Control Line Combal THE BRITISH dominated Combat World Championships held Nether lands taking first two places Dutchman Fred Meyer gave British taste own medicine won coveted Derby International two weeks later Freds planes Wilkens Superstar design lightening holes cut rather conventional coring method planes resemble Swiss cheese just strong others besides being easier assemble Reports contest British suffer ing severe hangovers Satur day night banquet up par Better stick tea old chaps other prestige FAI Combat event British Nationals won Mick Lewis using now typical glow/foam combination Congratulations order best Fast Combat Pilot Sherwood Buckstaff Winning Nationals once accomplishment twice row amazing Buckstaff along Slow Com bat winner Gary Frost Dick Stubblefield FAI used Fox engines another first Rules govern what fly Theyre make events safe fair fun Combat Advisory Com mittee has hard work past year drawing up proposals would accom plish aims below summary main recommendations 1 Eliminate builder-of-the-model rule 2 Modify line chart allow 015s 15-size engines Fast Open 3 Senior age contestants must start own engines Juniors may stand outside 75-ft marker Charlie Johnson Left The master Richard Wilkens preparing ten models used World Champs Photo Charlie Johnson 4 Change kill zone Fast 4 ft to6 ft 5 Delete line entanglement rule 6 Fuel tank Slow Combat planes must front leading edge outboard body 7 Eliminate wing area restriction Slow Combat 8 34 wing span minimum Slow Com bat 9 Eliminate landing gear require ment Slow Combat 10 36 cu plain-bearing/single-bypass engine Slow Combat 11 10-6 prop Slow Combat 12 Eliminate kill Slow Combat String cut would 100 points 13 In case double kill revert back point scores before kill rather rematch CAC recommendations no way binding Contest Board still carry lot weight have opin ion proposals others best bet call write district board memberthe input better continued page 79 December1976 23 Above Although former European FAI chain pion Vernon Hunt shows off last Diesel planes has last laugh because can wind fly motor running fairly strong wind points can built up after taking streamer Peter Richardson plc Above L Lew Kear flies Slow Fast Nemesis II Lorna Samuel plc CL Combat/Johnson continued page 23 idea Slow Combat slow event down speed-wise make slow event dull Current planes inboard tanks super-short nose mo ments full-race engines far outclass Sunday fliers plane Some other proposals eliminate rules either unnecessary enforce able may build same old thing regardless rules remember opponent may take advantage ev ery loophole give treatment AT OUR ANNUAL contest tried new method airplane/line processing new us anyway set up pit area big enough planes first round plane next opposing flying order according draw tightly stretched string marked point center models two strings marked plus-or-minus 6-in area Length thickness pull tests easily accomplished passing out streamers tremendously speeds up show also makes safe place park model lines out helping friends though contest ants knew thorough processing fac ing two tried get away long lines two undersize 015s Fast Combat joker tried tell us HP 40 really 36 because put short rod Event Director asked him what size thought hed have put rod out Chevy pickup Processing can real pain efficient organization can accom plish its goals keeping everyone safe honest no-kill rule tried Slow Com bat result being better overall matches new problem arising contestant cuts string gets credit cut unable get points other through air time used mean playing dodge em remainder match As FAI Combat found guys taking couple quick cuts staying down rest match ha ha wont start engine variation trick fly inverted about foot off ground purely defensive move makes very interesting inverted team race impossible trailing plane catch other unless about 20 mph faster since leading pilot can whip block just like real Team Race Its legal about prayer guy has sporting Maybe CAC should have proposed giving points number laps completed lieve dark past rules limiting number level laps could fly must solution prob lem possibly new streamers WAM gives points close passes. y Actually think maneuver has its equivalency real air-to-air com bat Its called cowards way out THE BIG NEWS combat engines Fox 15 35 Very little known about 15 writing except comes various styles depending whether plain ball bearings em ployed Stubblefield used ball-bearing rear exhaust version win FAI Na tionals spy failed preduce pic ture engine 35 also won Nationals both Fast Slow Combat holding up remarkably well hands hackers could blow up engine having success too normal out-of-thebox use engine best mar ket sample tested did everything asked good starts power plus very easy plugswhich pock etbook will appreciate annoying thing need send off rich side blubbering rich youre running lot nitro quite rich lower nitro fuels problem tremendous amount revs picks up once unloaded air Literature packed box recommends pinching line keep engine cleaned out just before launch doesnt much accurate fuel metering want first up engine decides its time pinch tune shuffle Engines take thrust rear bearing such Fox seem exhibit unload ing Tigres take thrust front bearing An interesting experi ment machinists would set up Fox Tigre-type front end square venturi Combat Special also suspect love round yen turis since