Control Line RA CING John Ballard CALCULATION tank volumes have several requests Racing enthusiasts way calculate volume fuel tank has constructed fit available space aircraft know have done time another later found either too low volume carried too much additional fuel adding un needed weight Racer put competition first item measure volume fuel racing engine uses per minute Ob viously know approximately long races last consequently must antici pate much fuel engine will use dur ing racing sequence first take en gine will ultimately use plane mount test stand using tank known volume measure much fuel used per minute racing rpm ap propriate propeller prepare tank using available space aircraft make calculation much fuel tank will hold much leeway can build-in incon sistent needle setting should have make early pit stop during race yet have enough fuel complete next portion race observed interest Plane Talk newsletter Amarillo Planesman edited Mr Galen B Killion outlines four basic types tanksthe rec tangular tapered-circular wedge trap ezoidal gives formulas finding volume type have using exact formulas years thought would include months column interested Youll find very end column refreshing find newsletters contain just club hap penings also construction tips methods concerning engine rework Quickie Rats have received con siderable amount correspondence con cerning slower-speed fun rat race event event called Quickie Rat flown mostly Texas have received letters people over Midwest California concerning its promotion local contests recent meet Hous ton TX popular events Quickie Rat Bill Lee has sent photos showing dozen popular Quickie Rat airplanes designs appears fairly popular Houston area called Texas Tumble weed get some plans particular aircraft will glad print Quite frankly noticed preponderance type aircraft Junior-Senior Rat Racing events Nationals observed tank engine setup apparently almost type tank will work saw cylindrical Rat Race tank well square wedge tank being used successfully Continued page 164 72 Model Aviation Shark Fast Rat design modified Steve DeBord El Cajon CA Take special notice fuel tank fast-fill valve mouth recessed below fuselage topin case ship flips over Slots wing appear access leadout connectors Charlie Johnson photo John thought Houston TX warm climate must judging Dick Stubblefields garb Quickie Rat meet March Action pits L Californian Jed Kusik launches FAI Team Racer stuff left arm refueling pack planes diesel engine fuel can mounted outboard side arm its top Coleman lantern pressurizing pump L pressure gauge R line running cans bottom has fuel filter mounted midway down before ends two-finger check-valve fitting can pressed against fitting planes side allowing 7cc fuel transferred 12 sec two gents picture right Bill Lee L Jim Ong An unidentified pilot has decided craft Bill Lees should airborne quickly after pit stop Bill has started engine stepped back out way Jim could release Note Ona has spare GloBee plug mouthjust case Scale Racer blown plug landed Both photos Charlie Johnson TIGER TAIL 4 Ron Chidgeys latest beat series little larger lighter slower retains honest tlight character tistics its predecessors Especially recommended tor sportsman ad vanced pattern also good choice turn-around pattern Plans construction hints $995 WELLER 3 BLADE PROP very stiff molded fiberglas propellor trom England Its efficient design allows substantial reduction noise level actually improving per formance $2000 NEW NEW CLAMP IT FOREVER STAINLESS STEEL PIPE CLAMPS Light strong Low-profile seiflocking 3/16 width wont cut silicone couplers Pkg 4 clamps $295 CL Racing/Ballard Continued page 72 Junior Senior events apparently thing necessary sturdy land ing gear plenty propellers flight box Rat Racing Shark-type model An excellent set plans 1983 Nats Winning Rat Racer can purchased Mr Tim Gillott 22712 Picadore Drive Sal inas CA 93901 1 understand Racer has flown successfully several years California various modifications NEW Sleeve Puller -$795 BearIng Puller- $695 1 dia aluminum alloy tubing plug-in wings Included pair special slip-fit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 long $895/set ENGINE SLEEVE & BEARING PULLER Pull fight sleeves bearings easily damage