems willingness trade high points maneuverability low points realism effecting pattern-like flight hoping impressionable judges plane flies too fast may take few lumps realism score gain smoothness offsets loss results may distasteful us scale purists cannot really fault contestant uses loop-hole betterment fastest planes Las Vegas took home second place check $7000 trend direction opposite Las Vegas surging popularity School yard Scale well designed Flyline Classic House Balsa kits avail able assets trend Last year DC Maxecuters conducted Schoolyard Scale contest promote event set up provisional rules RC competition divisions single rudder multichannel No limit plane size scale Icc 061 cu displacement limit piston engines size electric C02 engines Minimum proof scale threeview photos permissible re quired Models static judged fidelity difficulty workmanship Flight scores based primarily scale-like performance secondary emphasis precision best planes static flying Continued page 101 30 Model Aviation Breath-taking scale jobs Jim Fundyk pop up big winter-time shows awesome F4U-SNL powered twin in-line Dooling original design Bendix-type starter externaily powered assume twin consist two 29s Propelier 14 dIameter 6 pitch SportScaic Westiand Lysander camouflagecolors byGeorge South powered byan 0960 Buddy Irwin fiew Gloster Southeastern RC Championships encountered engine problems prevented repetition its 1977 first place win Photograph LF Randoiph following ten rules Rules Students will help instructor gracefully through trying times lives 1 Get know instructor could subject heart attack post nasal drip mental disorders flat feet muscular spasms dont want miss flying sessions 2 helpfuL starting own engine As instructors old have difficulty bending squatting down will really glad Keep mind also tone instruction really gets ragged after ST 60 has chewed up hand 3 Build instructors character will keep ole boy alert prevent him dozing off several easy ways to take off full aileron head trees hope gone calmly hand him old box may seem somewhat drastic does work 4 humorous instructor can use little break tension can telling him fly open indecently exposed hes landing 12pound war bird dead-stick can sneak over turn receiver off walks out range check can Hot Stuff main gear wheels ground joy can bring instructor truly endless 5 Ask instructor questions will give him chance explain things knows wife wont listen also instills pride sense well being instructor must careful however some questions may take him weeks answer satisfaction still wont know sail plane holds world speed record 6 Dont embarrass instructor Never ask aircraft instructor has crashed important instructor happens fighter pilot instructor lands plane 500 feet down runway dont ask him doesnt land own plane way 7 Always listen carefully instruc tor way can blame crash him 8 Have excuses flying ready necessary fear pride keep taking air Some good ones forgot charge battery students always forget sinuses killing everyone 7208 Never fail note weather wind excuse low clouds darkness sun light thunder miles away Always prepared flexible 9Test instructor sure test steady hands get instructor remove tick belly button lighted cigar singing Dixie Since few will pass notably Yankee instructors stationed down simpler test Secretly move trim levers full throw good ones will handle no sweat Some wont notice because never stop sticks anywhere near center Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor 5-3 5-45 35-4304 6364354 747678504 848-68-8 654 949-69-7 9810-410-6854 114116118 Si 12-412-512-6$150 2 Blade Pusher 5W3 Sizes pitches styles needs AT YOUR DEALER 6-36-4354 8-6854A 9-610-6Si 3 Blade Tractor.aW 5-3 6-36-4504 3 BladePusher - Blade Metallic Aluminum Color Tractor 1576 51 8688$125 96 1061045150 Pusher106$150 10 Involve wife can blame almost everything After everyone knows hate smell paint glue take six months build Sweet Stick its because wife wont have balsa dust kitchen table Since wives have death grip checkbook can explain reason still using old McCoy 29 wife wont up allowance must really careful though let talk gal pilots like Phyllis cover sure blown Well thats rules Follow carefully probably wont see Saturday plane has bent nose gear wife insists finish redoing bathroom weatherman says might rain Ed 7208 flies lot and.. Im sure enjoyed much did Thanks Radar Next month plan have another maneuver description coverage Tangerine International R/G Championships Ron Van Puttg 12 Connie Dr Shalimar FL 32579 RC Scale/Wischers continued page 30 receive score second place score two etc winner has lowest score static plus flight Rudder-only planes hand-launched multichannel ROG Both perform straight flight procedure turn straight retum figureeight pattern followed maneuvers within capability prototype spot landing single channel five flight points deducted minute over five duration seven-minute limit multi notable change old time rudder-only absence provision motor control keep model climbing out sight GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully carved Crafts man addshis own final touches 31W BORE ALL SIZES IN18 $7 6 8 & 10 PITCH 20 8 22 10 RIGHT HAND TRACTOR24 13 NEW SIZE 8 PITCH 26 $16 Presumably fuel shut-off timer used