Control Line SPEED Gene Hem pel DURING past several months have re ceived quite few interesting letters photos about antique Speed engines models quite enjoyable experience look back Forties Fifties love interesting letters would like share Doug Dahlke Osh kosh WI As per request have enclosed photos genuine Topping 100 Speed Model mid-Forties original plans came model suggest bolting engine have Details different engine output didnt seem bother performance model photos shows O&R 23 sideport ignition engine installed Some daring fliers might think being true racing gassie albeit popular engine time engine rated optimistically around 1/5 hp puts Out about what Cub 09 would weak single-port Fox 15 Directly above O&R 23 shown strongest mills periodthe Hornet 60 engine designed built all-out racing capable developing 1 hp good tune same model engines today would too much Topping Speed Model Another photos shows what came kit Note inside mounting brackets coil condenser etc Also included genuine Topping prop although dont believe correct Speed Model Note neat cowl venting real class act plug-in wing stab tips bright plastic undoubtedly valuable flying under blinding speed O&R 23 ignition Another photo shows finished poduct engine choice radically sweptforward gear has tons style prone generate equal amounts bounce Wheels Heliarc sharp eye warm blood have already noted rudder bottom better yet has effectively trousered tail wheel Doug indicates has other interesting Speed goodies will share us later date hope has much interest Speed modelers has Another letter about old-time Speed Les Deily Douglaston NY Dear Gene Heres few pictures odds ends ideas old pictures articles thought might interest Number want say much enjoyed seeing early CL Speed models engines May column personally would like see Old-Time Speed event class D Old-Time Speed event would likely starting 66 Model Aviation An ancient photo reproduce Xerox copy shows Pappy deBolt attempting set FAI ROW CL Speed record outh Internats Thats Speedwagon 50 kitted Dmeco deBolt Model Engineering Co McCoy 60 power Dick Wilson Lockport NY assists Thundering out thrilling days yesteryear1 946a genuineTopping 100 Speed Model Its Continued page 141 all-metal advertised being suitable power Bantam 19 Hornet 60 Heres howtheTopping 100 came out its box Note yardstick size comparison Photo left shows fuselage interior riveted-in clips forthe coil battery firewall bellcrank mount Wing stab plasticslip-intips propwas included Editors note Ihad came witha3bladed plastic prop included integral spinner Never got Ohisson 60 installed never flew RMcM cut tail loose will difficult cement joint has really hardened Once satisfactory flight characteristics obtained 20-ft launches try harder ones less bank should steeper too approaching 450 inclination Also overhand launch will work out better youll find respectable transition launch glide phase still possible little trimming spite launching right oncoming breeze rather straight witness violent stall loop peak launch add bit weight left wing tip and/or lower TE horizontal tail about 1/64 cementing tiny wedge between fuselage either case bit corrective right rudder may necessary prevent spiral dive will need miniscule Small rudder changes can facilitated dampening TE area side opposite direction TE deflected Incidentally lips become very convenient dampening tail surfaces becomes desirable fairly hard launch seems yielding nearly flawless performance go ahead try vicious hard launch trying almost purely overhead steep launch about 300 right oncoming breeze will nothing short lucky first really hard launch yields flawless flight perfect flight takes lot practice often some fine-trimming rudder de flections tiny nearly invisible following as-hard-as-you-pos sibly-can launches glider just seems stall modestly try bending TE horizontal tail up bit will cause glider keep right screaming Immelmann sort launch slipping right rather stalling end have found near-overhand launch yields consistency prime prerequisite flying competi tion Speaking competition nearly im possible compete effectively sort threat cant put glider thermal balmy air official flight Learn become aware presence thermal almost certainly hand note tiny rise temperature calm spell breezy day want avoid thermals youll find