Combat 0 Charlie Johnson THE CONTROLINE Scale World Championships will held August 4 through 10 RAF Woodvale about 10 miles north Liverpool England First bit about what will going some thoughts get minimum hassle expense Along Combat will Speed Aerobatics Team Race CL RC Scale contrast Utrecht site practice circles Woodvale airfield offers ten practice cir cles Combat least eight Speed Racing Both Team Race Speed circles will have special nylon nets nylon fishing net able catch 60-powered speed ship let go 160mph test little damage model British sympathetic comes entry supporter fees some thing like $300 entry entered British Nationals Very nice dorms will available plus site camping should possible get little $45 opt camping neigh borhood $135 staying dorms Liverpool University would suggest dorms because competitors will staying dorm block year will perfect opportunity meet big names may have bit rain dur ing competition should very little wind due 500 yards sand dunes pine trees between air field ocean Supporters go world championships root assist team likely will have sign up through AMA interested sure write AMA early get list receive particulars Air carriers fly directly Manchester various cities states connecting flights London no charge airline choice doesnt fly directly Manchester Generally cost charter West Coast about $450 $300 East depends time year point departure whether plan 80% 100% full like wait until last minute can always stand line Laker Skytrains New York last detail passports required should allow several weeks processing FAT Combat undergoing changes now probably lot during after WC British sticking slightly lower precise turning models G-20 still rules Russians have developed motor equal Rossi Continued page 96 36 Model Aviation Ira Keelers design Slow Combat WAM style Model would legal AMA rules addition canopy fin Ira too contender WAM AMA Combat Rich Von Lopez photo Dave Clarkson left Aeromodeller fame Mike Hoffelt check Junior National Champion Matt Rodriguez simple functional shipout high aspect ratio design during Daves recent visit Califor reveals some points individual expression Von Lopez photonia Note interesting handling rear exhaust engine Johnson pic WWI MODEL ACCESSORIES FINE QUALITY ENGINE KITS & CYLINDERS MACHINE GUN KITS LS TS INGS SEND 5O FOR COMPLETE CATALOG DEPT MA PAWNEE STREET SAN MARCOS CALIFORNIA 9 inside hung cylinder helps needle tank recently have considered cooling factor significant finally very calm situations 44 can slow down 5-sec lap 52- 60-ft lines Tee Dee doing rich lazy 20 grand less Control line tension very positive smoothness maneuverability peak un der such conditions wind picks up considerably TD gets up around 21 grand better maneuvers fast care fly rotation speed ap proaches 4-second lap 52-footers Takeoff landings can suffer also wind gets nasty though tricycle gear big help competitions planes Rich uses large diameter 1 thin two-ply cross-grain 1 / 16-in balsa wheels small plastic fuel line tires Rich flies clockwise makes flights exciting unfamiliar direction keeps breathless waiting next low pullout Should want contact Rich information about HalfA stunters write him Temple Terrace address PAMPA Elections 1978 Keith Trostle again will lead stunt fliers President PAMPA approximately 450 members press time evidence participation paper work projects necessary functioning organization Vice president elect Frank McMillan won out close battle Bob Half-A stunt Champion Whitely Secretary-Treasurer Wynn Paul again directors Dave Hemstrought Bob Gieseke Arlie Preszler Jon Ramsden PO Box 2347 Peach tree City GA 30269 has appointed Keith Chairman Judges Standards Committee process map ping out list projects PAMPA con cerning judging judging procedures contest manual Anyone wishing assist Jon needed project should write directly him already has around dozen volunteers could use help can get information Stunt PAMPA Wynn Paul 1640 Maywick Drive Lex ington KY 40504 CL Combat/Johnson continued page 36 15 combat purposes anyway have making progress despite setbacks thanks British giving lat est designs British lads roll ing