shape ultimately im portant mere size claim round venturi would solve some problems Next article Ill have answer because Im making couple venturi sets der plot size shape relation power fuel consumption smallest venturi will let engine reach its horsepower peak will also effi cient Most often larger venturi does nothing except make erratic needle set tings waste fuel Almost current racing engine will flow enough air/fuel mixture its standard venturi quite bit smaller B-Team Race models go over 110 mph 290 venturis would considered small Slow Combat engine majority top runners worry about producing power consistently flash horsepower over some part power curve MACA WILL BE running FAT Com bat Team selection find out FAI will going three-year cycle what year combat will held youre interested world class competi tion now time get started sides Tigre G-15 G-20 new side-port X-15 real strong performer probably equal Rossi Cox combat trim tune Gordon Delaney FAI Challenger consistently pulled streamer over 100 mph through turns just strong Charlie Johnson 3716 Ingraham St. San Diego CA 92109Tel 714-273-6530 Fokker/Sarpolus continued page 31 Overall assembly must done carefully insure true alignment will have straight flying aircraft First major assem bly step fuselage onto wing must perpendicular wing stalled using epoxy fiberglass cloth reinforce fuselage/wing joint leading edge fuselage flaps may added Prior putting booms wing install fins/rudders onto booms triangle stock stab mounts onto rudders Slide booms onto wing pin stab place rudders adjust booms keep stab level wing glue place Make up pushrod elevator mount landing gears install screweyes fuselage gas tank rubberband retainers suggest remove pos sible hardware re-installed after painting model use nylon hinges epoxy surfaces after parts have painted Everyone has own favorite finishing technique materials prefer sold Su per Coverite wing covering material recommend Wood surfaces prepared several coats clear dope sanding sealer sanding thoroughly between coats camouflage paint job spray gun airbrush almost necessity done brush masked off will look authentic Other de tailing panel lines done drafting pen rivets simulated mb-off dots windows painted etc will add finished model pusher 15 installed no offset front 35 installed two washers under front mounting lug Use well broken-in engines Run up en gine separately adjust needle valves top off tanks rear engine should set fairly lean tends richen air due tank location plane flies well no bad charac teristics December1976 79 COX ENGINES COX/SANWA RIC SYSTEMS AIRTRONICS KITS C Send complete catalog 1525 E Warner Ave Santa Ana CA 92702 HCBBIES A
Edition: Model Aviation - 1976/12
Page Numbers: 23, 79
Control Line Combal THE BRITISH dominated Combat World Championships held Nether lands taking first two places Dutchman Fred Meyer gave British taste own medicine won coveted Derby International two weeks later Freds planes Wilkens Superstar design lightening holes cut rather conventional coring method planes resemble Swiss cheese just strong others besides being easier assemble Reports contest British suffer ing severe hangovers Satur day night banquet up par Better stick tea old chaps other prestige FAI Combat event British Nationals won Mick Lewis using now typical glow/foam combination Congratulations order best Fast Combat Pilot Sherwood Buckstaff Winning Nationals once accomplishment twice row amazing Buckstaff along Slow Com bat winner Gary Frost Dick Stubblefield FAI used Fox engines another first Rules govern what fly Theyre make events safe fair fun Combat Advisory Com mittee has hard work past year drawing up proposals would accom plish aims below summary main recommendations 1 Eliminate builder-of-the-model rule 2 Modify line chart allow 015s 15-size engines Fast Open 3 Senior age contestants must start own engines Juniors may stand outside 75-ft marker Charlie Johnson Left The master Richard Wilkens preparing ten models used World Champs Photo Charlie Johnson 4 Change kill zone Fast 4 ft to6 ft 5 Delete line entanglement rule 6 Fuel tank Slow Combat planes must front leading edge outboard body 7 Eliminate wing area restriction Slow Combat 8 34 wing span minimum Slow Com bat 9 Eliminate landing gear require ment Slow Combat 10 36 cu plain-bearing/single-bypass engine Slow Combat 11 10-6 prop Slow Combat 12 Eliminate kill Slow Combat String cut would 100 points 13 In case double kill revert back point scores before kill rather rematch CAC recommendations no way binding Contest Board still carry lot weight have opin ion proposals others best bet call write district board memberthe input better continued page 79 December1976 23 Above Although former European FAI chain pion Vernon Hunt shows off last Diesel planes has last laugh because can wind fly motor running fairly strong wind points can built up after taking streamer Peter Richardson plc Above L Lew Kear flies Slow Fast Nemesis II Lorna Samuel plc CL Combat/Johnson continued page 23 idea Slow Combat slow event down speed-wise make slow event dull Current planes inboard tanks super-short nose mo ments full-race engines far outclass Sunday fliers plane Some other proposals eliminate rules either unnecessary enforce able may build same old thing regardless rules remember opponent may take advantage ev ery loophole give treatment AT OUR ANNUAL contest tried new method airplane/line