PS- U Duration Harry Murphy THOSE red-hot Bantams would assume have owned model engines time another have caused us nothing utter frustra tion regardless what may have accomplished claimed others using same engine personal candidate category always diminutive little powerplant Bantam 19 found would start four-cycle quite easily cussed things would quit running went lean out fuel mixture Boy contrary Lightweight attractive well-con structed once-popular Bantam shown machinery end of Class ignition designs early Forties era Some kitted designs specifically drawn around Bantam such Shulman Banshee Zomby Spearhead Jr would have altered considerably facilitate likes Arden Ohlsson alternative power Therefore personally avoided designs since constructing would dictate Bantam thereby establishing probable cause eventual additional difficulties high blood pressure owned least dozen different Bantams over years ranging original magnesium-case strapless mag-case version strap final ly aluminum-case OK Herkimer deriv atives performed similarly ignition using 31 gasolineoil fuel mix turestart quickly would quit run rnng attempts made lean out needle valve tried oil less oil raised cylinders universal needle valves name itbut no avail sent off engine man George Aldrich occasion eventually threw up hands returned got point offhanded comments fellow OTers about once having red-hot Bantam pro voked immediate Put up shut up yers trooly Others could sure ly confess similar problems since once-popular Bantam seemed now cur rently popular swap tables apparent present-day Class Old-Timer competition mer recollections about red-hot Bantams wives tales myths late evening got ponder ing problem about fortyeleventh time occurred ignition Forster McCoy Red Head 29s similar construction though larger cylinder dis placement wondered com pared opening closing timing rear rotor smaller Ban tam hurried check three engines recorded rotor opening duration 1750 Forster 1600 McCoy 1400 Bantam Hm-m-m could Bantams problem was starving death enough air fuel mixture getting through kidney-shaped slot its rotor hand-held Dremel grinder used daintily open rotor about 015 end slot rotor now opened earlier closed later too scientific admit Eureka really such thing red-hot Bantam have doctored both mag-case aluminum-case engine date great results Old-Timer enthusiast Jim Robin son has revised accordingly has attained similar results wont guarantee minor operation will work Bantam mo ment score three zip Fly Max revisited Being encouraged continuing sales earlier Super 58 Model Aviation NOT repeati its new Super Hawk Mk iii Fly Max 1429A Fox Daie Sidney OH 45366 iarger sophisticated version fine Super Hawk fun model balsa sheet foam construction Building time about hour Go iti Joe Macays No-Name Muivihili received NFFS Best Model award 1985 must mind-boggling all-sheet-balsa buildersl craftsmans pride joy Hawk foam-and-balsa ARF rubberpowered fun model John Voorhees Fly Max sent accompanying photo latest offspring sophisticated Super Hawk Mark III opines new MK III best production effort yet Jedelsky-type airfoil formed bending sheet foam wing along specified crease line span now reaches 19 3 greater original kit model Using -in flat FAI rubber climb quite fast new version about same model weight its predecessor tips scales approximately 24 gramsminus rubber larger wing produces better glide wing loading two ounces per square foot designer/manufacturer claims new bird sensitive thermal activity reason states prefers test flying evenings models less prone stray away John further states new stamping dies foam flying surfaces now complete production parts ing available has changed sources balsa parts well has increased overall quality uniformity new kit compared earlier efforts original Hawk Testimonials document adult can complete model about hour illustrated instructions come kit should enable youngster 12 succeed Super Hawk III first model An alignment jig also included kit ensure accurate assembly Mail order customers can receive kit sending $630 plus $165 postage handling Fly Max 1429 Fox Dale Place Sidney OH 45365 orders 10 kits club can send SASE info discount prices Also original Super Hawk kit still available $495 plus same postage tab addition John hints another offering forthcoming Fly Max 14-in Minihawk hoped will interest younger modelers Finally also promised show foam P-30 next WPAFB contest gotta see Dunnit CIA Central Indiana Aeromodelers supersleuth Bob Larsh typical inexorable fashion has again surfaced another interest ing relic yesteryear apparent accompanying photos However instance current champion search research admits certain amount mystery intrigue remains hoped readers might able offer some additional clues dunnit turns out some fellow named Butler Ill flip. Anyhow appears eagle-eyed detective first spotted exhibitor carry ing unfamiliar body fuselage through entrance Swap Shop section Toledo RC Show last March closer scrutiny disclosed Forster-pow ered ignition installation bargaining began before item placed swap table Yes wing tail section didnt bring him Home about 15 miles away would agree go fetch additional items Thus price agreed upon accompanying photos disclose final transaction wing stab appear stock 46 Goldberg Zipper however pleas antly-styled fuselage semi-cowled spinner-adorned Forster distinctive suggests better-than-average designer/builder created Evidence indicates some attempts recovering refinishing total structure generally well-preserved model supposedly found cornfield 1948 no name address affixed passed around time time ever since Inasmuch existing Continued page 132 Bob Larsh looking original owner Mystery Model Plane found corn fluid 1948 Note semicowied Forster 29 Ignition engine 46 Zipper wing etab Yours Contact Bob through Harry Murphy address column September 1985 59 Rd Andersons FAI p lane its scaiedup version though K&B 35cc engineat small end Class B has tripie fIns Site WrlghtPatterson Air Force Base Dayton OH winding tube does Jerry Noun need club keep Midwest Golly wock rubber model under control ff& ROBERTS / Rt 2 Box 2547 La Grande OR 97850 503 963-0596 VERY FINEST QUALITY MATERIALS SUPERIOR MACHINE FINISHED PARTS SUPER CLEAN FLYING AIRPLANES FAST BUILDING ENJOYABLE ASSEMBLY BICAT SPAN 47 ENGINE 40- 50 BI PLANE IS HIGHLY STABLE AND EASY TO SHOW STOPPER Also Available Span 577 Span 577 Span 540 Dealer Inquiries Invited T0PCAT FIRECA T LASERCA T VISA Welcome ments Glue rudder tail post leaving leading edge free move Block fuselage vertical glue wing onto its mount spar should fit notch leading trailing edges wing should line up mount make contact top fuselage longeron Bend landing gear shape 020 wire push through tissue above gear mount Slip place apply glue Cut wheels 1/16 sheet balsa Stick pin center