floor laughter Russians fell particular design theyd given up stopped laugh ing European Championships discovered Russians sorted out bugs wasnt bad performer Maybe Americans should ship over couple cases infamous Big Otto design Americans least experienced world class flying although certainly lacking AMA type since team consists very best country Gary Frost/Chuck Rudner/George Cleve land really would like help team might bring along some models few yourself few lend team members practice will lots time before dur ing contest get plenty practice sparring partner idea opportunity fly against some top notch competitors team members get some valuable experience against wide variety opponents some thing should doing right now USA Its up locals help get Frost Rudner Cleveland shape big picture engine area Mike Hoffelts FAI design Nats article wanted better view Ive included shot Dave Clarkson Aeromodeller fame Mike during Daves recent visit Some trick items include cable pushrod single leadout guide exhaust exit through wing fiber glass molding inboard fuel compartment pressure regulations capabilities Rossi 15 makes lots power 40% nitro 15% Blendzall fuel turns much mod ified Zinger 7-5 about 24000 rpm prop reworked put pitch hub Sure has its disadvantages like fairly small fuel capacity sensitiv ity small warp being fragile 12-ounce plane can stand up flying stresses ground impact As Richard Wilkens would say build light may hit ground saw planes action Nats will probably agree theyre real mind-blowers compared current FAI design Has anyone noticed have quite few changes Combat rules None will have big impact no gear Slow engine farther forward line entanglement rule has deleted means youre ahead youll have bellcrank guy rather fly 1oop around lines punch As pointed out MACA N/L no kill rule Slow Combat will mean about same thing take whole streamer right off safest thing terms winning match would center punch guy voted away kill mem ber CAC thought would make interesting matches again thought flying fun have couple suggestions Since combat simulates real combat obvious mid-air kills both pilots could move people would have pushin up daisies special bracket people cant win hitting plane second way might fly certain number rounds rather pyramid affair total cuts air points three four rounds determining winner took lot right off could still get air points staying air would advantage about streamer making machine Current practice rainy weather run -in masking tape down length streamer too hard job although rol ling up again sure tape keeps streamer shredding wet weather allows prop cut off piece pulling entire streamer 96 Model Aviation Another idea make planes flyable increase line length 60 ft FAIs 70 ft AMA planes extra few feet add tre mendous amount extra space fly longer lines cost bit course require room isnt generally problem grass flying sites line rake may needed too idea FAI type fuel lubricant alco hol has tried too Its OK club meet source fuel used impossible police larger scale Fox Tigre set up run FAI fuel still very fast high com pression needed extract maximum horsepower hard tune pops plugs least often nitro fuel big advantage cost fuel gal lon no nitro fuel may mixed little $300 compared $10 high nitro brews ultimate nasty medicine~ re ported last months column 60% nitro 20% propylene oxide 20% NPG oil has another side effect besides making ex cess horsepower burned hole through piston caved dome lot probably have done same thing much lower percentages nitro George Mattei has series very informative articles MACA News letter concerning engine set-up fuels well worth $6 costs join MACA MACA membership send $6 Patty Sasnett Treasurer 1443 McKinley Es condido CA 92025 Charlie Johnson 3716 San Diego CA 92109 graham St CL Racing/Lee continued page 37 given start race old rules no penalty although contest direc tors guide did say disqualification Now book spells out black-and-white course old book already listed pen alties whipping improper passing etc have retained section Rat Race pro posal December 76 issue MA advertently left out paragraphs indi cating no model