Radio Control RON SCHORR 5244 Teesdale Ave North Hollywood Calif 91607 will beour president NMPRA 1976 Ron treasurer 1974-75 has really put organization very good financial position first time NMPRA able contribute Championship Race prizes spon sorship top notch manager Ron active race pilot knows desires problems competitive pilot addition has active directing contests knows problems associated conducting race contest Ron has NMPRA years has dedicated himself promote Pylon racing know Ron has new ideas 1976 will tremendous job Lets pitch help Ron make 1976 anotber banner year NMPRA Ron has informed 1976 Championship Race will held Calif Las Vegas rumor fact have racing since 1966 have built airplanes during years past would build extra air plane during winter months During racing season would always have build new ones between contests under pres sure Last winter finally got wise situation did building during winter months built three F-I two pattern airplanes glad did since lost two F-I airplanes during racing season going active race pilot will probably com pete ten 12 contests during sea son addition lot test flying fore might lose least two air planes So building during NMPRA lap-counter stand described text using flip cards has worked well places tried Drawing self-explanatory Pylon Racing off-season have plenty oftime build several airplanes plan build four F-I airplanes winter have already finished four weeks since Championship Race Another good tip would like share During off-season can tune-up flying skills flying pattern airplane weekends flight go through complete AMA pattern work maneuver perfection would surprised will help improve reflexes really important skill flying pylon racer addition might enter some pattern contests further improve flying skills So race pilots fly racers really never learn fly air plane properly Flying pattern airplane will give good flying experience racing season begins will better pilot ingredients necessary run successful pylon race course CD must know manage meet covered along other infor mation Race Procedure Guide pre pared NMPRA available AMA Headquarters note QM fliers Dont try re-invent wheel NMPRA has gone through growing pains developing race procedures over past ten years available II 2 K 7 OVaJAP}- /2 Ed Rankin asking Having proper equipment next important ingredient comprises following 20 ft-high pylons large 4X4 ft checkered flags set hand-held flags checkered orange yellow green white good PA system least five two-way radios five stop watches one-tenth-second divisions NMPRA clock NMPRA lap-counter stand built lap-counter stand year would like explain rationale its use use explain build Rationale In past lapcounter men use mechanical counters stand close pilots inform cuts However causes lot congestion area pilots stand sometimes ob struct vision other pilots addition Starter has hard time determining winners system could never used large contests lapcounter stand central source infor mation status laps cuts visually displayed Starter Head Lapcounter pilots stand burden informing pilots cuts shifted pilots caller ac cordance Race Procedure Guide officials responsible forming pilots cuts Lapcounter men stand can now located away pilot area accord ance AMA rule book neces sary have crash barriers behind Lapcounter men since sitting down partially have backs air planes coming down straightaway number number two pylon Use large race neces sary have Head Lap counter man addition Starter small contests function can combined function identify airplanes Lapcounter men Flagmen number two three pylons keep up airplane during race inform Lapcounter men cut called airplane aid Starter deter mining winners Head Lap counter man uses stand information cen con tinued page 92 20 Model Aviation NMPRA LAPCDUNTER STAND ALL DIMENSIONS IN INCHES fr________ 12 TYP f71/ * /4/ I2A TA4 /2 -t 4-Bits design presented January 1976 issue Quickie 500 racer eligible compete onedesign races specifying Quickie 500 design known whether races one-design models what specifications exist advance inquiry should made Contest Director avoid disap pointment Publisher CL Combat continued Once youve figured out make engine run want time make run consistently Any thing over 30% nitro requires slightly rich setting 60% requires very rich setting often needing quarter lap clean out unload possible compute total horsepower produced over entire engine run youd probably find 25% produced least much power 60% because setting constant werent em barrassing rich outside loops sputters over lean consecutive inside ioops mention occasional flame-out Ive told adding equal portions nitro propane nitro methane fuel will give some resistance flame-out problem keep engine detonat ing hot humid days Some fuel manufacturers already use reasons also because cheaper nitro methane contestant local meet used 70% nitro 10% propylene oxide 20% castor oil fuel slow com bat plane engine did run cooler others using milder blends claims because alcohol ingredient makes hot run ning engines about