processing new us anyway set up pit area big enough planes first round plane next opposing flying order according draw tightly stretched string marked point center models two strings marked plus-or-minus 6-in area Length thickness pull tests easily accomplished passing out streamers tremendously speeds up show also makes safe place park model lines out helping friends though contest ants knew thorough processing fac ing two tried get away long lines two undersize 015s Fast Combat joker tried tell us HP 40 really 36 because put short rod Event Director asked him what size thought hed have put rod out Chevy pickup Processing can real pain efficient organization can accom plish its goals keeping everyone safe honest no-kill rule tried Slow Com bat result being better overall matches new problem arising contestant cuts string gets credit cut unable get points other through air time used mean playing dodge em remainder match As FAI Combat found guys taking couple quick cuts staying down rest match ha ha wont start engine variation trick fly inverted about foot off ground purely defensive move makes very interesting inverted team race impossible trailing plane catch other unless about 20 mph faster since leading pilot can whip block just like real Team Race Its legal about prayer guy has sporting Maybe CAC should have proposed giving points number laps completed lieve dark past rules limiting number level laps could fly must solution prob lem possibly new streamers WAM gives points close passes. y Actually think maneuver has its equivalency real air-to-air com bat Its called cowards way out THE BIG NEWS combat engines Fox 15 35 Very little known about 15 writing except comes various styles depending whether plain ball bearings em ployed Stubblefield used ball-bearing rear exhaust version win FAI Na tionals spy failed preduce pic ture engine 35 also won Nationals both Fast Slow Combat holding up remarkably well hands hackers could blow up engine having success too normal out-of-thebox use engine best mar ket sample tested did everything asked good starts power plus very easy plugswhich pock etbook will appreciate annoying thing need send off rich side blubbering rich youre running lot nitro quite rich lower nitro fuels problem tremendous amount revs picks up once unloaded air Literature packed box recommends pinching line keep engine cleaned out just before launch doesnt much accurate fuel metering want first up engine decides its time pinch tune shuffle Engines take thrust rear bearing such Fox seem exhibit unload ing Tigres take thrust front bearing An interesting experi ment machinists would set up Fox Tigre-type front end square venturi Combat Special also suspect love round yen turis since shape ultimately im portant mere size claim round venturi would solve some problems Next article Ill have answer because Im making couple venturi sets der plot size shape relation power fuel consumption smallest venturi will let engine reach its horsepower peak will also effi cient Most often larger venturi does nothing except make erratic needle set tings waste fuel Almost current racing engine will flow enough air/fuel mixture its standard venturi quite bit smaller B-Team Race models go over 110 mph 290 venturis would considered small Slow Combat engine majority top runners worry about producing power consistently flash horsepower over some part power curve MACA WILL BE running FAT Com bat Team selection find out FAI will going three-year cycle what year combat will held youre interested world class competi tion now time get started sides Tigre G-15 G-20 new side-port X-15 real strong performer probably equal Rossi Cox combat trim tune Gordon Delaney FAI Challenger consistently pulled streamer over 100 mph through turns just strong Charlie Johnson 3716 Ingraham St. San Diego CA 92109Tel 714-273-6530 Fokker/Sarpolus continued page 31 Overall assembly must done carefully insure true alignment will have straight flying aircraft First major assem bly step fuselage onto wing must perpendicular wing stalled using epoxy fiberglass cloth reinforce fuselage/wing joint leading edge fuselage flaps may added Prior putting booms wing install fins/rudders onto booms triangle stock stab mounts onto rudders Slide booms onto wing pin stab place rudders adjust booms keep stab level wing glue place Make up pushrod elevator mount landing gears install screweyes fuselage gas tank rubberband retainers suggest remove pos sible hardware re-installed after painting model use nylon hinges epoxy surfaces after parts have painted Everyone has own favorite finishing technique materials prefer sold Su per Coverite wing covering material recommend Wood surfaces prepared several coats clear dope sanding sealer sanding thoroughly between coats camouflage paint job spray gun airbrush almost necessity done brush masked off will look authentic Other de tailing panel lines done drafting pen rivets simulated mb-off dots windows painted etc will add finished model pusher 15 installed no offset front 35 installed two washers under front mounting lug Use well broken-in engines Run up en gine separately adjust needle valves top off tanks rear engine should set fairly lean tends richen air due tank location plane flies well no bad charac teristics December1976 79 COX ENGINES COX/SANWA RIC SYSTEMS AIRTRONICS KITS C Send complete catalog 1525 E Warner Ave Santa Ana CA 92702 HCBBIES A