restric tions wing area etc also two-part model construction follow CL Speed section method con struction have restored new book significant change will affect events diameters marked circles define pitting pilot ing limits What new circles pro vide little better margin safety allowing events utilize common set circles marked ground also allow slightly smaller total area needed put largest circle 76 ra dius rather 80 past pinch Outer Circle Rat could 75 radius rather 76 partic PRODUCT1 WING SUPPORT Spring steel 1/2 03/64 57HONG Co NAGWING CHANNEL dimension tongue two on-CENHAN ICA breakable Lexan plastic 4-walled tracks insert wings 5 Vee fuselage center section $695 PRODUCT #2 E-Z SPOILER LINKAGE Two 900 torked bellcranks wing insertion Slips deal 1 800 fuselageCELLCNANNeHONeCILEN mounted size adjustable Lexan bellcrank hardware included $395 oPRODUCTm4 PRODUCT #3FLYING STAB JOINER TUBES FLYING STABAND LOCKING ASSEMBLY Three 3/32 id brass tubes fourth BELLCRANKpermanently attached 2 long 900 legs fit both 3/32a locking brass /o music wire pivot sing 3/32 support wire Fully ribbed4-40 screw $1 anle reintorcedot Lexan $195HNO MORE LOOSE STABS IN FLIGHT KIT MODIFIERS SPECIALPACKAGE OF ALL FOUR ABOVE. $1295 S 1 12 span Clark Y airfoil 10 sq area 2 44 hap 15 spoiler bay 2 spars out tip 3 5 dihedral 50 polyhedral Two oh wing joiners installed 5 Spoiler linkage holes bellcrank bays cut 6 Sniffler antenna holes cut 7 Plywood root rib installed 8 Flying stab has locking assembly installed 9 Glue tips install spoiler blades linkage cover fIr TOTAL $19000 SAILPLANE ACESSOHY COSEND TO PO BOX 412 BARDONIANY10954PLEASE PRINT I I PRODUCT #1REPLACEMENTSiSaws Quantity . @ $695 5PRODUCT #1Address .......... PRODUCT #2Wing channels Ouantity @ $395 5-Quantity @ $195 $ciw........ Quantity 95 $.Quantity 95 $ PRODUCT #3Fuse VeeSlotsZip......... PRODUCT #4Steel tongues l purchased II Quantity @ $195 5---Quantity @ $95 $.. -NY residentu odd 4% tax KIT MODIFIERSPRODUCT #2Tntal SPECIAL @ $1295 $iso0 belicrankAdd 10% Irniehi & handilneI FFERQuantity 95 $--TOTAL 5NCLO5CO BALSA COVEREDMinimum nrder $400 FOAM WINGForked bellcrank Quantity@ $19900 $Quantity@ $ 95 $ Wing shipped treight cniiectI k March1978 97 GOOF PROOF TRIM SHEETS Ita iron-on goof re heat ft 2779 Ph man Aae Hun agdan Va eye 05 C COVERITE Pa 9006 FUEL IT FLIP IT N FLY D-Varnrshpng Brashes 020-60 Fuei Bulbs 1 2 oz 01 /2A Fani Line Assi 01/4 1 /2A Twn 0 Tef ion Rend Vaive 1.Send SASE linerasure Dealer inquiries inm5ed DIESEL CONVERTERS $995 Ask dealer add $100 p&h order direcs ICoan Res add STl Up 50% power 50% economy glow new fuel formula Diesel Fuel Pa $350 $500 $1 p&h Davis Diesel DeeIopment Inc 141 DEPTEMiLPOROCT06400 BOX HONE 12031 077-1 670
Edition: Model Aviation - 1978/03
Page Numbers: 36, 96, 97
Combat 0 Charlie Johnson THE CONTROLINE Scale World Championships will held August 4 through 10 RAF Woodvale about 10 miles north Liverpool England First bit about what will going some thoughts get minimum hassle expense Along Combat will Speed Aerobatics Team Race CL RC Scale contrast Utrecht site practice circles Woodvale airfield offers ten practice cir cles Combat least eight Speed Racing Both Team Race Speed circles will have special nylon nets nylon fishing net able catch 60-powered speed ship let go 160mph test little damage model British sympathetic comes entry supporter fees some thing like $300 entry entered British Nationals Very nice dorms will available plus site camping should possible get little $45 opt camping neigh borhood $135 staying dorms Liverpool University would suggest dorms because competitors will staying dorm block year will perfect opportunity meet big names may have bit rain dur ing competition should very little wind due 500 yards sand dunes pine trees between air field ocean Supporters go world championships root assist team likely will have sign up through AMA interested sure write AMA early get list receive particulars Air carriers fly directly Manchester various cities states connecting flights London no charge airline choice doesnt fly directly Manchester Generally cost charter West Coast about $450 $300 East