some fuel magicians getting controversy rarely have humid weather Southern California testing some theories under adverse weather conditions practical subject engine runs youll often hear engine tuners talk about raising lowering head adding subtracting gaskets shims really doesnt solve problem makes less apparent real remedy would different combustion chamber shape weve days wed happy just have engine run no matter slow Top tuners tip using high pressure surgical tubing needle valve setting can made less critical adding special jet fuel line can make exposing length 012 piano wire ac quired friendly Goodyear flier flame match putting through one-in length 1/8th tubing either brass copper solder up end Wait until solder cools pull out wire presto 012 jet may have experiment various size jets idea find supplies just slightly fuel engine needs just fill bladder two ounces fuel measure time takes empty example 018 jet passes two ounces about 30 seconds whereas 012 takes about half minutes checked needle valve set use jet passed two ounces fuel just under two minutes Thanks letters pictures hope use everything soon Flying Dutchmen Pennsylvania would like discuss favorite maneuvers used pilots various situations Send fa vorite maneuver diagram compli cated other comment following address Charlie Johnson 3716 Ingraham St San Diego Calif 92109 714 273-6530 phone call very good friend Fred Buschbaum reminded favorite maneuver doing real well combat match team mates yelling cut string well Fred thought said thing crashed RC Pylon/Rankin "' 4 naae 20 ter make decisions glance can determine position airplane Lap counter man has two sets cards set has numbers through ten show laps another set show cuts four sets numbered cards color coded yellow white green orange matched re spective colored flag number pylon number displayed denotes lap airplane has started take-off number card displayed end first lap number two card dis TWENTY-SECOND ANNUAL TOLEDO RADIO CONTROL EXPOSITI ON TOLEDO 5PORT5 ARENA ONE MAIN STREET TOLEDO OHIO APRIL 23 &41976 FRIDAY9 AM TD B PM SATURDAY 9 AM TO 5 PM SUNDAY 9 AM TO 330 PM 4pm7 OPEN TO PUBLIC ALL THREE DAYS UNQUESTIONABLY THE WORLDS GREATEST RADIO CONTROL SHOW PRESENTED BY WEAK SIGNALS R/C CLUB P0 BOX 5772 TOLEDO OHIO 3B13 92 Model Aviation played airplane has com pleted its ninth lap has started its tenth lap number ten card displayed three cards station dis play cuts card color code card colored white black diagonal stripes denote cut card solid black denote two cuts airplane has cut color coded card flipped instead numbered card display cut airplane receives second cut black white striped card flipped display solid black card stops counting laps forms Head Lap counter air plane has two cuts flips cards show number lap card keeping black cut card displayed have found convenient arrange cards can flipped forward over support rings dis play laps Construction photograph com pleted assembly dimensional sketch shown aid construction As previously stated set lap cards set cut cards required four stations total 52 cards Therefore desired select material cards lightweight has good durability since going banged around long time One-six teenth thick phenolic formica will fill requirement lap cards 9X 12 cut cards 3X 18 Two 5/8 diameter holes drilled top card attachment stand 3-in binder rings lap cards holes drilled edge distance cut cards use 5/8 edge distance Ten cards taped together can drilled time drill press quick calculation shows 356 sq ft phenolic 712 sq ft painting surface type paint used left up however used K&B Superpoxy primer enamel scuff-resistant longlasting finish spray primer laid cards garage floor newspaper under neath side dry can turned over painting other side paint cards Superpoxy enamel strung two wires tied rails garage doors method allows paint ten lap cards cut card front back changing paint colors spray gun eight remain ing cut cards can painted black time four can masked 45 degrees inch white stripes Numbers should seven inches tall black can cut out contact paper painted chose paint using stencil cut out 9X 12 poster board can painted same time black-cut cards being painted best results spray low pressure gun very thin paint stand made entirely 1 OD aluminum tubing takes less time fabricate cards Refer sketch overall dimensions bends can easily made using 1 thick 12 diameter wooden mandrel turned wood lathe /2 radius groove cut circumference Assembly stand done 3/16 dia X 2 long machine screws nuts stand divided sections can dis assembled carried trunk car van used transportation center tubing section center support required disassembled complete lap counter stand will cost about $60 depending resources will require about 30 hours build phenolic formica can purchased lumber yard tubing hard ware store binder rings stationery store very worthy project club very active racing would surprised results used properly have used stand dis trict races year addition AMA Nats NMPRA Championship race very good results Building Tips 1 best results filling