wheel use jig glue glass beads place glue dry remove pins paint tires wheels black dope felt-tip pen Slip wheels axles hold place drop glue Bend prop shaft 1/32 music wire slip through nose bearing add couple small brass washers glass bead add prop Delta Dart 6-in plastic prop prop held shaft making right-angle bend wire just front ideal motor 22-in-long loop contest grade rubber measures 043 x 060 pinch four No 18 rubberbands looped together lubed Armor-All will job Install motor balance model point shown Add small lumps modeling clay nose tail bring balance Flying Offset leading edge rudder 1/16 right achieve left turn Check airplane carefully warps find remove nose bearing should have slight bit downthrust front rear parts bearing can bent thrust adjustments Wind about 300 turns motor launch model shoulder height very slight push model should enter powered glide nearly complete circle 20 feet diameter before landing flight path described no tendency stall dive stretch-wind motor 1000 turns launch before time model should climb couple circles level out start slow descent landing good rubber 1800 2000 THIS BEAUTIFUL MANEUVERABLE FLY REAL $5950 6550 7450 turns flight times two minutes should attainable low-ceiling sites such school gyms airplane scrubbing around ceiling Remember thrust adjustments effective during high power part flight rudder adjustments effective power winds down Balance two constant-size circle have fun FF Duration/Murphy Continued page 59 vertical fin integral fuselage appears rather insufficient area wonders time might have sub-fin attached bottom-mounted elliptical stabilizer Such addition would certainly add cosmetic appearance well perfor mance model plus being harmo ny other designs supposed era Should anyone have possible clues origin depicted craft Bob Larsh would appreciate enlighten ment address 45 South Whitcomb Avenue Indianapolis IN 46241 Verifica tion design possible Nostalgia Gas eligibility possibility should ade quate additional information forth coming Bob offers pocketful exhaust hot air balloon grand prize winning authentication So lets support loyal Super Snooper Have seen model before NFFS ilixielander finale Attempting circumvent topic Nostalgia Gas Events prolonged length time becoming difficult day Much recent incoming correspondence directed column revolves around subject however whether contributors actually fly events simply wish participate associat ed discussions sometimes difficult ascertain rate writers mail bag barometer should say events steadily gaining popularity Initial discussions regarding NFFS Nostalgia Gas Rules have now apparently subsided mere murmurs subse 132 Model Aviation WINAFOX4ORC has put flights Fox Glow Plug Write telling us what airplane set record use testimonial ad will send new Fox 40 RC reason modelers Drefer Fox Glow Plugs $12TD $1c VISA MasterCard Accepted F 0 X MFG Co 5305 TOWSON AVE FORT SMITH AR 72901 5011 6461656 12 VOLTPLUGS Dry CII NICed 40101 Stan., .OrtSiiS sa 40201 Standard Long119 sa 40502 BC Short169 aa 40602 BC LongiBe sa 2 VOLT GLOW PLUGS Leed Acid Bettery 40i02 Standard ShortS115 aa 40202 Standard Long115 Oa 40503 BC Short166 aa 40603 BC Lone169 aa xently-published itemized engine eligi lity list also provided giant step wards clarification permissible werplants events ques ns area have ceased itirely understand correspond g design eligibility list coming out ortly soon realized ould have much better handhold introlling variable regard contro rsial designs has seeking NFFS osGas eligibility recently has eorge Fullers original Dixielander pparently some inaccuracies its sumed origin causes initial infusion based formal docu entation NFFS has now pinned eligible tag Mr Fullers fine achine known facts indicate e original Yeoman kit pub hed magazine plans materialized igland approximately same onth 1959 Yeoman kit plans ted previous wins contest entries listed prior 157 Also Georges 59 Aeromodeller tide indicated number earlier protypes includes documented id approved similar Zoot Suit concept contains no definite statements oman finalization among protypes Therefore Dixielander item has en resolved ineligible present Should permitted personal obser stion regard believe exists i additional consideration NFFS sign eligibility other simply ld hard facts documented design stes Stated Purpose FFS Nostalgia Gas Rules comment nd quoteActivity meant laxed enjoyable competitive vels maintained accordance iose original era Dixielandconcept marked obvious advancing Lilestone Free Flight Gas performance ally offered little significance field mpetition until after kit Larketed 59 far domestic Nareness concerned doubt ixielander ever built saw mpetition side Atlantic nor 1957 anyway aesthetics events praised considering eligibility sign aforementioned preamble iould carry sufficient weight flunk ixielander eternity whether proof dstence prior 57 ever eventually ocumented point being made sake preserving btended integrity event NFFS ules Committee may occasion have lean little heavily stated pur ose events considering igibility some advanced esigns event possible similar tuations As hypothetical example iould Sal Taibi Bob Hunter suddenly ugh up some documented pre-57 oodlings butcher paper resemble tardusters Satellites respectively Signal Guard blocks random noise off-frequency signals can cause loss control air land RC models Signal Guard responds sig nals its own precisely tuned fre quency ignoring static noise craft itself Plus additional amplification allows control operators visual limit want spend time flying less time money repairing crashed model Signal Guard answer Call toll-free 1-800-468-8215 order Signal Guard TM major credit card send $9795 check money order j r PO Box 30179 Portland OR 97230 Oregon call collect 503-257-0912 90 day warranty cted dealerships available immediately could have just another AMA event hands NosGas concept would flattened single stroke believe anyone would wish happen therefore gratifying writer learn final NFFS ruling case DL Gosh ever difficult maintain reputation unbiased editor . limit damage report issue disqualified NFFS NosGas design maybe would best terminate column point begin gathering rocks next session Until lets go chasing thermals See ya downwind Harry Murphy 3824 Oakwood Blvd Anderson IN 46011 FF Indoor/Tenny Continued page 60 another important performance factor can measured cruise sink rate After basic trim set put model up again about same launch torque level flight reached get good estimate altitude possible Simi larly determine flight circle diameter time per circle bit calculation gives level-flight velocity As cruise stabilizes change altitude divided time gives cruise sink rate Final trim left test Continued page 136 September 1985 133
Edition: Model Aviation - 1985/09