depends time year point departure whether plan 80% 100% full like wait until last minute can always stand line Laker Skytrains New York last detail passports required should allow several weeks processing FAT Combat undergoing changes now probably lot during after WC British sticking slightly lower precise turning models G-20 still rules Russians have developed motor equal Rossi Continued page 96 36 Model Aviation Ira Keelers design Slow Combat WAM style Model would legal AMA rules addition canopy fin Ira too contender WAM AMA Combat Rich Von Lopez photo Dave Clarkson left Aeromodeller fame Mike Hoffelt check Junior National Champion Matt Rodriguez simple functional shipout high aspect ratio design during Daves recent visit Califor reveals some points individual expression Von Lopez photonia Note interesting handling rear exhaust engine Johnson pic WWI MODEL ACCESSORIES FINE QUALITY ENGINE KITS & CYLINDERS MACHINE GUN KITS LS TS INGS SEND 5O FOR COMPLETE CATALOG DEPT MA PAWNEE STREET SAN MARCOS CALIFORNIA 9 inside hung cylinder helps needle tank recently have considered cooling factor significant finally very calm situations 44 can slow down 5-sec lap 52- 60-ft lines Tee Dee doing rich lazy 20 grand less Control line tension very positive smoothness maneuverability peak un der such conditions wind picks up considerably TD gets up around 21 grand better maneuvers fast care fly rotation speed ap proaches 4-second lap 52-footers Takeoff landings can suffer also wind gets nasty though tricycle gear big help competitions planes Rich uses large diameter 1 thin two-ply cross-grain 1 / 16-in balsa wheels small plastic fuel line tires Rich flies clockwise makes flights exciting unfamiliar direction keeps breathless waiting next low pullout Should want contact Rich information about HalfA stunters write him Temple Terrace address PAMPA Elections 1978 Keith Trostle again will lead stunt fliers President PAMPA approximately 450 members press time evidence participation paper work projects necessary functioning organization Vice president elect Frank McMillan won out close battle Bob Half-A stunt Champion Whitely Secretary-Treasurer Wynn Paul again directors Dave Hemstrought Bob Gieseke Arlie Preszler Jon Ramsden PO Box 2347 Peach tree City GA 30269 has appointed Keith Chairman Judges Standards Committee process map ping out list projects PAMPA con cerning judging judging procedures contest manual Anyone wishing assist Jon needed project should write directly him already has around dozen volunteers could use help can get information Stunt PAMPA Wynn Paul 1640 Maywick Drive Lex ington KY 40504 CL Combat/Johnson continued page 36 15 combat purposes anyway have making progress despite setbacks thanks British giving lat est designs British lads roll ing floor laughter Russians fell particular design theyd given up stopped laugh ing European Championships discovered Russians sorted out bugs wasnt bad performer Maybe Americans should ship over couple cases infamous Big Otto design Americans least experienced world class flying although certainly lacking AMA type since team consists very best country Gary Frost/Chuck Rudner/George Cleve land really would like help team might bring along some models few yourself few lend team members practice will lots time before dur ing contest get plenty practice sparring partner idea opportunity fly against some top notch competitors team members get some valuable experience against wide variety opponents some thing should doing right now USA Its up locals help get Frost Rudner Cleveland shape big picture engine area Mike Hoffelts FAI design Nats article wanted better view Ive included shot Dave Clarkson Aeromodeller fame Mike during Daves recent visit Some trick items include cable pushrod single leadout guide exhaust exit through wing fiber glass molding inboard fuel compartment pressure regulations capabilities Rossi 15 makes lots power 40% nitro 15% Blendzall fuel turns much mod ified Zinger 7-5 about 24000 rpm prop reworked put pitch hub Sure has its disadvantages like fairly small fuel capacity sensitiv ity small warp being fragile 12-ounce plane can