Gone cone espanding brass ring grips sleeve bearing ID new 60s 17MM rear bearing * SpecIal * Both $1395 See Dealer Order Direct Include 75 Per Item f UPS GP Gator RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 Tims original design received picture modified Sharks built Steve DeBord El Cajon CA modification includes full-length Harters magnesium pan flat-bottom Clark Y airfoil wing lead-out mount slots midway up board wing have enclosed photo Steves model might want modify Tims design suit own purpose Nelson 15 new-type in-head glow plug Henry Nelson Nelson Competition En gines has sent some new glow plugs produced Twinn-l integral CL Scale/Boss Continued ff0/n page 162 no Scale competition cat egory Sam can effectively enter jets always seems have both models hand demonstration purposes meets modeling shows attends addition demonstration local meets Sam has flown jets such events 1974 Aerolympics Lakehurst NJ years Nats Westover AFB Chicopee MA AMAs Grand Illusion film Seeing models airborne its flaming tail bellowing jet sound sight always tremendous crowdpleaser time interested ex periencing thrill flying jets have reasonable building experi ence would have little difficulty con structing general overall con struction plywood formers planking surfaces about same Continued page 166 part head shape 15 Scale Rac ing engine removing standard head installing special head glow plug performance increases over stan dard setup 500 O00 rpm readily noticeable Several heads used Nats excellent success very little plug element distortion Several people have asked could purchase information performance standards plugs write Henry Nel son 729 Valemont Drive Verona PA 15147 As always comments welcomed John C Ballard 10102 Kimblewick Dr Louisville KY 40223 WEDGE Stunt Combat VolV2-a-cb1b2 ablK SlDEKiEJc CII4-b2i TRAPEZOIDAL Profile Carrier Racing Vol1/jacb1--b2 TOPb2 H c~J LLEc 164 Model Aviation NEW WING TUBE & SOCKETS RECTANGULAR Racing Carrier Vol abc bMultiply times btimesc CZIIiE cLE ab TAPERED CIRCULAR Fast Rat Scale Racing Vol ~ob12 b1- b2 31416 SIDEb2 IEND U
Edition: Model Aviation - 1983/12
Page Numbers: 72, 164
Control Line RA CING John Ballard CALCULATION tank volumes have several requests Racing enthusiasts way calculate volume fuel tank has constructed fit available space aircraft know have done time another later found either too low volume carried too much additional fuel adding un needed weight Racer put competition first item measure volume fuel racing engine uses per minute Ob viously know approximately long races last consequently must antici pate much fuel engine will use dur ing racing sequence first take en gine will ultimately use plane mount test stand using tank known volume measure much fuel used per minute racing rpm ap propriate propeller prepare tank using available space aircraft make calculation much fuel tank will hold much leeway can build-in incon sistent needle setting should have make early pit stop during race yet have enough fuel complete next portion race observed interest Plane Talk newsletter Amarillo Planesman edited Mr Galen B Killion outlines four basic types tanksthe rec tangular tapered-circular wedge trap ezoidal gives formulas finding volume type have using exact formulas years thought would include months column interested Youll find very end column refreshing find newsletters contain just club hap penings also construction tips methods concerning engine rework Quickie Rats have received con siderable amount correspondence con cerning slower-speed fun rat race event event called Quickie Rat flown mostly Texas have received letters people over Midwest California concerning its promotion local contests recent meet Hous ton TX popular events Quickie Rat Bill Lee has sent photos showing dozen popular Quickie Rat airplanes designs appears fairly popular Houston area called Texas Tumble weed get some plans particular aircraft will glad print Quite frankly noticed preponderance type aircraft Junior-Senior Rat Racing events Nationals observed tank engine setup apparently almost type tank will work saw cylindrical Rat Race tank well square wedge tank being used successfully Continued page 164 72 Model Aviation Shark Fast Rat design modified Steve DeBord El Cajon CA