Page Numbers: 58, 59, 132, 133
PS- U Duration Harry Murphy THOSE red-hot Bantams would assume have owned model engines time another have caused us nothing utter frustra tion regardless what may have accomplished claimed others using same engine personal candidate category always diminutive little powerplant Bantam 19 found would start four-cycle quite easily cussed things would quit running went lean out fuel mixture Boy contrary Lightweight attractive well-con structed once-popular Bantam shown machinery end of Class ignition designs early Forties era Some kitted designs specifically drawn around Bantam such Shulman Banshee Zomby Spearhead Jr would have altered considerably facilitate likes Arden Ohlsson alternative power Therefore personally avoided designs since constructing would dictate Bantam thereby establishing probable cause eventual additional difficulties high blood pressure owned least dozen different Bantams over years ranging original magnesium-case strapless mag-case version strap final ly aluminum-case OK Herkimer deriv atives performed similarly ignition using 31 gasolineoil fuel mix turestart quickly would quit run rnng attempts made lean out needle valve tried oil less oil raised cylinders universal needle valves name itbut no avail sent off engine man George Aldrich occasion eventually threw up hands returned got point offhanded comments fellow OTers about once having red-hot Bantam pro voked immediate Put up shut up yers trooly Others could sure ly confess similar problems since once-popular Bantam seemed now cur rently popular swap tables apparent present-day Class Old-Timer competition mer recollections about red-hot Bantams wives tales myths late evening got ponder ing problem about fortyeleventh time occurred ignition Forster McCoy Red Head 29s similar construction though larger cylinder dis placement wondered com pared opening closing timing rear rotor smaller Ban tam hurried check three engines recorded rotor opening duration 1750 Forster 1600 McCoy 1400 Bantam Hm-m-m could Bantams problem was starving death enough air fuel mixture getting through kidney-shaped slot its rotor hand-held Dremel grinder used daintily open rotor about 015 end slot rotor now opened earlier closed later too scientific admit Eureka really such thing red-hot Bantam have doctored both mag-case aluminum-case engine date great results Old-Timer enthusiast Jim Robin son has revised accordingly has attained similar results wont guarantee minor operation will work Bantam mo ment score three zip Fly Max revisited Being encouraged continuing sales earlier Super 58 Model Aviation NOT repeati its new Super Hawk Mk iii Fly Max 1429A Fox Daie Sidney OH 45366 iarger sophisticated version fine Super Hawk fun model balsa sheet foam construction Building time about hour Go iti Joe Macays No-Name Muivihili received NFFS Best Model award 1985 must mind-boggling all-sheet-balsa buildersl craftsmans pride joy Hawk foam-and-balsa ARF rubberpowered fun model John Voorhees Fly Max sent accompanying photo latest offspring sophisticated Super Hawk Mark III opines new MK III best production effort yet Jedelsky-type airfoil formed bending sheet foam wing along specified crease line span now reaches 19 3 greater original kit model Using -in flat FAI rubber climb quite fast new version about same model weight its predecessor tips scales approximately 24 gramsminus rubber larger wing produces better glide wing loading two ounces per square foot designer/manufacturer claims new bird sensitive thermal activity reason states prefers test flying evenings models less prone stray away John further states new stamping dies foam flying surfaces now complete production parts ing available has changed sources balsa parts well has increased overall quality uniformity new kit compared earlier efforts original Hawk Testimonials document adult can complete model about hour illustrated instructions come kit should enable youngster 12 succeed Super Hawk III first model An alignment jig also included kit ensure accurate assembly Mail order customers can receive kit sending $630 plus $165 postage handling Fly Max 1429 Fox Dale Place Sidney OH 45365 orders 10 kits club can send SASE info discount prices Also original Super Hawk kit still available $495 plus same postage tab addition John hints another offering forthcoming Fly Max 14-in Minihawk hoped will interest younger modelers Finally also promised show foam P-30 next WPAFB contest gotta see Dunnit CIA Central Indiana Aeromodelers supersleuth Bob Larsh typical inexorable fashion has again surfaced another interest ing relic yesteryear apparent accompanying photos However instance current champion search research admits certain amount mystery intrigue remains hoped readers might able offer some additional clues dunnit turns out some fellow named Butler Ill flip. Anyhow appears eagle-eyed detective first spotted exhibitor carry ing unfamiliar body fuselage through entrance Swap Shop section Toledo RC Show last March closer scrutiny disclosed Forster-pow ered ignition installation bargaining began before item placed swap table Yes wing tail section didnt bring him Home about 15 miles away would agree go fetch additional items Thus price agreed upon accompanying photos disclose final transaction wing stab appear stock 46 Goldberg Zipper however pleas antly-styled fuselage semi-cowled spinner-adorned Forster distinctive suggests better-than-average designer/builder created Evidence indicates some attempts recovering refinishing total structure generally well-preserved model supposedly found cornfield 1948 no name address affixed passed around time time ever since Inasmuch existing Continued page 132 Bob Larsh looking original owner Mystery Model Plane found corn fluid 1948 Note semicowied Forster 29 Ignition engine 46 Zipper wing etab Yours Contact Bob through Harry Murphy address column September 1985 59 Rd Andersons FAI p lane its scaiedup version though K&B 35cc engineat small end Class B has tripie fIns Site WrlghtPatterson Air Force Base Dayton OH winding tube does Jerry Noun need club keep Midwest Golly wock rubber model under control ff& ROBERTS / Rt 2 Box 2547 La Grande OR 97850 503 963-0596 VERY FINEST QUALITY MATERIALS SUPERIOR MACHINE FINISHED PARTS SUPER CLEAN FLYING AIRPLANES FAST BUILDING ENJOYABLE ASSEMBLY BICAT SPAN 47 ENGINE 40- 50 BI PLANE IS HIGHLY STABLE AND EASY TO SHOW STOPPER Also Available Span 577 Span 577 Span 540 Dealer Inquiries Invited T0PCAT FIRECA T LASERCA T VISA Welcome ments Glue rudder tail post leaving leading edge free move Block fuselage vertical glue wing onto its mount spar should fit notch leading trailing edges wing should line up mount make contact top fuselage longeron Bend landing gear shape 020 wire push through tissue above gear mount Slip place apply glue Cut wheels 1/16 sheet balsa