Control Line Aerobatics can get stunt competition9 times have heard Presently AMA rules must jump right full pattern against comers unless hap pen find contest AMA Novice pat tern Lately have several concepts offered entice heginning flyers come stunt world AMA Novice pattern step right direction allowing beginners start simplified pattern Otherwise division ages means person 20s looking around hobby has start competing against best flyers right after learns full pattern other activities subtle ways easing someone competition Golf bowling have handicap system tennis swimming Masters Age Groups starting 25 going up years Radio Con trol Gene thats have little boxes fishing poles coming Out institu ted B C D pattern events make easier someone come up ladder Utilizing some brain power stunt flyers 74 Nationals great assistance Richard Byron Overland Park Kansas PAMPA has suggested stunt ranking consisting four categories based aver age scores flyer over period time Ex pert500 over Advanced400 4999 Intermediate300 3999 Beginner under 300 Rich has graciously spent much time cataloging stunt flyer mentioned contest results Stunt News individual scores dates place special notation Nationals competition scores based regular AMA scoring WAM scoring ad justed Arlie Preszler FA scores cannot used time until derive formula conversion Right away numbers men will scream cant compare scores Kansas New York way Wynn Paul RC people w th places number competitors Two reasons will interesting see groupings compare done scores 2 Richard Byron has stepped forward volunteered work Rich wants two years trial see flyers tend categorize themselves scores Rich also states after 12 scores will throw out obviously low scores might have result overrun crash contests flyer borderline case say scores average 490 has option moving up expert class flyer feels should lower class will de cision contest director possible system could help level out scores around states instance Texas scores consistently low comparison Texas flyers go California Loui siana Georgia flyers judges may wish examine judging techniques topic has kindled comments both pro con Nationals winner Al Rabe advanced idea two category event sportsman open would similar full size air plane aerobatics events areas might satisfy need cate gory since number participants might enough warrant four classes Choice category would option flyer intention top competitors would stay open class less experienced would fly sportsman category Jim Bailey Charlottesville Va suggests three groupings Junior 16 under Novice 16 over has won event Open Lon Cooper Clovis Calif suggests system used Clovis Control Liners utiliz ing bumping scores Novice 165 Begin ner425 Advanced540 Expert 630 beginner scored 390 would have 916% possible score expert scored 574 would 9 10% possible score beginner would win contest Walt Russell Auburn Wa suggests ranking contests FAL Nationals 5 State regional4 open contests3 restricted club 2 Assigning values placings lst25 2nd 24 3rd23 11th over getting 15 points highest place contestant earns last five years multiplied times contest value Flyers assigned categories thusly ex pert76 better advancedSI 75 inter mediate0 50 Certainly everyone favor rank ing system Nationals flyer Les McDonald states break down farther Nov ice Masters makes event difficult direct expensive run well creating animosity among middle echelon Don Shultz Auburn Wa asks have cate gories lets just fly have written stating preference some sort category system President Pampa Keith Trostle states current PAMPA members po1l indicates 7 favor adopt ing category system stunt 2 Ito adopt ranking system 2 ranking system should voluntary Periodically Stunt News will publish list competitors average scores continued page 68 18 Model Aviation Ricky Reece Defianceand note attractive color scheme Foam wing spans 52 in. power Fox 35 gross 48 os Tom Dixon photo Above To reduce vibration easier starting consistent runs Milton Woodward mounts McCoy way Magician Right Law McFarland came up Mini-flight box replace 50-lb. 10 cu ft Big Bertha D H Comet 88 continued control travel third line indicator top handle Provide stop full-throttle position Movement beyond stop actuate retraction motor DPDT slide switch model virtue throttle overtravel arrange ment shown plans Provide second stop other end indicator travel throttle idle position Movement beyond stop actuate engine cut-off Both stops should hinged swing out way indicator hand can used swing stops out way gear operation engine shut-off someone help check operation flying lines stops throt tles DPDT switch gear retrac tion engines running flying lines under tension Repeat process engine running both running Make necessary adjustments line lengths handle stops throttle settings DPDT switch position gear operation fails erratic engines running problem likely intermittent complete loss electrical continuity caused vibration vibration loose connection whatever cause must eliminated first flight flights testing gear retraction fly nacelles wheel spats removed wheels-up belly landing needed model will land undamaged Otherwise nacelles would wiped out Some gb-plug damage may incurred minor matter Use little up right aileron achieve level flight Use masking tape hold aileron position Also tape canopy down precaution flights Use clear tape competition Pick smooth flying surface must since model will flip its nose easily rough surface Conduct successful pull-test youre