stand up flying stresses ground impact As Richard Wilkens would say build light may hit ground saw planes action Nats will probably agree theyre real mind-blowers compared current FAI design Has anyone noticed have quite few changes Combat rules None will have big impact no gear Slow engine farther forward line entanglement rule has deleted means youre ahead youll have bellcrank guy rather fly 1oop around lines punch As pointed out MACA N/L no kill rule Slow Combat will mean about same thing take whole streamer right off safest thing terms winning match would center punch guy voted away kill mem ber CAC thought would make interesting matches again thought flying fun have couple suggestions Since combat simulates real combat obvious mid-air kills both pilots could move people would have pushin up daisies special bracket people cant win hitting plane second way might fly certain number rounds rather pyramid affair total cuts air points three four rounds determining winner took lot right off could still get air points staying air would advantage about streamer making machine Current practice rainy weather run -in masking tape down length streamer too hard job although rol ling up again sure tape keeps streamer shredding wet weather allows prop cut off piece pulling entire streamer 96 Model Aviation Another idea make planes flyable increase line length 60 ft FAIs 70 ft AMA planes extra few feet add tre mendous amount extra space fly longer lines cost bit course require room isnt generally problem grass flying sites line rake may needed too idea FAI type fuel lubricant alco hol has tried too Its OK club meet source fuel used impossible police larger scale Fox Tigre set up run FAI fuel still very fast high com pression needed extract maximum horsepower hard tune pops plugs least often nitro fuel big advantage cost fuel gal lon no nitro fuel may mixed little $300 compared $10 high nitro brews ultimate nasty medicine~ re ported last months column 60% nitro 20% propylene oxide 20% NPG oil has another side effect besides making ex cess horsepower burned hole through piston caved dome lot probably have done same thing much lower percentages nitro George Mattei has series very informative articles MACA News letter concerning engine set-up fuels well worth $6 costs join MACA MACA membership send $6 Patty Sasnett Treasurer 1443 McKinley Es condido CA 92025 Charlie Johnson 3716 San Diego CA 92109 graham St CL Racing/Lee continued page 37 given start race old rules no penalty although contest direc tors guide did say disqualification Now book spells out black-and-white course old book already listed pen alties whipping improper passing etc have retained section Rat Race pro posal December 76 issue MA advertently left out paragraphs indi cating no model restric tions wing area etc also two-part model construction follow CL Speed section method con struction have restored new book significant change will affect events diameters marked circles define pitting pilot ing limits What new circles pro vide little better margin safety allowing events utilize common set circles marked ground also allow slightly smaller total area needed put largest circle 76 ra dius rather 80 past pinch Outer Circle Rat could 75 radius rather 76 partic PRODUCT1 WING SUPPORT Spring steel 1/2 03/64 57HONG Co NAGWING CHANNEL dimension tongue two on-CENHAN ICA breakable Lexan plastic 4-walled tracks insert wings 5 Vee fuselage center section $695 PRODUCT #2 E-Z SPOILER LINKAGE Two 900 torked bellcranks wing insertion Slips deal 1 800 fuselageCELLCNANNeHONeCILEN mounted size adjustable Lexan bellcrank hardware included $395 oPRODUCTm4 PRODUCT #3FLYING STAB JOINER TUBES FLYING STABAND LOCKING ASSEMBLY Three 3/32 id brass tubes fourth BELLCRANKpermanently attached 2 long 900 legs fit both 3/32a locking brass /o music wire pivot sing 3/32 support wire Fully ribbed4-40 screw $1 anle reintorcedot Lexan $195HNO MORE LOOSE STABS IN FLIGHT KIT MODIFIERS SPECIALPACKAGE OF ALL FOUR ABOVE. $1295 S 1 12 span Clark Y airfoil 10 sq area 2 44 hap 15 spoiler bay 2 spars out tip 3 5 dihedral 50 polyhedral Two oh wing joiners installed 5 Spoiler linkage holes bellcrank bays cut 6 Sniffler antenna holes cut 7 Plywood root rib installed 8 Flying stab has locking assembly installed 9 Glue tips install spoiler blades linkage cover fIr TOTAL $19000 SAILPLANE ACESSOHY COSEND TO PO BOX 412 BARDONIANY10954PLEASE PRINT I I PRODUCT #1REPLACEMENTSiSaws Quantity . @ $695 5PRODUCT #1Address .......... PRODUCT #2Wing channels Ouantity @ $395 5-Quantity @ $195 $ciw........ Quantity 95 $.Quantity 95 $ PRODUCT #3Fuse VeeSlotsZip......... PRODUCT #4Steel tongues l purchased II Quantity @ $195 5---Quantity @ $95 $.. -NY residentu odd 4% tax KIT MODIFIERSPRODUCT #2Tntal SPECIAL @ $1295 $iso0 belicrankAdd 10% Irniehi & handilneI FFERQuantity 95 $--TOTAL 5NCLO5CO BALSA COVEREDMinimum nrder $400 FOAM WINGForked bellcrank Quantity@ $19900 $Quantity@ $ 95 $ Wing shipped treight cniiectI k March1978 97 GOOF PROOF TRIM SHEETS Ita iron-on goof re heat ft 2779 Ph man Aae Hun agdan Va eye 05 C COVERITE Pa 9006 FUEL IT FLIP IT N FLY D-Varnrshpng Brashes 020-60 Fuei Bulbs 1 2 oz 01 /2A Fani Line Assi 01/4 1 /2A Twn 0 Tef ion Rend Vaive 1.Send SASE linerasure Dealer inquiries inm5ed DIESEL CONVERTERS $995 Ask dealer add $100 p&h order direcs ICoan Res add STl Up 50% power 50% economy glow new fuel formula Diesel Fuel Pa $350 $500 $1 p&h Davis Diesel DeeIopment Inc 141 DEPTEMiLPOROCT06400 BOX HONE 12031 077-1 670
Edition: Model Aviation - 1978/03
Page Numbers: 36, 96, 97
Combat 0 Charlie Johnson THE CONTROLINE Scale World Championships will held August 4 through 10 RAF Woodvale about 10 miles north Liverpool England First bit about what will going some thoughts get minimum hassle expense Along Combat will Speed Aerobatics Team Race CL RC Scale contrast Utrecht site practice circles Woodvale airfield offers ten practice cir cles Combat least eight Speed Racing Both Team Race Speed circles will have special nylon nets nylon fishing net able catch 60-powered speed ship let go 160mph test little damage model British sympathetic comes entry supporter fees some thing like $300 entry entered British Nationals Very nice dorms will available plus site camping should possible get little $45 opt camping neigh borhood $135 staying dorms Liverpool University would suggest dorms because competitors will staying dorm block year will perfect opportunity meet big names may have bit rain dur ing competition should very little wind due 500 yards sand dunes pine trees between air field ocean Supporters go world championships root assist team likely will have sign up through AMA interested sure write AMA early get list receive particulars Air carriers fly directly Manchester various cities states connecting flights London no charge airline choice doesnt fly directly Manchester Generally cost charter West Coast about $450 $300 East depends time year point departure whether plan 80% 100% full like wait until last minute can always stand line Laker Skytrains New York last detail passports required should allow several weeks processing FAT Combat undergoing changes now probably lot during after WC British sticking slightly lower precise turning models G-20 still rules Russians have developed motor equal Rossi Continued page 96 36 Model Aviation Ira Keelers design Slow Combat WAM style Model would legal AMA rules addition canopy fin Ira too contender WAM AMA Combat Rich Von Lopez photo Dave Clarkson left Aeromodeller fame Mike Hoffelt check Junior National Champion Matt Rodriguez simple functional shipout high aspect ratio design during Daves recent visit Califor reveals some points individual expression Von Lopez photonia Note interesting handling rear exhaust engine Johnson pic WWI MODEL ACCESSORIES FINE QUALITY ENGINE KITS & CYLINDERS MACHINE GUN KITS LS TS INGS SEND 5O FOR COMPLETE CATALOG DEPT MA PAWNEE STREET SAN MARCOS CALIFORNIA 9 inside hung cylinder helps needle tank recently have considered cooling factor significant finally very calm situations 44 can slow down 5-sec lap 52- 60-ft lines Tee Dee doing rich lazy 20 grand less Control line tension very positive smoothness maneuverability peak un der such conditions wind picks up considerably TD gets up around 21 