boomers mighty scarce two hours daylight remain day Well happy thermal chasing keep em flyinRain Crows CL Speed/Hempel Continued page 66 point class would limited engine side-exhaust McCoy 60 really engine used class D Speed during late Forties Fifties early Sixties Also included photo Harold deBolt attempting FAI rise-otT-water speed record Plymouth Internats Hal used McCoy 60 power Keep up good work Nor AVIONIUS INC ACCUETACH 1 LCITAL2 FULL2 QUICK YoU get contIfluOiDete theMONITOR TACHOME VOLTMEateof afely peak terY ate RPM accurruchar orarge bY dual scale 1cycleMakes 055ible Idlme oUt select topend adjuS nt baeri Check ort pack fast ch vOW outl withwa ching tiny built~J5t TXR age drop 5ignals 131ty iOX capa Quali preci tery combo5full charge ty sion electronic ORDER YOURS NOW 79 Plaid Send check money order no CODs NorCai AVIONiCS Inc PO Box 70956 sunnyvale CA 94086 California residents add 60/0 tax Add $300 shipping outside continental USA Dealer Inquiries invited would like thank person took time write concerning Old Time Speed Keep cards letters photographs coming Gene Hempel 301 N Yale Dr Garlan4 TX 75042 APPLIED DESIGN CORPORATION 738 Penn Si El Segundo CA N245 MINI w SANDER ADJUSTABLE TENSION HAND BELT SAIIDER FIRMLY HOLDS PAPER FOR EASIER SANDING Padded Rats nod carves Handy Neld MINI-STRIPSPIIECISION DIE-CUT Medwm Garnet SAVES TIME $135 REPLACEMENT Fine Garnet AND EFFDRT SANDING BELTS Assid Waler Proof TEE ALUMINUM EXTRUSION SANDING BLOCK Icr use RUFF-STUFF SoIt-adlieelee maod paper Laree Tree Serface WeeiWeeroet illech 04 y Uu 22 inch RUFF 6 STUFF SELF ADHESIVE SHEET SANDPAPER MAKE YOUR OWN SPECIAL SANDING SHAMS drylog e Medinm Fine r Fine $ 75 MINIcsAw $610 COMPACT 10 inch HACK SAW SAWS ANYTHING ANYWHERE Saw has rueged dIc-cast cowleetahle chlpreef plesilc sort handle Recoding come aed ad tobIe B hindo gives access Cuts weed pleslic metal nod HARDEMED MUSIC WIRE Xtr blades-3/S1 75 Add 20% postagn Send 25C catalog January 1983 141 Part Topping 100 instruction manual Notethe two engines shown Hornet 60 top Ohlsson 23 below Other pictures showed fit almost other popular engines day 1946 it
Edition: Model Aviation - 1983/01
Page Numbers: 66, 141
Control Line SPEED Gene Hem pel DURING past several months have re ceived quite few interesting letters photos about antique Speed engines models quite enjoyable experience look back Forties Fifties love interesting letters would like share Doug Dahlke Osh kosh WI As per request have enclosed photos genuine Topping 100 Speed Model mid-Forties original plans came model suggest bolting engine have Details different engine output didnt seem bother performance model photos shows O&R 23 sideport ignition engine installed Some daring fliers might think being true racing gassie albeit popular engine time engine rated optimistically around 1/5 hp puts Out about what Cub 09 would weak single-port Fox 15 Directly above O&R 23 shown strongest mills periodthe Hornet 60 engine designed built all-out racing capable developing 1 hp good tune same model engines today would too much Topping Speed Model Another photos shows what came kit Note inside mounting brackets coil condenser etc Also included genuine Topping prop although dont believe correct Speed Model Note neat cowl venting real class act plug-in wing stab tips bright plastic undoubtedly valuable flying under blinding speed O&R 23 ignition Another photo shows finished poduct engine choice radically sweptforward gear has tons style prone generate equal amounts bounce Wheels Heliarc sharp eye warm blood have already noted rudder bottom better yet has effectively trousered tail wheel Doug indicates has other interesting Speed goodies will share us later date hope has much interest Speed modelers has Another letter about old-time Speed Les Deily Douglaston NY Dear Gene Heres few pictures odds ends ideas old pictures articles thought might interest Number want say much enjoyed seeing early CL Speed models engines May column personally would like see Old-Time Speed event class D Old-Time Speed event would likely starting 66 Model Aviation An ancient photo reproduce Xerox copy shows Pappy deBolt attempting set FAI ROW CL Speed record outh Internats Thats Speedwagon 50 kitted Dmeco deBolt Model Engineering Co McCoy 60 power Dick Wilson Lockport NY assists Thundering