wood pores fiberglass pits brush first coat K&B Superpoxy primer mixed microballoons dried will have very rough texture can sanded very smoothly 150-grit sandpaper Apply additional coat mixed microbal loons cover remaining imperfections Sand 220-grit sandpaper spray two very thin coats primer method will give very light filler painting K&B Superpoxy enamel Approxi mately 3 oz F-I airplane Thin mixed enamel thinner spray three coats sitting 20 PSI gun pressure set suction feed enamel coating should weigh about two ounces total paint job weight 5 oz 2 Pilot canopy can tinted very easily placing warm water too hot canopy will deform mixed Rit dye Leave canopy solution until desired tint obtained 3 1/64 thick plywood strip rein forcement used edges tails rud ders can glued Zapp Hot Stuff giving hard structural attachment Also wing tips can hardened prevent dam age applying Zapp surface edges Sand smooth finish after has dried 4 neat access panel installation can made fiberglass fuselages using following procedure Mark off cut out Moto-Tool cutting disk Wax edges removable access panel Position panel back fuselage place masking tape seam Cut strips fiberglass cloth apply fiberglass resin inside fuselage over seam Before fiberglass has cured remove tape pop out removable panel neat lip formed panel edges rest Camloc screws can used retain panel Editors Note Beginning April issue Dave Lane 4477 136th Hawthorne Calif 90250 will replace Ed Rankin Pylon contributing editor direct mail him rather Ed Ed has done bang-up job Pylon columnist has deeply involved Pylon affairs simply has overwhelmed himself worksomething give March1976 93
Edition: Model Aviation - 1976/03
Page Numbers: 20, 92, 93
Radio Control RON SCHORR 5244 Teesdale Ave North Hollywood Calif 91607 will beour president NMPRA 1976 Ron treasurer 1974-75 has really put organization very good financial position first time NMPRA able contribute Championship Race prizes spon sorship top notch manager Ron active race pilot knows desires problems competitive pilot addition has active directing contests knows problems associated conducting race contest Ron has NMPRA years has dedicated himself promote Pylon racing know Ron has new ideas 1976 will tremendous job Lets pitch help Ron make 1976 anotber banner year NMPRA Ron has informed 1976 Championship Race will held Calif Las Vegas rumor fact have racing since 1966 have built airplanes during years past would build extra air plane during winter months During racing season would always have build new ones between contests under pres sure Last winter finally got wise situation did building during winter months built three F-I two pattern airplanes glad did since lost two F-I airplanes during racing season going active race pilot will probably com pete ten 12 contests during sea son addition lot test flying fore might lose least two air planes So building during NMPRA lap-counter stand described text using flip cards has worked well places tried Drawing self-explanatory Pylon Racing off-season have plenty oftime build several airplanes plan build four F-I airplanes winter have already finished four weeks since Championship Race Another good tip would like share During off-season can tune-up flying skills flying pattern airplane weekends flight go through complete AMA pattern work maneuver perfection would surprised will help improve reflexes really important skill flying pylon racer addition might enter some pattern contests further improve flying skills So race pilots fly racers really never learn fly air plane properly Flying pattern airplane will give good flying experience racing season begins will better pilot ingredients necessary run successful pylon race course CD must know manage meet covered along other infor mation Race Procedure Guide pre pared NMPRA available AMA Headquarters note QM fliers Dont try re-invent wheel NMPRA has gone through growing pains developing race procedures over past ten years available II 2 K 7 OVaJAP}- /2 Ed Rankin asking Having proper equipment next important ingredient comprises following 20 ft-high pylons large 4X4 ft checkered flags set hand-held flags checkered orange yellow green white good PA system least five two-way radios five stop watches one-tenth-second divisions NMPRA clock NMPRA lap-counter stand built lap-counter stand year would like explain rationale its use use explain build Rationale In past lapcounter men use mechanical counters stand close pilots inform cuts However causes lot congestion area pilots stand sometimes ob struct vision other pilots addition Starter has hard time determining winners system could never used large contests lapcounter stand central source infor mation status laps cuts visually displayed Starter Head Lapcounter pilots stand burden informing pilots cuts shifted pilots caller ac cordance Race Procedure Guide officials responsible forming pilots cuts Lapcounter men stand can now located away pilot area accord ance AMA rule book neces sary have crash barriers behind Lapcounter men since sitting down partially