Stick pin center wheel use jig glue glass beads place glue dry remove pins paint tires wheels black dope felt-tip pen Slip wheels axles hold place drop glue Bend prop shaft 1/32 music wire slip through nose bearing add couple small brass washers glass bead add prop Delta Dart 6-in plastic prop prop held shaft making right-angle bend wire just front ideal motor 22-in-long loop contest grade rubber measures 043 x 060 pinch four No 18 rubberbands looped together lubed Armor-All will job Install motor balance model point shown Add small lumps modeling clay nose tail bring balance Flying Offset leading edge rudder 1/16 right achieve left turn Check airplane carefully warps find remove nose bearing should have slight bit downthrust front rear parts bearing can bent thrust adjustments Wind about 300 turns motor launch model shoulder height very slight push model should enter powered glide nearly complete circle 20 feet diameter before landing flight path described no tendency stall dive stretch-wind motor 1000 turns launch before time model should climb couple circles level out start slow descent landing good rubber 1800 2000 THIS BEAUTIFUL MANEUVERABLE FLY REAL $5950 6550 7450 turns flight times two minutes should attainable low-ceiling sites such school gyms airplane scrubbing around ceiling Remember thrust adjustments effective during high power part flight rudder adjustments effective power winds down Balance two constant-size circle have fun FF Duration/Murphy Continued page 59 vertical fin integral fuselage appears rather insufficient area wonders time might have sub-fin attached bottom-mounted elliptical stabilizer Such addition would certainly add cosmetic appearance well perfor mance model plus being harmo ny other designs supposed era Should anyone have possible clues origin depicted craft Bob Larsh would appreciate enlighten ment address 45 South Whitcomb Avenue Indianapolis IN 46241 Verifica tion design possible Nostalgia Gas eligibility possibility should ade quate additional information forth coming Bob offers pocketful exhaust hot air balloon grand prize winning authentication So lets support loyal Super Snooper Have seen model before NFFS ilixielander finale Attempting circumvent topic Nostalgia Gas Events prolonged length time becoming difficult day Much recent incoming correspondence directed column revolves around subject however whether contributors actually fly events simply wish participate associat ed discussions sometimes difficult ascertain rate writers mail bag barometer should say events steadily gaining popularity Initial discussions regarding NFFS Nostalgia Gas Rules have now apparently subsided mere murmurs subse 132 Model Aviation WINAFOX4ORC has put flights Fox Glow Plug Write telling us what airplane set record use testimonial ad will send new Fox 40 RC reason modelers Drefer Fox Glow Plugs $12TD $1c VISA MasterCard Accepted F 0 X MFG Co 5305 TOWSON AVE FORT SMITH AR 72901 5011 6461656 12 VOLTPLUGS Dry CII NICed 40101 Stan., .OrtSiiS sa 40201 Standard Long119 sa 40502 BC Short169 aa 40602 BC LongiBe sa 2 VOLT GLOW PLUGS Leed Acid Bettery 40i02 Standard ShortS115 aa 40202 Standard Long115 Oa 40503 BC Short166 aa 40603 BC Lone169 aa xently-published itemized engine eligi lity list also provided giant step wards clarification permissible werplants events ques ns area have ceased itirely understand correspond g design eligibility list coming out ortly soon realized ould have much better handhold introlling variable regard contro rsial designs has seeking NFFS osGas eligibility recently has eorge Fullers original Dixielander pparently some inaccuracies its sumed origin causes initial infusion based formal docu entation NFFS has now pinned eligible tag Mr Fullers fine achine known facts indicate e original Yeoman kit pub hed magazine plans materialized igland approximately same onth 1959 Yeoman kit plans ted previous wins contest entries listed prior 157 Also Georges 59 Aeromodeller tide indicated number earlier protypes includes documented id approved similar Zoot Suit concept contains no definite statements oman finalization among protypes Therefore Dixielander item has en resolved ineligible present Should permitted personal obser stion regard believe exists i additional consideration NFFS sign eligibility other simply ld hard facts documented design stes Stated Purpose FFS Nostalgia Gas Rules comment nd quoteActivity meant laxed enjoyable competitive vels maintained accordance iose original era Dixielandconcept marked obvious advancing Lilestone Free Flight Gas performance ally offered little significance field mpetition until after kit Larketed 59 far domestic Nareness concerned doubt ixielander ever built saw mpetition side Atlantic nor 1957 anyway aesthetics events praised considering eligibility sign aforementioned preamble iould carry sufficient weight flunk ixielander eternity whether proof dstence prior 57 ever eventually ocumented point being made sake preserving btended integrity event NFFS ules Committee may occasion have lean little heavily stated pur ose events considering igibility some advanced esigns event possible similar tuations As hypothetical example iould Sal Taibi Bob Hunter suddenly ugh up some documented pre-57 oodlings butcher paper resemble tardusters Satellites respectively Signal Guard blocks random noise off-frequency signals can cause loss control air land RC models Signal Guard responds sig nals its own precisely tuned fre quency ignoring static noise craft itself Plus additional amplification allows control operators visual limit want spend time flying less time money repairing crashed model Signal Guard answer Call toll-free 1-800-468-8215 order Signal Guard TM major credit card send $9795 check money order j r PO Box 30179 Portland OR 97230 Oregon call collect 503-257-0912 90 day warranty cted dealerships available immediately could have just another AMA event hands NosGas concept would flattened single stroke believe anyone would wish happen therefore gratifying writer learn final NFFS ruling case DL Gosh ever difficult maintain reputation unbiased editor . limit damage report issue disqualified NFFS NosGas design maybe would best terminate column point begin gathering rocks next session Until lets go chasing thermals See ya downwind Harry Murphy 3824 Oakwood Blvd Anderson IN 46011 FF Indoor/Tenny Continued page 60 another important performance factor can measured cruise sink rate After basic trim set put model up again about same launch torque level flight reached get good estimate altitude possible Simi larly determine flight circle diameter time per circle bit calculation gives level-flight velocity As cruise stabilizes change altitude divided time gives cruise sink rate Final trim left test Continued page 136 September 1985 133
Edition: Model Aviation - 1985/09