terminate flight Report Pads As member FAI Scale Subcommittee representing US attended plenary session Committee International Aeromodeling ClAM Paris Nov 30Dec 1 Two agenda matters affecting Scale decided vote first dealt subject maximum engine displacement multi-engine planes Traditionally past ClAM has favor change increase displacement above present 10cc 61 Cu total number engines proposal Austria asked 20cc multi-engine planes single engine remaining 10cc reason efficiency engines model using less single engine same total displacement competitor forced construct large model near 6-kg weight limit have chance win Knowing history previous ClAM rejection increase sub-committee voted recom mend watered down limit 15cc twins two 45s 20cc total three engines three 40s four 30s ClAM delegates surprisingly voted accept change second proposal US approval provisional RC Stand off-Scale rules official inclusion World Championship competition addi tion current FAI Scale rules reason growing world-wide popularity RC Stand-off Scale activity its own merits Stand-off intended lead FAI Scale modeling occurred proposal debated sub-committee great length members feeling acceptance Stand off Scale would have detrimental effect FAI Scale therefore against April1979 101 TiOimdO PROPELLERS polyester boil color N BROS OKIN ST JOHN INDIANA 46373 NOW Alrflo 40 Engine Mount Creates strongest vibration free molded airplane front avail able Improved aerodynamic efficiency Firewall face 21/2~ square SEND FOR INFORMATION ON ALL OF OUR PRODUCTS FOURMOST RACING PRODUCES 54th Avenue Grove OR 97116 change provisional rules official Only US member voted favor proposal sub-committee went record recommending official status However full ClAM session delegates asked vote proposal did accept sub-committee recommendation overwhelmingly passed 16 six vote indicates countries feel tide Stand-off Scale growing will number years before conditions met rule book changed include Stand-off Scale 1980 World Championships Ottawa Canada RC CL Scale will include International Stand-off meet Contests will need conducted using provi sional rules international meets Sweden England did qualify because rules followed no subsequent report made FAI future can expect proposals change complexity bonus also applies SOS delete 10% bonus two-bay biplanes replace 10% biplanes under-cambered wings also mention deleting bonus points biplanes semi- full-symmetrical airfoil wings because thought fly too much like monoplanes discussion concerning deletion 5% bonus points one-wheeled landing gear because plane prone nose over landing twowheeled gear SOS suggested ratio static flight scores now approximately ld changed ause judges scoring too high static event stressed flight rather plane met opposition committee members because would limit choice planes fly well suggestion craftsmanship scoring should dropped because too difficult distinguish between crafts manship fidelity Stand-off also opposed members basis fidelity has accuracy outline craftsmanship matter well work executed difference between two should evident Suggested Retail Price $525 Nine nations represented Scale sub-committee Switzerland West Germany Mexico Japan Yugoslavia France Canada UK USA Commit tee members questioned individually about activity Free Flight Scale Control Line Scale countries Free Flight active UK US Control Line US Canada will include Control Line Scale its 1980 World Championships Both France England pointed out change weight limit 5kg 6kg occurs 1979 RC Scale illegal countries law land prohibits heavier planes Large planes have flown England special permis sion appears doubtful mammoth scale can achieve great success countries has US Canada meetings conducted English educational experience able exchange views positions representatives other nations also very important us have views considered internationally As earlier said though have voice may minority heard Stand-off Scale will indeed come World Championship event Educational Contribution Scale Dimension newsletter Scale Squadron So Cal story Buz Watson interesting experience Ryan PT22 plane made Bob Holman drawings exact scale 2 foot scratch built Ryan flies like trainer straight down runway takeoff smooth solid landings landing gear strong enough 61b weight thought would interesting have pilot front cockpit fall out parachute idea fine $450 pilot molded sitting position made difficult fall freely feet would hang up under instrument panel possibly catch windshield modify pilot cut midsection flexible made parachute out silk $600 yard about 28 diameter 20 shroud lines Thanks Larrys wife Cindy doing seams ANNOUNCING Fast Steep climb FLat Slow Glide 4 new P30 class model designed novice mind has potential win toughest THE POTENT30 Deluxe kit features include Rolled balsa fusela ne wing mount dt completed prop nose plug tail plug & rudder Precut wing ribs spar notches job rated balsa strips Highest quality jissue shed contest rubber Detailed instructions flying tips help minI CAT NO R2 $695 PP check money order CHAS WERLE 3620 MORSE AVE NOB SACTO CALIF 95621 machine Two harness straps attached pilots back parachute opens time Works great Thats well good order get good free fall cut off pilots boots Flight test day successful