have backs air planes coming down straightaway number number two pylon Use large race neces sary have Head Lap counter man addition Starter small contests function can combined function identify airplanes Lapcounter men Flagmen number two three pylons keep up airplane during race inform Lapcounter men cut called airplane aid Starter deter mining winners Head Lap counter man uses stand information cen con tinued page 92 20 Model Aviation NMPRA LAPCDUNTER STAND ALL DIMENSIONS IN INCHES fr________ 12 TYP f71/ * /4/ I2A TA4 /2 -t 4-Bits design presented January 1976 issue Quickie 500 racer eligible compete onedesign races specifying Quickie 500 design known whether races one-design models what specifications exist advance inquiry should made Contest Director avoid disap pointment Publisher CL Combat continued Once youve figured out make engine run want time make run consistently Any thing over 30% nitro requires slightly rich setting 60% requires very rich setting often needing quarter lap clean out unload possible compute total horsepower produced over entire engine run youd probably find 25% produced least much power 60% because setting constant werent em barrassing rich outside loops sputters over lean consecutive inside ioops mention occasional flame-out Ive told adding equal portions nitro propane nitro methane fuel will give some resistance flame-out problem keep engine detonat ing hot humid days Some fuel manufacturers already use reasons also because cheaper nitro methane contestant local meet used 70% nitro 10% propylene oxide 20% castor oil fuel slow com bat plane engine did run cooler others using milder blends claims because alcohol ingredient makes hot run ning engines about some fuel magicians getting controversy rarely have humid weather Southern California testing some theories under adverse weather conditions practical subject engine runs youll often hear engine tuners talk about raising lowering head adding subtracting gaskets shims really doesnt solve problem makes less apparent real remedy would different combustion chamber shape weve days wed happy just have engine run no matter slow Top tuners tip using high pressure surgical tubing needle valve setting can made less critical adding special jet fuel line can make exposing length 012 piano wire ac quired friendly Goodyear flier flame match putting through one-in length 1/8th tubing either brass copper solder up end Wait until solder cools pull out wire presto 012 jet may have experiment various size jets idea find supplies just slightly fuel engine needs just fill bladder two ounces fuel measure time takes empty example 018 jet passes two ounces about 30 seconds whereas 012 takes about half minutes checked needle valve set use jet passed two ounces fuel just under two minutes Thanks letters pictures hope use everything soon Flying Dutchmen Pennsylvania would like discuss favorite maneuvers used pilots various situations Send fa vorite maneuver diagram compli cated other comment following address Charlie Johnson 3716 Ingraham St San Diego Calif 92109 714 273-6530 phone call very good friend Fred Buschbaum reminded favorite maneuver doing real well combat match team mates yelling cut string well Fred thought said thing crashed RC Pylon/Rankin "' 4 naae 20 ter make decisions glance can determine position airplane Lap counter man has two sets cards set has numbers through ten show laps another set show cuts four sets numbered cards color coded yellow white green orange matched re spective colored flag number pylon number displayed denotes lap airplane has started take-off number card displayed end first lap number two card dis TWENTY-SECOND ANNUAL TOLEDO RADIO CONTROL EXPOSITI ON TOLEDO 5PORT5 ARENA ONE MAIN STREET TOLEDO OHIO APRIL 23 &41976 FRIDAY9 AM TD B PM SATURDAY 9 AM TO 5 PM SUNDAY 9 AM TO 330 PM 4pm7 OPEN TO PUBLIC ALL THREE DAYS UNQUESTIONABLY THE WORLDS GREATEST RADIO CONTROL SHOW PRESENTED BY WEAK SIGNALS R/C CLUB P0 BOX 5772 TOLEDO OHIO 3B13 92 Model Aviation played airplane has com pleted its ninth lap has started its tenth lap number ten card displayed three cards station dis play cuts card color code card colored white black diagonal stripes denote cut card solid black denote two cuts airplane has cut color coded card flipped instead numbered card display cut airplane receives second cut black white striped card flipped display solid black card stops counting laps forms Head Lap counter air plane has two cuts flips cards show number lap card keeping black cut card displayed have found convenient arrange cards can flipped forward over support rings dis play laps Construction photograph com pleted assembly dimensional sketch shown aid construction As previously stated set lap cards set cut cards required four stations total 52 cards Therefore desired select material cards lightweight has good durability since going banged around long time One-six teenth thick phenolic formica will fill requirement lap cards 9X 12 cut cards 3X 18 Two 5/8 diameter holes drilled top card attachment stand 3-in binder rings