Page Numbers: 58, 59, 132, 133
PS- U Duration Harry Murphy THOSE red-hot Bantams would assume have owned model engines time another have caused us nothing utter frustra tion regardless what may have accomplished claimed others using same engine personal candidate category always diminutive little powerplant Bantam 19 found would start four-cycle quite easily cussed things would quit running went lean out fuel mixture Boy contrary Lightweight attractive well-con structed once-popular Bantam shown machinery end of Class ignition designs early Forties era Some kitted designs specifically drawn around Bantam such Shulman Banshee Zomby Spearhead Jr would have altered considerably facilitate likes Arden Ohlsson alternative power Therefore personally avoided designs since constructing would dictate Bantam thereby establishing probable cause eventual additional difficulties high blood pressure owned least dozen different Bantams over years ranging original magnesium-case strapless mag-case version strap final ly aluminum-case OK Herkimer deriv atives performed similarly ignition using 31 gasolineoil fuel mix turestart quickly would quit run rnng attempts made lean out needle valve tried oil less oil raised cylinders universal needle valves name itbut no avail sent off engine man George Aldrich occasion eventually threw up hands returned got point offhanded comments fellow OTers about once having red-hot Bantam pro voked immediate Put up shut up yers trooly Others could sure ly confess similar problems since once-popular Bantam seemed now cur rently popular swap tables apparent present-day Class Old-Timer competition mer recollections about red-hot Bantams wives tales myths late evening got ponder ing problem about fortyeleventh time occurred ignition Forster McCoy Red Head 29s similar construction though larger cylinder dis placement wondered com pared opening closing timing rear rotor smaller Ban tam hurried check three engines recorded rotor opening duration 1750 Forster 1600 McCoy 1400 Bantam Hm-m-m could Bantams problem was starving death enough air fuel mixture getting through kidney-shaped slot its rotor hand-held Dremel grinder used daintily open rotor about 015 end slot rotor now opened earlier closed later too scientific admit Eureka really such thing red-hot Bantam have doctored both mag-case aluminum-case engine date great results Old-Timer enthusiast Jim Robin son has revised accordingly has attained similar results wont guarantee minor operation will work Bantam mo ment score three zip Fly Max revisited Being encouraged continuing sales earlier Super 58 Model Aviation NOT repeati its new Super Hawk Mk iii Fly Max 1429A Fox Daie Sidney OH 45366 iarger sophisticated version fine Super Hawk fun model balsa sheet foam construction Building time about hour Go iti Joe Macays No-Name Muivihili received NFFS Best Model award 1985 must mind-boggling all-sheet-balsa buildersl craftsmans pride joy Hawk foam-and-balsa ARF rubberpowered fun model John Voorhees Fly Max sent accompanying photo latest offspring sophisticated Super Hawk Mark III opines new MK III best production effort yet Jedelsky-type airfoil formed bending sheet foam wing along specified crease line span now reaches 19 3 greater original kit model Using -in flat FAI rubber climb quite fast new version about same model weight its predecessor tips scales approximately 24 gramsminus rubber larger wing produces better glide wing loading two ounces per square foot designer/manufacturer claims new bird sensitive thermal activity reason states prefers test flying evenings models less prone stray away John further states new stamping dies foam flying surfaces now complete production parts ing available has changed sources balsa parts well has increased overall quality uniformity new kit compared earlier efforts original Hawk Testimonials document adult can complete model about hour illustrated instructions come kit should enable youngster 12 succeed Super Hawk III first model An alignment jig also included kit ensure accurate assembly Mail order customers can receive kit sending $630 plus $165 postage handling Fly Max 1429 Fox Dale Place Sidney OH 45365 orders 10 kits club can send SASE info discount prices Also original Super Hawk kit still available $495 plus same postage tab addition John hints another offering forthcoming Fly Max 14-in Minihawk hoped will interest younger modelers Finally also promised show foam P-30 next WPAFB contest gotta see Dunnit CIA Central Indiana Aeromodelers supersleuth Bob Larsh typical inexorable fashion has again surfaced another interest ing relic yesteryear apparent accompanying photos However instance current champion search research admits certain amount mystery intrigue remains hoped readers might able offer some additional clues dunnit turns out some fellow named Butler Ill flip. Anyhow appears eagle-eyed detective first spotted exhibitor carry ing unfamiliar body fuselage through entrance Swap Shop section Toledo RC Show last March closer scrutiny disclosed Forster-pow ered ignition installation bargaining began before item placed swap table Yes wing tail section didnt bring him Home about 15 miles away would agree go fetch additional items Thus price agreed upon accompanying photos disclose final transaction wing stab appear stock 46 Goldberg Zipper however pleas antly-styled fuselage semi-cowled spinner-adorned Forster distinctive suggests better-than-average designer/builder created Evidence indicates some attempts recovering refinishing total structure generally well-preserved model supposedly found cornfield 1948 no name address affixed passed around time time ever since Inasmuch existing Continued page 132 Bob Larsh looking original owner Mystery Model Plane found corn fluid 1948 Note semicowied Forster 29 Ignition engine 46 Zipper wing etab Yours Contact Bob through Harry Murphy address column September 1985 59 Rd Andersons FAI p lane its scaiedup version though K&B 35cc engineat small end Class B has tripie fIns Site WrlghtPatterson Air Force Base Dayton OH winding tube does Jerry Noun need club keep Midwest Golly wock rubber model under control ff& ROBERTS / Rt 2 Box 2547 La Grande OR 97850 503 963-0596 VERY FINEST QUALITY MATERIALS SUPERIOR MACHINE FINISHED PARTS SUPER CLEAN FLYING AIRPLANES FAST BUILDING ENJOYABLE ASSEMBLY BICAT SPAN 47 ENGINE 40- 50 BI PLANE IS HIGHLY STABLE AND EASY TO SHOW STOPPER Also Available Span 577 Span 577 Span 540 Dealer Inquiries Invited T0PCAT FIRECA T LASERCA T VISA Welcome ments Glue rudder tail post leaving leading edge free move Block fuselage vertical glue wing onto its mount spar should fit notch leading trailing edges wing should line up mount make contact top fuselage longeron Bend landing gear shape 020 wire push through tissue above gear mount Slip place apply glue Cut wheels 