Free Flight: Old-Timers

FREE FLIGHT OLD-TIMERS IN THE MAY MODEL AVIATION said Airspan available direct Solarfilm corporation same month other magazines carried ad Charlies indicated both Airspan Litespan suspect other free flight suppliers will soon likewise would use either products tissue would have traditional choice gladly escape frequent punctures fading warping have come love well strength will go Polyspan project silk would have traditional choice Cheaper stronger likely lighter considering amount dope required fill silk Charlies 2955-A-3 Cochran Street Simi Valley CA 93065 Tel 805 584-0125 Fax 805 584-0792 Phil Pearce sent some samples new product calls Sky Sheen very thin flexible tape can take small-radius bends therefore used leading edges providing bright strobe light effect various colors depending angle light source sure helps keep distant model sight turns thermal product complements Skyshine also bright reflective film best used relatively flat surfaces like fins fuselage sides etc Phil will provide free samples information SASE Phil Pearce 111 East Geneva Drive Tempe AZ 85282-3638 Tel 602 966-6384 E-mail 102 1652325 @compuservecom Switching alcohol fuel Ohlsson sideport engine Victor G Didelot has long provided reproduction timers needle valves other parts O&R engines now has metal tanks available $16 plus $3 per order shipping handling Address 4410 Loma Lane Erie PA 16506-1422 timer made modified drive motor Tomy toys offered lightweight dethermalizer timer suitable rubber models Miks Models $1295 plus $250 shipping handling Box 1373 Hollywood CA 90078 Super Sam nitrate-based product used adhering covering material full-size aircraft structures said stickier plain nitrate dope have adhesion problems covering might want try expensive dope dont paint whole airplane itjust stick covering material Aerodyne 1924 E Edinger Santa Ana CA 92705 Tel [714] 258-0805 source product quart containers Thanks Mitch Heller giving opportunity examine Klarich partial kit Miss America very favorably impressed think quality kit wood cut ribs other parts equal P&W kits left us departure Hobby Hom very high praise indeed now feel very comfortable tell anyone asks best deal can get get plan partial kit no strip sheet wood Kiarich Custom Kits 2301 Sonata Drive Rancho Cordova CA 95670 Tel 916 635-4588 Catalog 300 kits available $1 Several newsletters have carried useful bit information about coils use Polarity hook positive negative indicated coils will work either way work 20 40% greater efficiency hooked upright Connect 15 volts coil measure voltage between negative connection hightension terminal about 15 got right 0 got wrong will get weaker spark shorter battery life Art Swift editor always entertaining informative Flightplug newsletter offers following tips ignition system tuneup Check battery box contact corrosion long wires can flop around vibration poor solder joints other connections suggests jumper wire connected timer housing crankcase oil dirt can insulate timer body crankcase consider replacing coil condenser says frequenfly test system see far spark will jump likely damaging coil making high voltage build up inside coil will fill weak spots insulation results internal shorts resulting much coils winding bypassed making spark weak would judge leads testing rapid decline batteries what left coil have also noted condensers replaced often enough surprising much difference good can make Better yet get transistorized system Kustom Kraftmanship see ad issue forget condensers Anyway back Art Swift better way check remove plug high-tension lead attached holding plug against cylinder flip prop spark blue crisp its probably OK Art doesnt like frequently seen practice using minialligator clip attach high-tension lead spark plug concern weight clip puts strain center electrode under heavy vibrationperhaps breaking seal suggests bending clip music wiresimilar made past Aero-Spark light firm grip Last least cleaning gapping points suggests using spray can TV tuner cleaner used buy purpose Radio Shack Some people might add understand need proper gap points lot current needs flow short time good low-resistance contact needed Plus due design timers amount gap affects dwell time Aha Model Aviation Wiehie Surprise vintage Wakefield designed Warren Fletcher Flew special Vintage event 89 SCAMPS Annual Graham Podd Van Steed Vintage Wakefield designed Ted Evans Features full feathering propeller Mikkelson photos