lap cards holes drilled edge distance cut cards use 5/8 edge distance Ten cards taped together can drilled time drill press quick calculation shows 356 sq ft phenolic 712 sq ft painting surface type paint used left up however used K&B Superpoxy primer enamel scuff-resistant longlasting finish spray primer laid cards garage floor newspaper under neath side dry can turned over painting other side paint cards Superpoxy enamel strung two wires tied rails garage doors method allows paint ten lap cards cut card front back changing paint colors spray gun eight remain ing cut cards can painted black time four can masked 45 degrees inch white stripes Numbers should seven inches tall black can cut out contact paper painted chose paint using stencil cut out 9X 12 poster board can painted same time black-cut cards being painted best results spray low pressure gun very thin paint stand made entirely 1 OD aluminum tubing takes less time fabricate cards Refer sketch overall dimensions bends can easily made using 1 thick 12 diameter wooden mandrel turned wood lathe /2 radius groove cut circumference Assembly stand done 3/16 dia X 2 long machine screws nuts stand divided sections can dis assembled carried trunk car van used transportation center tubing section center support required disassembled complete lap counter stand will cost about $60 depending resources will require about 30 hours build phenolic formica can purchased lumber yard tubing hard ware store binder rings stationery store very worthy project club very active racing would surprised results used properly have used stand dis trict races year addition AMA Nats NMPRA Championship race very good results Building Tips 1 best results filling wood pores fiberglass pits brush first coat K&B Superpoxy primer mixed microballoons dried will have very rough texture can sanded very smoothly 150-grit sandpaper Apply additional coat mixed microbal loons cover remaining imperfections Sand 220-grit sandpaper spray two very thin coats primer method will give very light filler painting K&B Superpoxy enamel Approxi mately 3 oz F-I airplane Thin mixed enamel thinner spray three coats sitting 20 PSI gun pressure set suction feed enamel coating should weigh about two ounces total paint job weight 5 oz 2 Pilot canopy can tinted very easily placing warm water too hot canopy will deform mixed Rit dye Leave canopy solution until desired tint obtained 3 1/64 thick plywood strip rein forcement used edges tails rud ders can glued Zapp Hot Stuff giving hard structural attachment Also wing tips can hardened prevent dam age applying Zapp surface edges Sand smooth finish after has dried 4 neat access panel installation can made fiberglass fuselages using following procedure Mark off cut out Moto-Tool cutting disk Wax edges removable access panel Position panel back fuselage place masking tape seam Cut strips fiberglass cloth apply fiberglass resin inside fuselage over seam Before fiberglass has cured remove tape pop out removable panel neat lip formed panel edges rest Camloc screws can used retain panel Editors Note Beginning April issue Dave Lane 4477 136th Hawthorne Calif 90250 will replace Ed Rankin Pylon contributing editor direct mail him rather Ed Ed has done bang-up job Pylon columnist has deeply involved Pylon affairs simply has overwhelmed himself worksomething give March1976 93
Edition: Model Aviation - 1976/03
Page Numbers: 20, 92, 93
Radio Control RON SCHORR 5244 Teesdale Ave North Hollywood Calif 91607 will beour president NMPRA 1976 Ron treasurer 1974-75 has really put organization very good financial position first time NMPRA able contribute Championship Race prizes spon sorship top notch manager Ron active race pilot knows desires problems competitive pilot addition has active directing contests knows problems associated conducting race contest Ron has NMPRA years has dedicated himself promote Pylon racing know Ron has new ideas 1976 will tremendous job Lets pitch help Ron make 1976 anotber banner year NMPRA Ron has informed 1976 Championship Race will held Calif Las Vegas rumor fact have racing since 1966 have built airplanes during years past would build extra air plane during winter months During racing season would always have build new ones between contests under pres sure Last winter finally got wise situation did building during winter months built three F-I two pattern airplanes glad did since lost two F-I airplanes during racing season going active race pilot will probably com pete ten 12 contests during sea son addition lot test flying fore might lose least two air planes So building during NMPRA lap-counter stand described text using flip cards has worked well places tried Drawing self-explanatory Pylon Racing off-season have plenty oftime build several airplanes plan build four F-I airplanes winter have already finished four weeks since Championship Race Another good tip would like share During off-season can tune-up flying skills flying pattern airplane weekends flight go through complete AMA pattern work maneuver perfection would surprised