grand better maneuvers fast care fly rotation speed ap proaches 4-second lap 52-footers Takeoff landings can suffer also wind gets nasty though tricycle gear big help competitions planes Rich uses large diameter 1 thin two-ply cross-grain 1 / 16-in balsa wheels small plastic fuel line tires Rich flies clockwise makes flights exciting unfamiliar direction keeps breathless waiting next low pullout Should want contact Rich information about HalfA stunters write him Temple Terrace address PAMPA Elections 1978 Keith Trostle again will lead stunt fliers President PAMPA approximately 450 members press time evidence participation paper work projects necessary functioning organization Vice president elect Frank McMillan won out close battle Bob Half-A stunt Champion Whitely Secretary-Treasurer Wynn Paul again directors Dave Hemstrought Bob Gieseke Arlie Preszler Jon Ramsden PO Box 2347 Peach tree City GA 30269 has appointed Keith Chairman Judges Standards Committee process map ping out list projects PAMPA con cerning judging judging procedures contest manual Anyone wishing assist Jon needed project should write directly him already has around dozen volunteers could use help can get information Stunt PAMPA Wynn Paul 1640 Maywick Drive Lex ington KY 40504 CL Combat/Johnson continued page 36 15 combat purposes anyway have making progress despite setbacks thanks British giving lat est designs British lads roll ing floor laughter Russians fell particular design theyd given up stopped laugh ing European Championships discovered Russians sorted out bugs wasnt bad performer Maybe Americans should ship over couple cases infamous Big Otto design Americans least experienced world class flying although certainly lacking AMA type since team consists very best country Gary Frost/Chuck Rudner/George Cleve land really would like help team might bring along some models few yourself few lend team members practice will lots time before dur ing contest get plenty practice sparring partner idea opportunity fly against some top notch competitors team members get some valuable experience against wide variety opponents some thing should doing right now USA Its up locals help get Frost Rudner Cleveland shape big picture engine area Mike Hoffelts FAI design Nats article wanted better view Ive included shot Dave Clarkson Aeromodeller fame Mike during Daves recent visit Some trick items include cable pushrod single leadout guide exhaust exit through wing fiber glass molding inboard fuel compartment pressure regulations capabilities Rossi 15 makes lots power 40% nitro 15% Blendzall fuel turns much mod ified Zinger 7-5 about 24000 rpm prop reworked put pitch hub Sure has its disadvantages like fairly small fuel capacity sensitiv ity small warp being fragile 12-ounce plane can stand up flying stresses ground impact As Richard Wilkens would say build light may hit ground saw planes action Nats will probably agree theyre real mind-blowers compared current FAI design Has anyone noticed have quite few changes Combat rules None will have big impact no gear Slow engine farther forward line entanglement rule has deleted means youre ahead youll have bellcrank guy rather fly 1oop around lines punch As pointed out MACA N/L no kill rule Slow Combat will mean about same thing take whole streamer right off safest thing terms winning match would center punch guy voted away kill mem ber CAC thought would make interesting matches again thought flying fun have couple suggestions Since combat simulates real combat obvious mid-air kills both pilots could move people would have pushin up daisies special bracket people cant win hitting plane second way might fly certain number rounds rather pyramid affair total cuts air points three four rounds determining winner took lot right off could still get air points staying air would advantage about streamer making machine Current practice rainy weather run -in masking tape down length streamer too hard job although rol ling up again sure tape keeps streamer shredding wet weather allows prop cut off piece pulling entire streamer 96 Model Aviation Another idea make planes flyable increase line