Take special notice fuel tank fast-fill valve mouth recessed below fuselage topin case ship flips over Slots wing appear access leadout connectors Charlie Johnson photo John thought Houston TX warm climate must judging Dick Stubblefields garb Quickie Rat meet March Action pits L Californian Jed Kusik launches FAI Team Racer stuff left arm refueling pack planes diesel engine fuel can mounted outboard side arm its top Coleman lantern pressurizing pump L pressure gauge R line running cans bottom has fuel filter mounted midway down before ends two-finger check-valve fitting can pressed against fitting planes side allowing 7cc fuel transferred 12 sec two gents picture right Bill Lee L Jim Ong An unidentified pilot has decided craft Bill Lees should airborne quickly after pit stop Bill has started engine stepped back out way Jim could release Note Ona has spare GloBee plug mouthjust case Scale Racer blown plug landed Both photos Charlie Johnson TIGER TAIL 4 Ron Chidgeys latest beat series little larger lighter slower retains honest tlight character tistics its predecessors Especially recommended tor sportsman ad vanced pattern also good choice turn-around pattern Plans construction hints $995 WELLER 3 BLADE PROP very stiff molded fiberglas propellor trom England Its efficient design allows substantial reduction noise level actually improving per formance $2000 NEW NEW CLAMP IT FOREVER STAINLESS STEEL PIPE CLAMPS Light strong Low-profile seiflocking 3/16 width wont cut silicone couplers Pkg 4 clamps $295 CL Racing/Ballard Continued page 72 Junior Senior events apparently thing necessary sturdy land ing gear plenty propellers flight box Rat Racing Shark-type model An excellent set plans 1983 Nats Winning Rat Racer can purchased Mr Tim Gillott 22712 Picadore Drive Sal inas CA 93901 1 understand Racer has flown successfully several years California various modifications NEW Sleeve Puller -$795 BearIng Puller- $695 1 dia aluminum alloy tubing plug-in wings Included pair special slip-fit phenolic sockets build wing-structure 2024 alum tube 24 long socket 12 long $895/set ENGINE SLEEVE & BEARING PULLER Pull fight sleeves bearings easily damage Gone cone espanding brass ring grips sleeve bearing ID new 60s 17MM rear bearing * SpecIal * Both $1395 See Dealer Order Direct Include 75 Per Item f UPS GP Gator RIC Products 3713 Pompano Dr Pensacola FL 32514 Phone AC 904 476-8639 Tims original design received picture modified Sharks built Steve DeBord El Cajon CA modification includes full-length Harters magnesium pan flat-bottom Clark Y airfoil wing lead-out mount slots midway up board wing have enclosed photo Steves model might want modify Tims design suit own purpose Nelson 15 new-type in-head glow plug Henry Nelson Nelson Competition En gines has sent some new glow plugs produced Twinn-l integral CL Scale/Boss Continued ff0/n page 162 no Scale competition cat egory Sam can effectively enter jets always seems have both models hand demonstration purposes meets modeling shows attends addition demonstration local meets Sam has flown jets such events 1974 Aerolympics Lakehurst NJ years Nats Westover AFB Chicopee MA AMAs Grand Illusion film Seeing models airborne its flaming tail bellowing jet sound sight always tremendous crowdpleaser time interested ex periencing thrill flying jets have reasonable building experi ence would have little difficulty con structing general overall con struction plywood formers planking surfaces about same Continued page 166 part head shape 15 Scale Rac ing engine removing standard head installing special head glow plug performance increases over stan dard setup 500 O00 rpm readily noticeable Several heads used Nats excellent success very little plug element distortion Several people have asked could purchase information performance standards plugs write Henry Nel son 729 Valemont Drive Verona PA 15147 As always comments welcomed John C Ballard 10102 Kimblewick Dr Louisville KY 40223 WEDGE Stunt Combat VolV2-a-cb1b2 ablK SlDEKiEJc CII4-b2i TRAPEZOIDAL Profile Carrier Racing Vol1/jacb1--b2 TOPb2 H c~J LLEc 164 Model Aviation NEW WING TUBE & SOCKETS RECTANGULAR Racing Carrier Vol abc bMultiply times btimesc CZIIiE cLE ab TAPERED CIRCULAR Fast Rat Scale Racing Vol ~ob12 b1- b2 31416 SIDEb2 IEND U