will help improve reflexes really important skill flying pylon racer addition might enter some pattern contests further improve flying skills So race pilots fly racers really never learn fly air plane properly Flying pattern airplane will give good flying experience racing season begins will better pilot ingredients necessary run successful pylon race course CD must know manage meet covered along other infor mation Race Procedure Guide pre pared NMPRA available AMA Headquarters note QM fliers Dont try re-invent wheel NMPRA has gone through growing pains developing race procedures over past ten years available II 2 K 7 OVaJAP}- /2 Ed Rankin asking Having proper equipment next important ingredient comprises following 20 ft-high pylons large 4X4 ft checkered flags set hand-held flags checkered orange yellow green white good PA system least five two-way radios five stop watches one-tenth-second divisions NMPRA clock NMPRA lap-counter stand built lap-counter stand year would like explain rationale its use use explain build Rationale In past lapcounter men use mechanical counters stand close pilots inform cuts However causes lot congestion area pilots stand sometimes ob struct vision other pilots addition Starter has hard time determining winners system could never used large contests lapcounter stand central source infor mation status laps cuts visually displayed Starter Head Lapcounter pilots stand burden informing pilots cuts shifted pilots caller ac cordance Race Procedure Guide officials responsible forming pilots cuts Lapcounter men stand can now located away pilot area accord ance AMA rule book neces sary have crash barriers behind Lapcounter men since sitting down partially have backs air planes coming down straightaway number number two pylon Use large race neces sary have Head Lap counter man addition Starter small contests function can combined function identify airplanes Lapcounter men Flagmen number two three pylons keep up airplane during race inform Lapcounter men cut called airplane aid Starter deter mining winners Head Lap counter man uses stand information cen con tinued page 92 20 Model Aviation NMPRA LAPCDUNTER STAND ALL DIMENSIONS IN INCHES fr________ 12 TYP f71/ * /4/ I2A TA4 /2 -t 4-Bits design presented January 1976 issue Quickie 500 racer eligible compete onedesign races specifying Quickie 500 design known whether races one-design models what specifications exist advance inquiry should made Contest Director avoid disap pointment Publisher CL Combat continued Once youve figured out make engine run want time make run consistently Any thing over 30% nitro requires slightly rich setting 60% requires very rich setting often needing quarter lap clean out unload possible compute total horsepower produced over entire engine run youd probably find 25% produced least much power 60% because setting constant werent em barrassing rich outside loops sputters over lean consecutive inside ioops mention occasional flame-out Ive told adding equal portions nitro propane nitro methane fuel will give some resistance flame-out problem keep engine detonat ing hot humid days Some fuel manufacturers already use reasons also because cheaper nitro methane contestant local meet used 70% nitro 10% propylene oxide 20% castor oil fuel slow com bat plane engine did run cooler others using milder blends claims because alcohol ingredient makes hot run ning engines about some fuel magicians getting controversy rarely have humid weather Southern California testing some theories under adverse weather conditions practical subject engine runs youll often hear engine tuners talk about raising lowering head adding subtracting gaskets shims really doesnt solve problem makes less apparent real remedy would different combustion chamber shape weve days wed happy just have engine run no matter slow Top tuners tip using high pressure surgical tubing needle valve setting can made less critical adding special jet fuel line can make exposing length 012 piano wire ac quired friendly Goodyear flier flame match putting through one-in length 1/8th tubing either brass copper solder up end Wait until solder cools pull out wire presto 012 jet may have experiment various size jets idea find supplies just slightly fuel engine needs just fill bladder two ounces fuel measure time takes empty example 018 jet passes two ounces about 30 seconds whereas 012 takes about half minutes checked needle valve set use jet passed two ounces fuel just under two minutes Thanks letters pictures hope use everything soon Flying Dutchmen Pennsylvania would like discuss favorite maneuvers used pilots various situations Send fa vorite maneuver diagram compli cated other comment following address Charlie Johnson 3716 Ingraham St San Diego Calif 92109 714 273-6530 phone call very good friend Fred Buschbaum reminded favorite maneuver doing real well combat match team mates yelling cut string well Fred thought said thing crashed RC Pylon/Rankin "' 4 naae 20 ter make decisions glance can determine position airplane Lap counter man has two