length 60 ft FAIs 70 ft AMA planes extra few feet add tre mendous amount extra space fly longer lines cost bit course require room isnt generally problem grass flying sites line rake may needed too idea FAI type fuel lubricant alco hol has tried too Its OK club meet source fuel used impossible police larger scale Fox Tigre set up run FAI fuel still very fast high com pression needed extract maximum horsepower hard tune pops plugs least often nitro fuel big advantage cost fuel gal lon no nitro fuel may mixed little $300 compared $10 high nitro brews ultimate nasty medicine~ re ported last months column 60% nitro 20% propylene oxide 20% NPG oil has another side effect besides making ex cess horsepower burned hole through piston caved dome lot probably have done same thing much lower percentages nitro George Mattei has series very informative articles MACA News letter concerning engine set-up fuels well worth $6 costs join MACA MACA membership send $6 Patty Sasnett Treasurer 1443 McKinley Es condido CA 92025 Charlie Johnson 3716 San Diego CA 92109 graham St CL Racing/Lee continued page 37 given start race old rules no penalty although contest direc tors guide did say disqualification Now book spells out black-and-white course old book already listed pen alties whipping improper passing etc have retained section Rat Race pro posal December 76 issue MA advertently left out paragraphs indi cating no model restric tions wing area etc also two-part model construction follow CL Speed section method con struction have restored new book significant change will affect events diameters marked circles define pitting pilot ing limits What new circles pro vide little better margin safety allowing events utilize common set circles marked ground also allow slightly smaller total area needed put largest circle 76 ra dius rather 80 past pinch Outer Circle Rat could 75 radius rather 76 partic PRODUCT1 WING SUPPORT Spring steel 1/2 03/64 57HONG Co NAGWING CHANNEL dimension tongue two on-CENHAN ICA breakable Lexan plastic 4-walled tracks insert wings 5 Vee fuselage center section $695 PRODUCT #2 E-Z SPOILER LINKAGE Two 900 torked bellcranks wing insertion Slips deal 1 800 fuselageCELLCNANNeHONeCILEN mounted size adjustable Lexan bellcrank hardware included $395 oPRODUCTm4 PRODUCT #3FLYING STAB JOINER TUBES FLYING STABAND LOCKING ASSEMBLY Three 3/32 id brass tubes fourth BELLCRANKpermanently attached 2 long 900 legs fit both 3/32a locking brass /o music wire pivot sing 3/32 support wire Fully ribbed4-40 screw $1 anle reintorcedot Lexan $195HNO MORE LOOSE STABS IN FLIGHT KIT MODIFIERS SPECIALPACKAGE OF ALL FOUR ABOVE. $1295 S 1 12 span Clark Y airfoil 10 sq area 2 44 hap 15 spoiler bay 2 spars out tip 3 5 dihedral 50 polyhedral Two oh wing joiners installed 5 Spoiler linkage holes bellcrank bays cut 6 Sniffler antenna holes cut 7 Plywood root rib installed 8 Flying stab has locking assembly installed 9 Glue tips install spoiler blades linkage cover fIr TOTAL $19000 SAILPLANE ACESSOHY COSEND TO PO BOX 412 BARDONIANY10954PLEASE PRINT I I PRODUCT #1REPLACEMENTSiSaws Quantity . @ $695 5PRODUCT #1Address .......... PRODUCT #2Wing channels Ouantity @ $395 5-Quantity @ $195 $ciw........ Quantity 95 $.Quantity 95 $ PRODUCT #3Fuse VeeSlotsZip......... PRODUCT #4Steel tongues l purchased II Quantity @ $195 5---Quantity @ $95 $.. -NY residentu odd 4% tax KIT MODIFIERSPRODUCT #2Tntal SPECIAL @ $1295 $iso0 belicrankAdd 10% Irniehi & handilneI FFERQuantity 95 $--TOTAL 5NCLO5CO BALSA COVEREDMinimum nrder $400 FOAM WINGForked bellcrank Quantity@ $19900 $Quantity@ $ 95 $ Wing shipped treight cniiectI k March1978 97 GOOF PROOF TRIM SHEETS Ita iron-on goof re heat ft 2779 Ph man Aae Hun agdan Va eye 05 C COVERITE Pa 9006 FUEL IT FLIP IT N FLY D-Varnrshpng Brashes 020-60 Fuei Bulbs 1 2 oz 01 /2A Fani Line Assi 01/4 1 /2A Twn 0 Tef ion Rend Vaive 1.Send SASE linerasure Dealer inquiries inm5ed DIESEL CONVERTERS $995 Ask dealer add $100 p&h order direcs ICoan Res add STl Up 50% power 50% economy glow new fuel formula Diesel Fuel Pa $350 $500 $1 p&h Davis Diesel DeeIopment Inc 141 DEPTEMiLPOROCT06400 BOX HONE 12031 077-1 670