1/16 sheet balsa Stick pin center wheel use jig glue glass beads place glue dry remove pins paint tires wheels black dope felt-tip pen Slip wheels axles hold place drop glue Bend prop shaft 1/32 music wire slip through nose bearing add couple small brass washers glass bead add prop Delta Dart 6-in plastic prop prop held shaft making right-angle bend wire just front ideal motor 22-in-long loop contest grade rubber measures 043 x 060 pinch four No 18 rubberbands looped together lubed Armor-All will job Install motor balance model point shown Add small lumps modeling clay nose tail bring balance Flying Offset leading edge rudder 1/16 right achieve left turn Check airplane carefully warps find remove nose bearing should have slight bit downthrust front rear parts bearing can bent thrust adjustments Wind about 300 turns motor launch model shoulder height very slight push model should enter powered glide nearly complete circle 20 feet diameter before landing flight path described no tendency stall dive stretch-wind motor 1000 turns launch before time model should climb couple circles level out start slow descent landing good rubber 1800 2000 THIS BEAUTIFUL MANEUVERABLE FLY REAL $5950 6550 7450 turns flight times two minutes should attainable low-ceiling sites such school gyms airplane scrubbing around ceiling Remember thrust adjustments effective during high power part flight rudder adjustments effective power winds down Balance two constant-size circle have fun FF Duration/Murphy Continued page 59 vertical fin integral fuselage appears rather insufficient area wonders time might have sub-fin attached bottom-mounted elliptical stabilizer Such addition would certainly add cosmetic appearance well perfor mance model plus being harmo ny other designs supposed era Should anyone have possible clues origin depicted craft Bob Larsh would appreciate enlighten ment address 45 South Whitcomb Avenue Indianapolis IN 46241 Verifica tion design possible Nostalgia Gas eligibility possibility should ade quate additional information forth coming Bob offers pocketful exhaust hot air balloon grand prize winning authentication So lets support loyal Super Snooper Have seen model before NFFS ilixielander finale Attempting circumvent topic Nostalgia Gas Events prolonged length time becoming difficult day Much recent incoming correspondence directed column revolves around subject however whether contributors actually fly events simply wish participate associat ed discussions sometimes difficult ascertain rate writers mail bag barometer should say events steadily gaining popularity Initial discussions regarding NFFS Nostalgia Gas Rules have now apparently subsided mere murmurs subse 132 Model Aviation WINAFOX4ORC has put flights Fox Glow Plug Write telling us what airplane set record use testimonial ad will send new Fox 40 RC reason modelers Drefer Fox Glow Plugs $12TD $1c VISA MasterCard Accepted F 0 X MFG Co 5305 TOWSON AVE FORT SMITH AR 72901 5011 6461656 12 VOLTPLUGS Dry CII NICed 40101 Stan., .OrtSiiS sa 40201 Standard Long119 sa 40502 BC Short169 aa 40602 BC LongiBe sa 2 VOLT GLOW PLUGS Leed Acid Bettery 40i02 Standard ShortS115 aa 40202 Standard Long115 Oa 40503 BC Short166 aa 40603 BC Lone169 aa xently-published itemized engine eligi lity list also provided giant step wards clarification permissible werplants events ques ns area have ceased itirely understand correspond g design eligibility list coming out ortly soon realized ould have much better handhold introlling variable regard contro rsial designs has seeking NFFS osGas eligibility recently has eorge Fullers original Dixielander pparently some inaccuracies its sumed origin causes initial infusion based formal docu entation NFFS has now pinned eligible tag Mr Fullers fine achine known facts indicate e original Yeoman kit pub hed magazine plans materialized igland approximately same onth 1959 Yeoman kit plans ted previous wins contest entries listed prior 157 Also Georges 59 Aeromodeller tide indicated number earlier protypes includes documented id approved similar Zoot Suit concept contains no definite statements oman finalization among protypes Therefore Dixielander item has en resolved ineligible present Should permitted personal obser stion regard believe exists i additional consideration NFFS sign eligibility other simply ld hard facts documented design stes Stated Purpose FFS Nostalgia Gas Rules comment nd quoteActivity meant laxed enjoyable competitive vels maintained accordance iose original era Dixielandconcept marked obvious advancing Lilestone Free Flight Gas performance ally offered little significance field mpetition until after kit Larketed 59 far domestic Nareness concerned doubt ixielander ever built saw mpetition side Atlantic nor 1957 anyway aesthetics events praised considering eligibility sign aforementioned preamble iould carry sufficient weight flunk ixielander eternity whether proof dstence prior 57 ever eventually ocumented point being made sake preserving btended integrity event NFFS ules Committee may occasion have lean little heavily stated pur ose events considering igibility some advanced esigns event possible similar tuations As hypothetical example iould Sal Taibi Bob Hunter suddenly ugh up some documented pre-57 oodlings butcher paper resemble tardusters Satellites respectively Signal Guard blocks random noise off-frequency signals can cause loss control air land RC models Signal Guard responds sig nals its own precisely tuned fre quency ignoring static noise craft itself Plus additional amplification allows control operators visual limit want spend time flying less time money repairing crashed model Signal Guard answer Call toll-free 1-800-468-8215 order Signal Guard TM major credit card send $9795 check money order j r PO Box 30179 Portland OR 97230 Oregon call collect 503-257-0912 90 day warranty cted dealerships available immediately could have just another AMA event hands NosGas concept would flattened single stroke believe anyone would wish happen therefore gratifying writer learn final NFFS ruling case DL Gosh ever difficult maintain reputation unbiased editor . limit damage report issue disqualified NFFS NosGas design maybe would best terminate column point begin gathering rocks next session Until lets go chasing thermals See ya downwind Harry Murphy 3824 Oakwood Blvd Anderson IN 46011 FF Indoor/Tenny Continued page 60 another important performance factor can measured cruise sink rate After basic trim set put model up again about same launch torque level flight reached get good estimate altitude possible Simi larly determine flight circle diameter time per circle bit calculation gives level-flight velocity As cruise stabilizes change altitude divided time gives cruise sink rate Final trim left test Continued page 136 September 1985 133