five complete jumps row no problems weekend following weekend thought would look authentic have pilot coming down feet glued boots back Ryan took off nice smooth about nine score climbed jump altitude about 150 feet rolled Ryan its back watched horror pilots feet hung up windshield chute came out opening yanking pilot out cockpit catching elevator way out almost ripping off airplane no elevator control can guess what happened parachute opened fine plane going crash Under circumstances thing could chop throttle try use ailerons roll right side up no avail Ryan spiraled down asphalt went splat About 45 seconds later chute landed nice soft dirt What could movie director ask perfect take will $2000 please way Bert Baker witnessed whole thing Ryan repairable some miracle didnt damage wing landing gear course nose gone will back airless parachute conclude another quotation Scale Squadron newsletter editor John W Wheeler year included AMA Scale contest quality some airplanes entered class left something desired Would believe AMA World War II entry no retracts high-wing aircraft underpowered uncontrolable just barely completed two recognizable maneuvers takeoff landing neither very well Sport Scale planes entered AMA Scale would have deserving trophies prizes writers opinion Sport Scale planes would have better advantage AMA Scale due extensive detail excellent craftsmanship 102 Model Aviation Because type scoring AMA class would have received full credit detail superb craftsmanship question point appears Should certain added requirements insure high quality aircraft entered class competition Should follow pattern type rules mandatory advancement Sport Scale after three first place wins force good aircraft fliers class Should better quality trophies higher value prizes AMA class draw entries Manda tory AMA class aircraft exterior cockpit detail added answer Read AMA rule book requirements entering AMA class aircraft has necessary requirements change presentation book make scale ruler enter aircraft AMA class might find youll come out winner Bob Dolly Wischer Rt 1 S-221 Lapham Peak Roa4 Delafleld WI 53018 RC Pylon/Lane continued page 31 keepered Balsa pushrods recommended racing aircraft One-fourth inch dowel fiberglass arrow shafts safest personally like -in dowels The- arrow shafts eventually fatigue constant vibration Another important part aircraft landing gear gear should solidly attached wheels should true free wheeling racer has dumped takeoff has veered left right scattered people and/or destroyed equipment because wheel landing gear has failed Always check prop balance tightness crankshaft before flight sure spinner secure stuff electric starter against loose spinner heck breaks loose spinner prop flying directions blows heat usually may injure guy next Basically have safe plane will probably have safe race Obviously safe plane will eliminate prob lems would otherwise keep concentrating flying winning course Another thing keep mind racing keep airplane least pylon height around course fly below tops pylons dont leave margin error might good idea pilot worked pylons least once see what like racer comes 15 20 feet above ground 150 mph plus guarantee can make want dig hole crawl hurry So race pilots ought give workers fair shake fly couple feet above pylons least cut dont strain racer through pylon time writing NMPRA results looks like Bill Hager will new president 1979 hope everyone NMPRA will give Bill support make 1979 Banner Year NMPRA Lets face way racing can survive participants collectively voice wants needs hope F- 1 QM groups can work together 1979 benefit everyone concerned Someone once said united stand divided fall Go fast turn left RC Helicopters/Chesney continued page 32 right cyclic will course different individual helicopters since copter will vary engine power weight main rotor pitch therefore amount thrust needed counter torque generated combination static set-ups great start dont alarmed must change Now before leave lateral drift might add compensating drift cyclic trim helicopter may appear inclined right left stationary hover RC helicopters exactly full-scale counterparts main rotor shaft rather swash plate would inclined compensate lateral drift fuselage would therefore suspended level attitude during hover effect cyclic compensation less level attitude fuselage machine hovers will cause take offs landings skid first variety Hover practice what frustrating activity Like other skill proficiency flying RC helicopters comes practice work have done far will pay off unless persevere helicopter will try patience time practice efforts will seem worthless machine will seem anything obey commands hang real trick will keep machine piece repair quickly practice sessions can held close gether possible way keeping machine harm use training gear wider stance training gear will help keep machine tipping over didnt use training gear started got pretty good doing repairsparticularly rotor blade repairs training gear can expect least tip-over during practice keep new set rotor blades ready may also desire keep other spares stock Always repair machine quickly Ive found damaged chopper looks worse really pull out spares repair machine get back practice Training flights should made April 1979 103