ready maiden flight get engines running correctly start outboard engine tune best rpm ear reed tachometer Stop engine repeat operation inboard engine running smoothly restart outboard engine required tweaking needle valves sure engines synchronized closely possible helper hold ing plane reduce engine rpm control handle about 40% level release plane Hold plane ground gradually opening throt tle Dont lift plane offlet lift off used Contest Directors placing con tests Flyers will still fly together scoring awards will divided categories Bob Hunt NJ wrote state 55Flying Goombahs Eastern Controline Championships Mass expert advanced circle intermediate beginners another circle virtue sufficient flying speed rest easy plane fast grooves easily land reduce engine rpm slow ly let plane speed decrease plane flying slowly possible lose altitude slowly very close ground reduce throttle slightly model will set down reduce landing roll stop apply brake using full up elevator Move third-line control engine shut-off position Check aircraft thoroughly after first flight flight thereafter damage stress cracks loose nuts fittings wheels engines control surfaces reasonable care model capable five seven year competition life author wishes extend appre ciation Bill Harris Laurel Md skillful help preparing Comet competition acting pit man past Nationals Editors Note Extensive informationa Scale Information Sheetaccompanies plans does scale authentication drawing information thus provided consider entering model competitionsuch information required judging proof scale etc chief purpose provide begin ning competition new flyers competition top nationals caliber Lets face person starts out new situation likes see some material results progress Quite possibly some form categories stunt could help bring about tract flyers event address 1640 Maywick Drive Lexing ton Ky 40504 68 Model Aviation WHAT PRICE LLENCE Dave Brown Mark Rado lIt Ia SO- iJfr~Jj leg tat end 3rd Macto proven excellence ot EXPERT SERtES World Eng non w f7 continue ntvo R/C en uc pe 4 tsd V dottar Oflyona Ota. Dave 5 CH 4SERVOS~ 3MO rk DENGINES 8960 ROSSASH AVECINCINNATI OHIO 45236 VIXEN~ -/ze 2I95 VIXEN has edva,teg beog smell andeconoocal huId end opetete na I,, tedaee eqo,oga two-ohe,,eI edOoethSpet- ,oetue stows 50111 SatIety peck hitAea-t8Osq teetoen,clodepecision baodsaosedandeaodedWeigtt------21 pelts Ate t08, esiotend Cotoplete hedesaeEtgi~-Co ID 045-051 Coot olsA j cod Fopooptdelioeyteodoeshiesohett ononty ode, adding 5155 shipping a,d handling Wsoo,snesde,tsedd 4%seleeteo Sotty no COD odes CONCEPT MODELS ___ffi Xe Deal ot Dole Olteot Bob Emett holds Don Schultz Model FAI CL AerobaticsAvenger OS 3547 oX span 57 continued page 18
Edition: Model Aviation - 1975/10
Page Numbers: 18, 68
Control Line Aerobatics can get stunt competition9 times have heard Presently AMA rules must jump right full pattern against comers unless hap pen find contest AMA Novice pat tern Lately have several concepts offered entice heginning flyers come stunt world AMA Novice pattern step right direction allowing beginners start simplified pattern Otherwise division ages means person 20s looking around hobby has start competing against best flyers right after learns full pattern other activities subtle ways easing someone competition Golf bowling have handicap system tennis swimming Masters Age Groups starting 25 going up years Radio Con trol Gene thats have little boxes fishing poles coming Out institu ted B C D pattern events make easier someone come up ladder Utilizing some brain power stunt flyers 74 Nationals great assistance Richard Byron Overland Park Kansas PAMPA has suggested stunt ranking consisting four categories based aver age scores flyer over period time Ex pert500 over Advanced400 4999 Intermediate300 3999 Beginner under 300 Rich has graciously spent much time cataloging stunt flyer mentioned contest results Stunt News individual scores dates place special notation Nationals competition scores based regular AMA scoring WAM scoring ad justed Arlie Preszler FA scores cannot used time until derive formula conversion Right away numbers men will scream cant compare scores Kansas New York way Wynn Paul RC people w th places number competitors Two reasons will interesting see groupings compare done scores 2 Richard Byron has stepped forward volunteered work Rich wants two years trial see flyers tend categorize themselves scores Rich also states after 12 scores will throw out obviously low scores might have result overrun crash contests flyer borderline case say scores average 490 has option moving up expert class flyer feels should lower class will de cision contest director possible system could help level out scores around states instance Texas scores consistently low comparison Texas flyers go California Loui siana Georgia flyers judges may wish examine judging techniques topic has kindled comments both pro con Nationals winner Al Rabe advanced idea two category event sportsman open would similar full size air plane aerobatics events areas might satisfy need cate gory since number participants might enough warrant four classes Choice category would option flyer intention top competitors would stay open class less experienced would fly sportsman category Jim Bailey Charlottesville Va suggests three groupings Junior 16 under Novice 16 over has won event Open Lon Cooper Clovis Calif suggests system used Clovis Control Liners utiliz ing bumping scores Novice 165 Begin ner425 