Edition: Model Aviation - 1985/09
Page Numbers: 58, 59, 132, 133
PS- U Duration Harry Murphy THOSE red-hot Bantams would assume have owned model engines time another have caused us nothing utter frustra tion regardless what may have accomplished claimed others using same engine personal candidate category always diminutive little powerplant Bantam 19 found would start four-cycle quite easily cussed things would quit running went lean out fuel mixture Boy contrary Lightweight attractive well-con structed once-popular Bantam shown machinery end of Class ignition designs early Forties era Some kitted designs specifically drawn around Bantam such Shulman Banshee Zomby Spearhead Jr would have altered considerably facilitate likes Arden Ohlsson alternative power Therefore personally avoided designs since constructing would dictate Bantam thereby establishing probable cause eventual additional difficulties high blood pressure owned least dozen different Bantams over years ranging original magnesium-case strapless mag-case version strap final ly aluminum-case OK Herkimer deriv atives performed similarly ignition using 31 gasolineoil fuel mix turestart quickly would quit run rnng attempts made lean out needle valve tried oil less oil raised cylinders universal needle valves name itbut no avail sent off engine man George Aldrich occasion eventually threw up hands returned got point offhanded comments fellow OTers about once having red-hot Bantam pro voked immediate Put up shut up yers trooly Others could sure ly confess similar problems since once-popular Bantam seemed now cur rently popular swap tables apparent present-day Class Old-Timer competition mer recollections about red-hot Bantams wives tales myths late evening got ponder ing problem about fortyeleventh time occurred ignition Forster McCoy Red Head 29s similar construction though larger cylinder dis placement wondered com pared opening closing timing rear rotor smaller Ban tam hurried check three engines recorded rotor opening duration 1750 Forster 1600 McCoy 1400 Bantam Hm-m-m could Bantams problem was starving death enough air fuel mixture getting through kidney-shaped slot its rotor hand-held Dremel grinder used daintily open rotor about 015 end slot rotor now opened earlier closed later too scientific admit Eureka really such thing red-hot Bantam have doctored both mag-case aluminum-case engine date great results Old-Timer enthusiast Jim Robin son has revised accordingly has attained similar results wont guarantee minor operation will work Bantam mo ment score three zip Fly Max revisited Being encouraged continuing sales earlier Super 58 Model Aviation NOT repeati its new Super Hawk Mk iii Fly Max 1429A Fox Daie Sidney OH 45366 iarger sophisticated version fine Super Hawk fun model balsa sheet foam construction Building time about hour Go iti Joe Macays No-Name Muivihili received NFFS Best Model award 1985 must mind-boggling all-sheet-balsa buildersl craftsmans pride joy Hawk foam-and-balsa ARF rubberpowered fun model John Voorhees Fly Max sent accompanying photo latest offspring sophisticated Super Hawk Mark III opines new MK III best production effort yet Jedelsky-type airfoil formed bending sheet foam wing along specified crease line span now reaches 19 3 greater original kit model Using -in flat FAI rubber climb quite fast new version about same model weight its predecessor tips scales approximately 24 gramsminus rubber larger wing produces better glide wing loading two ounces per square foot designer/manufacturer claims new bird sensitive thermal activity reason states prefers test flying evenings models less prone stray away John further states new stamping dies foam flying surfaces now complete production parts ing available has changed sources balsa parts well has increased overall quality uniformity new kit compared earlier efforts original Hawk Testimonials document adult can complete model about hour illustrated instructions come kit should enable youngster 12 succeed Super Hawk III first model An alignment jig also included kit ensure accurate assembly Mail order customers can receive kit sending $630 plus $165 postage handling Fly Max 1429 Fox Dale Place Sidney OH 45365 orders 10 kits club can send SASE info discount prices Also original Super Hawk kit still available $495 plus same postage tab addition John hints another offering forthcoming Fly Max 14-in Minihawk hoped will interest younger modelers Finally also promised show foam P-30 next WPAFB contest gotta see Dunnit CIA Central Indiana Aeromodelers supersleuth Bob Larsh typical inexorable fashion has again surfaced another interest ing relic yesteryear apparent accompanying photos However instance current champion search research admits certain amount mystery intrigue remains hoped readers might able offer some additional clues dunnit turns out some fellow named Butler Ill flip. Anyhow appears eagle-eyed detective first spotted exhibitor carry ing unfamiliar body fuselage through entrance Swap Shop section Toledo RC Show last March closer scrutiny disclosed Forster-pow ered ignition installation bargaining began before item placed swap table Yes wing tail section didnt bring him Home about 15 miles away would agree go fetch additional items Thus price agreed upon accompanying photos disclose final transaction wing stab appear stock 46 Goldberg Zipper however pleas antly-styled fuselage semi-cowled spinner-adorned Forster distinctive suggests better-than-average designer/builder created Evidence indicates some attempts recovering refinishing total structure generally well-preserved model supposedly found cornfield 1948 no name address affixed passed around time time ever since Inasmuch existing Continued page 132 Bob Larsh looking original owner Mystery Model Plane found corn fluid 1948 Note semicowied Forster 29 Ignition engine 46 Zipper wing etab Yours Contact Bob through Harry Murphy address column September 1985 59 Rd Andersons FAI p lane its scaiedup version though K&B 35cc engineat small end Class B has tripie fIns Site WrlghtPatterson Air Force Base Dayton OH winding tube does Jerry Noun need club keep Midwest Golly wock rubber model under control ff& ROBERTS / Rt 2 Box 2547 La Grande OR 97850 503 963-0596 VERY FINEST QUALITY MATERIALS SUPERIOR MACHINE FINISHED PARTS SUPER CLEAN FLYING AIRPLANES FAST BUILDING ENJOYABLE ASSEMBLY BICAT SPAN 47 ENGINE 40- 50 BI PLANE IS HIGHLY STABLE AND EASY TO SHOW STOPPER Also Available Span 577 Span 577 Span 540 Dealer Inquiries Invited T0PCAT FIRECA T LASERCA T VISA Welcome ments Glue rudder tail post leaving leading edge free move Block fuselage vertical glue wing onto its mount spar should fit notch leading trailing edges wing should line up mount make contact top fuselage longeron Bend landing gear shape 020 wire push through tissue above gear mount Slip place apply