out thrilling days yesteryear1 946a genuineTopping 100 Speed Model Its Continued page 141 all-metal advertised being suitable power Bantam 19 Hornet 60 Heres howtheTopping 100 came out its box Note yardstick size comparison Photo left shows fuselage interior riveted-in clips forthe coil battery firewall bellcrank mount Wing stab plasticslip-intips propwas included Editors note Ihad came witha3bladed plastic prop included integral spinner Never got Ohisson 60 installed never flew RMcM cut tail loose will difficult cement joint has really hardened Once satisfactory flight characteristics obtained 20-ft launches try harder ones less bank should steeper too approaching 450 inclination Also overhand launch will work out better youll find respectable transition launch glide phase still possible little trimming spite launching right oncoming breeze rather straight witness violent stall loop peak launch add bit weight left wing tip and/or lower TE horizontal tail about 1/64 cementing tiny wedge between fuselage either case bit corrective right rudder may necessary prevent spiral dive will need miniscule Small rudder changes can facilitated dampening TE area side opposite direction TE deflected Incidentally lips become very convenient dampening tail surfaces becomes desirable fairly hard launch seems yielding nearly flawless performance go ahead try vicious hard launch trying almost purely overhead steep launch about 300 right oncoming breeze will nothing short lucky first really hard launch yields flawless flight perfect flight takes lot practice often some fine-trimming rudder de flections tiny nearly invisible following as-hard-as-you-pos sibly-can launches glider just seems stall modestly try bending TE horizontal tail up bit will cause glider keep right screaming Immelmann sort launch slipping right rather stalling end have found near-overhand launch yields consistency prime prerequisite flying competi tion Speaking competition nearly im possible compete effectively sort threat cant put glider thermal balmy air official flight Learn become aware presence thermal almost certainly hand note tiny rise temperature calm spell breezy day want avoid thermals youll find boomers mighty scarce two hours daylight remain day Well happy thermal chasing keep em flyinRain Crows CL Speed/Hempel Continued page 66 point class would limited engine side-exhaust McCoy 60 really engine used class D Speed during late Forties Fifties early Sixties Also included photo Harold deBolt attempting FAI rise-otT-water speed record Plymouth Internats Hal used McCoy 60 power Keep up good work Nor AVIONIUS INC ACCUETACH 1 LCITAL2 FULL2 QUICK YoU get contIfluOiDete theMONITOR TACHOME VOLTMEateof afely peak terY ate RPM accurruchar orarge bY dual scale 1cycleMakes 055ible Idlme oUt select topend adjuS nt baeri Check ort pack fast ch vOW outl withwa ching tiny built~J5t TXR age drop 5ignals 131ty iOX capa Quali preci tery combo5full charge ty sion electronic ORDER YOURS NOW 79 Plaid Send check money order no CODs NorCai AVIONiCS Inc PO Box 70956 sunnyvale CA 94086 California residents add 60/0 tax Add $300 shipping outside continental USA Dealer Inquiries invited would like thank person took time write concerning Old Time Speed Keep cards letters photographs coming Gene Hempel 301 N Yale Dr Garlan4 TX 75042 APPLIED DESIGN CORPORATION 738 Penn Si El Segundo CA N245 MINI w SANDER ADJUSTABLE TENSION HAND BELT SAIIDER FIRMLY HOLDS PAPER FOR EASIER SANDING Padded Rats nod carves Handy Neld MINI-STRIPSPIIECISION DIE-CUT Medwm Garnet SAVES TIME $135 REPLACEMENT Fine Garnet AND EFFDRT SANDING BELTS Assid Waler Proof TEE ALUMINUM EXTRUSION SANDING BLOCK Icr use RUFF-STUFF SoIt-adlieelee maod paper Laree Tree Serface WeeiWeeroet illech 04 y Uu 22 inch RUFF 6 STUFF SELF ADHESIVE SHEET SANDPAPER MAKE YOUR OWN SPECIAL SANDING SHAMS drylog e Medinm Fine r Fine $ 75 MINIcsAw $610 COMPACT 10 inch HACK SAW SAWS ANYTHING ANYWHERE Saw has rueged dIc-cast cowleetahle chlpreef plesilc sort handle Recoding come aed ad tobIe B hindo gives access Cuts weed pleslic metal nod HARDEMED MUSIC WIRE Xtr blades-3/S1 75 Add 20% postagn Send 25C catalog January 1983 141 Part Topping 100 instruction manual Notethe two engines shown Hornet 60 top Ohlsson 23 below Other pictures showed fit almost other popular engines day 1946 it