Advanced540 Expert 630 beginner scored 390 would have 916% possible score expert scored 574 would 9 10% possible score beginner would win contest Walt Russell Auburn Wa suggests ranking contests FAL Nationals 5 State regional4 open contests3 restricted club 2 Assigning values placings lst25 2nd 24 3rd23 11th over getting 15 points highest place contestant earns last five years multiplied times contest value Flyers assigned categories thusly ex pert76 better advancedSI 75 inter mediate0 50 Certainly everyone favor rank ing system Nationals flyer Les McDonald states break down farther Nov ice Masters makes event difficult direct expensive run well creating animosity among middle echelon Don Shultz Auburn Wa asks have cate gories lets just fly have written stating preference some sort category system President Pampa Keith Trostle states current PAMPA members po1l indicates 7 favor adopt ing category system stunt 2 Ito adopt ranking system 2 ranking system should voluntary Periodically Stunt News will publish list competitors average scores continued page 68 18 Model Aviation Ricky Reece Defianceand note attractive color scheme Foam wing spans 52 in. power Fox 35 gross 48 os Tom Dixon photo Above To reduce vibration easier starting consistent runs Milton Woodward mounts McCoy way Magician Right Law McFarland came up Mini-flight box replace 50-lb. 10 cu ft Big Bertha D H Comet 88 continued control travel third line indicator top handle Provide stop full-throttle position Movement beyond stop actuate retraction motor DPDT slide switch model virtue throttle overtravel arrange ment shown plans Provide second stop other end indicator travel throttle idle position Movement beyond stop actuate engine cut-off Both stops should hinged swing out way indicator hand can used swing stops out way gear operation engine shut-off someone help check operation flying lines stops throt tles DPDT switch gear retrac tion engines running flying lines under tension Repeat process engine running both running Make necessary adjustments line lengths handle stops throttle settings DPDT switch position gear operation fails erratic engines running problem likely intermittent complete loss electrical continuity caused vibration vibration loose connection whatever cause must eliminated first flight flights testing gear retraction fly nacelles wheel spats removed wheels-up belly landing needed model will land undamaged Otherwise nacelles would wiped out Some gb-plug damage may incurred minor matter Use little up right aileron achieve level flight Use masking tape hold aileron position Also tape canopy down precaution flights Use clear tape competition Pick smooth flying surface must since model will flip its nose easily rough surface Conduct successful pull-test youre ready maiden flight get engines running correctly start outboard engine tune best rpm ear reed tachometer Stop engine repeat operation inboard engine running smoothly restart outboard engine required tweaking needle valves sure engines synchronized closely possible helper hold ing plane reduce engine rpm control handle about 40% level release plane Hold plane ground gradually opening throt tle Dont lift plane offlet lift off used Contest Directors placing con tests Flyers will still fly together scoring awards will divided categories Bob Hunt NJ wrote state 55Flying Goombahs Eastern Controline Championships Mass expert advanced circle intermediate beginners another circle virtue sufficient flying speed rest easy plane fast grooves easily land reduce engine rpm slow ly let plane speed decrease plane flying slowly possible lose altitude slowly very close ground reduce throttle slightly model will set down reduce landing roll stop apply brake using full up elevator Move third-line control engine shut-off position Check aircraft thoroughly after first flight flight thereafter damage stress cracks loose nuts fittings wheels engines control surfaces reasonable care model capable five seven year competition life author wishes extend appre ciation Bill Harris Laurel Md skillful help preparing Comet competition acting pit man past Nationals Editors Note Extensive informationa Scale Information Sheetaccompanies plans does scale authentication drawing information thus provided consider entering model competitionsuch information required judging proof scale etc chief purpose provide begin ning competition new flyers competition top nationals caliber Lets face person starts out new situation likes see some material results progress Quite possibly some form categories stunt could help bring about tract flyers event address 1640 Maywick Drive Lexing ton Ky 40504 68 Model Aviation WHAT PRICE LLENCE Dave Brown Mark Rado lIt Ia SO- iJfr~Jj leg tat end 3rd Macto proven excellence ot EXPERT SERtES World Eng non w f7 continue ntvo R/C en uc pe 4 tsd V dottar Oflyona Ota. Dave 5 CH 4SERVOS~ 3MO rk DENGINES 8960 ROSSASH AVECINCINNATI OHIO 45236 VIXEN~ -/ze 2I95 VIXEN has edva,teg beog smell andeconoocal huId end opetete na I,, tedaee eqo,oga two-ohe,,eI edOoethSpet- ,oetue stows 50111 SatIety peck hitAea-t8Osq teetoen,clodepecision baodsaosedandeaodedWeigtt------21 pelts Ate t08, esiotend Cotoplete hedesaeEtgi~-Co ID 045-051 Coot olsA j cod Fopooptdelioeyteodoeshiesohett ononty ode, adding 5155 shipping a,d handling Wsoo,snesde,tsedd 4%seleeteo Sotty no COD odes CONCEPT MODELS ___ffi Xe Deal ot Dole Olteot Bob Emett holds Don Schultz Model FAI CL AerobaticsAvenger OS 3547 oX span 57 continued page 18