glue Cut wheels 1/16 sheet balsa Stick pin center wheel use jig glue glass beads place glue dry remove pins paint tires wheels black dope felt-tip pen Slip wheels axles hold place drop glue Bend prop shaft 1/32 music wire slip through nose bearing add couple small brass washers glass bead add prop Delta Dart 6-in plastic prop prop held shaft making right-angle bend wire just front ideal motor 22-in-long loop contest grade rubber measures 043 x 060 pinch four No 18 rubberbands looped together lubed Armor-All will job Install motor balance model point shown Add small lumps modeling clay nose tail bring balance Flying Offset leading edge rudder 1/16 right achieve left turn Check airplane carefully warps find remove nose bearing should have slight bit downthrust front rear parts bearing can bent thrust adjustments Wind about 300 turns motor launch model shoulder height very slight push model should enter powered glide nearly complete circle 20 feet diameter before landing flight path described no tendency stall dive stretch-wind motor 1000 turns launch before time model should climb couple circles level out start slow descent landing good rubber 1800 2000 THIS BEAUTIFUL MANEUVERABLE FLY REAL $5950 6550 7450 turns flight times two minutes should attainable low-ceiling sites such school gyms airplane scrubbing around ceiling Remember thrust adjustments effective during high power part flight rudder adjustments effective power winds down Balance two constant-size circle have fun FF Duration/Murphy Continued page 59 vertical fin integral fuselage appears rather insufficient area wonders time might have sub-fin attached bottom-mounted elliptical stabilizer Such addition would certainly add cosmetic appearance well perfor mance model plus being harmo ny other designs supposed era Should anyone have possible clues origin depicted craft Bob Larsh would appreciate enlighten ment address 45 South Whitcomb Avenue Indianapolis IN 46241 Verifica tion design possible Nostalgia Gas eligibility possibility should ade quate additional information forth coming Bob offers pocketful exhaust hot air balloon grand prize winning authentication So lets support loyal Super Snooper Have seen model before NFFS ilixielander finale Attempting circumvent topic Nostalgia Gas Events prolonged length time becoming difficult day Much recent incoming correspondence directed column revolves around subject however whether contributors actually fly events simply wish participate associat ed discussions sometimes difficult ascertain rate writers mail bag barometer should say events steadily gaining popularity Initial discussions regarding NFFS Nostalgia Gas Rules have now apparently subsided mere murmurs subse 132 Model Aviation WINAFOX4ORC has put flights Fox Glow Plug Write telling us what airplane set record use testimonial ad will send new Fox 40 RC reason modelers Drefer Fox Glow Plugs $12TD $1c VISA MasterCard Accepted F 0 X MFG Co 5305 TOWSON AVE FORT SMITH AR 72901 5011 6461656 12 VOLTPLUGS Dry CII NICed 40101 Stan., .OrtSiiS sa 40201 Standard Long119 sa 40502 BC Short169 aa 40602 BC LongiBe sa 2 VOLT GLOW PLUGS Leed Acid Bettery 40i02 Standard ShortS115 aa 40202 Standard Long115 Oa 40503 BC Short166 aa 40603 BC Lone169 aa xently-published itemized engine eligi lity list also provided giant step wards clarification permissible werplants events ques ns area have ceased itirely understand correspond g design eligibility list coming out ortly soon realized ould have much better handhold introlling variable regard contro rsial designs has seeking NFFS osGas eligibility recently has eorge Fullers original Dixielander pparently some inaccuracies its sumed origin causes initial infusion based formal docu entation NFFS has now pinned eligible tag Mr Fullers fine achine known facts indicate e original Yeoman kit pub hed magazine plans materialized igland approximately same onth 1959 Yeoman kit plans ted previous wins contest entries listed prior 157 Also Georges 59 Aeromodeller tide indicated number earlier protypes includes documented id approved similar Zoot Suit concept contains no definite statements oman finalization among protypes Therefore Dixielander item has en resolved ineligible present Should permitted personal obser stion regard believe exists i additional consideration NFFS sign eligibility other simply ld hard facts documented design stes Stated Purpose FFS Nostalgia Gas Rules comment nd quoteActivity meant laxed enjoyable competitive vels maintained accordance iose original era Dixielandconcept marked obvious advancing Lilestone Free Flight Gas performance ally offered little significance field mpetition until after kit Larketed 59 far domestic Nareness concerned doubt ixielander ever built saw mpetition side Atlantic nor 1957 anyway aesthetics events praised considering eligibility sign aforementioned preamble iould carry sufficient weight flunk ixielander eternity whether proof dstence prior 57 ever eventually ocumented point being made sake preserving btended integrity event NFFS ules Committee may occasion have lean little heavily stated pur ose events considering igibility some advanced esigns event possible similar tuations As hypothetical example iould Sal Taibi Bob Hunter suddenly ugh up some documented pre-57 oodlings butcher paper resemble tardusters Satellites respectively Signal Guard blocks random noise off-frequency signals can cause loss control air land RC models Signal Guard responds sig nals its own precisely tuned fre quency ignoring static noise craft itself Plus additional amplification allows control operators visual limit want spend time flying less time money repairing crashed model Signal Guard answer Call toll-free 1-800-468-8215 order Signal Guard TM major credit card send $9795 check money order j r PO Box 30179 Portland OR 97230 Oregon call collect 503-257-0912 90 day warranty cted dealerships available immediately could have just another AMA event hands NosGas concept would flattened single stroke believe anyone would wish happen therefore gratifying writer learn final NFFS ruling case DL Gosh ever difficult maintain reputation unbiased editor . limit damage report issue disqualified NFFS NosGas design maybe would best terminate column point begin gathering rocks next session Until lets go chasing thermals See ya downwind Harry Murphy 3824 Oakwood Blvd Anderson IN 46011 FF Indoor/Tenny Continued page 60 another important performance factor can measured cruise sink rate After basic trim set put model up again about same launch torque level flight reached get good estimate altitude possible Simi larly determine flight circle diameter time per circle bit calculation gives level-flight velocity As cruise stabilizes change altitude divided time gives cruise sink rate Final trim left test Continued page 136 September 1985 133