AT THE 1979 Nats Charlie Davis made proposal consider Oltyme Speed Society attraction type event generated quite bit interest Now time inactive speed fliers speak up make thoughts known speed modelers write express views have yourselves blame very easy sit back criticize nothing participate Which category fit would like present Charlies proposal its entirety everyone consider next voice hear will becoming painfully apparent hobby have enjoyed years being threatened extinction because lack participation number reasons lack new blood constant loss active members remain competitive today requires time money equipment people can devote hobby New model ers turned away required become competitive fun gone already engaged have seen great deal activity enthusiasm develop old-time free-flight old-time stunt reason simple Its fun again what hobby supposed would like propose formation OSS Oltyme Speed Society through society provide contests would have ap peal present speed fliers newcomers dozens friends comrades have dropped out still have itch summer get together compete intended replace AMA Speed supplementary activity Society Antique Modelers put fun back activity could well return has OT free-flight idea set up rules guidelines will allow some experimenta tion developmenttinkering proper foundation laid outset would allow things get out hand has such $20000 machine shops burned-up engines carload tremendous expenditures time money basic proposals I Classes Disp A201 B20140 C40 65 Jet II Engines must strictly commercially avail able production engines No home-builts no hybrids no major modifications III Fuel 8020 alcohol-castor oil white gas coleman fuel jet provided contest IV Fuel Systems strickly suction tanks no pen bladders pressurized tanks V ControlTwo lines lengths sizes determined safety probably A60 ft B 65 ft C & Jet70 ft VI Props limited commercially available easily ordered hobby shops No special items readily available everyone might short supply VII Engine Modification Pistona Venturi needle valve may modified necessary work suction tank no increase diameter over stack fancy carburetors could easily obtained everyone includ ing beginners b Engine can cleaned up polished freed up no foreign parts used exchange ie front ends rear ends fancy Ger man Italian BB etc c Timing can changed use spacers Some thought planning determine machining ports can allowed d Heads may machined button inserts contour head clearance also requires some thought need some freedom modify line drawn dont get beyond capability majority modelers Jeta Fins can machined off stock head b Head can polished no significant changes port shape angie c No extended heads modified intakes d Retainer can modified cutting back greater reed open ing e Stock tall pipes combustion chambers VIII No exhaust extensions extractions Side port must open faced Rear exhaust can have Lii no extension added engine built cowl will function extension See pro posed drawing cowl design IX Airplane design wide open long safety malntained foregoing presented initial ideas As previously stated intended replace all-out AMA Speed because still wish push speed limit engines fuel etc should place Instead would movement bring back nostalgia remember good old days allow competition way enjoyable does have consume time competitive would also set speed events newcomer would afraid tackle probably activity began attract lot old speed fliers will come out woodwork join fun time right movement review contest schedule model aviation immense popularity abundance OT events proves point Agreed some proposals may little restrictive some peoples minds such two lines instead limits modifications probably necessary make activity popular may have bend little Consider alternative asking yourself really want fly RC interested please send thoughts proposals either Charlie Davis 2701 Stan ford Dallas TX 75225 214 3683546 Gene Hempel 301 N Yale Drive Garland TX 75042 214 2725210 36 Model Aviation COWLING SKETCH Top V{EW EXHAUST FLOW SIDE VIEW -4 I---- -A Ib~1 II typo cowl design would prov8 oxhastat escape rear exhaust engines eenIons a4ded engine built cowls Anotheralternative would bato havea 1-in niinIniwm 10 exhaust tube would functioti nrinl-plpe return us things now