sets cards set has numbers through ten show laps another set show cuts four sets numbered cards color coded yellow white green orange matched re spective colored flag number pylon number displayed denotes lap airplane has started take-off number card displayed end first lap number two card dis TWENTY-SECOND ANNUAL TOLEDO RADIO CONTROL EXPOSITI ON TOLEDO 5PORT5 ARENA ONE MAIN STREET TOLEDO OHIO APRIL 23 &41976 FRIDAY9 AM TD B PM SATURDAY 9 AM TO 5 PM SUNDAY 9 AM TO 330 PM 4pm7 OPEN TO PUBLIC ALL THREE DAYS UNQUESTIONABLY THE WORLDS GREATEST RADIO CONTROL SHOW PRESENTED BY WEAK SIGNALS R/C CLUB P0 BOX 5772 TOLEDO OHIO 3B13 92 Model Aviation played airplane has com pleted its ninth lap has started its tenth lap number ten card displayed three cards station dis play cuts card color code card colored white black diagonal stripes denote cut card solid black denote two cuts airplane has cut color coded card flipped instead numbered card display cut airplane receives second cut black white striped card flipped display solid black card stops counting laps forms Head Lap counter air plane has two cuts flips cards show number lap card keeping black cut card displayed have found convenient arrange cards can flipped forward over support rings dis play laps Construction photograph com pleted assembly dimensional sketch shown aid construction As previously stated set lap cards set cut cards required four stations total 52 cards Therefore desired select material cards lightweight has good durability since going banged around long time One-six teenth thick phenolic formica will fill requirement lap cards 9X 12 cut cards 3X 18 Two 5/8 diameter holes drilled top card attachment stand 3-in binder rings lap cards holes drilled edge distance cut cards use 5/8 edge distance Ten cards taped together can drilled time drill press quick calculation shows 356 sq ft phenolic 712 sq ft painting surface type paint used left up however used K&B Superpoxy primer enamel scuff-resistant longlasting finish spray primer laid cards garage floor newspaper under neath side dry can turned over painting other side paint cards Superpoxy enamel strung two wires tied rails garage doors method allows paint ten lap cards cut card front back changing paint colors spray gun eight remain ing cut cards can painted black time four can masked 45 degrees inch white stripes Numbers should seven inches tall black can cut out contact paper painted chose paint using stencil cut out 9X 12 poster board can painted same time black-cut cards being painted best results spray low pressure gun very thin paint stand made entirely 1 OD aluminum tubing takes less time fabricate cards Refer sketch overall dimensions bends can easily made using 1 thick 12 diameter wooden mandrel turned wood lathe /2 radius groove cut circumference Assembly stand done 3/16 dia X 2 long machine screws nuts stand divided sections can dis assembled carried trunk car van used transportation center tubing section center support required disassembled complete lap counter stand will cost about $60 depending resources will require about 30 hours build phenolic formica can purchased lumber yard tubing hard ware store binder rings stationery store very worthy project club very active racing would surprised results used properly have used stand dis trict races year addition AMA Nats NMPRA Championship race very good results Building Tips 1 best results filling wood pores fiberglass pits brush first coat K&B Superpoxy primer mixed microballoons dried will have very rough texture can sanded very smoothly 150-grit sandpaper Apply additional coat mixed microbal loons cover remaining imperfections Sand 220-grit sandpaper spray two very thin coats primer method will give very light filler painting K&B Superpoxy enamel Approxi mately 3 oz F-I airplane Thin mixed enamel thinner spray three coats sitting 20 PSI gun pressure set suction feed enamel coating should weigh about two ounces total paint job weight 5 oz 2 Pilot canopy can tinted very easily placing warm water too hot canopy will deform mixed Rit dye Leave canopy solution until desired tint obtained 3 1/64 thick plywood strip rein forcement used edges tails rud ders can glued Zapp Hot Stuff giving hard structural attachment Also wing tips can hardened prevent dam age applying Zapp surface edges Sand smooth finish after has dried 4 neat access panel installation can made fiberglass fuselages using following procedure Mark off cut out Moto-Tool cutting disk Wax edges removable access panel Position panel back fuselage place masking tape seam Cut strips fiberglass cloth apply fiberglass resin inside fuselage over seam Before fiberglass has cured remove tape pop out removable panel neat lip formed panel edges rest Camloc screws can used retain panel Editors Note Beginning April issue Dave Lane 4477 136th Hawthorne Calif 90250 will replace Ed Rankin Pylon contributing editor direct mail him rather Ed Ed has done bang-up job Pylon columnist has deeply involved Pylon affairs simply has overwhelmed himself worksomething give March1976 93