CONTROL LINE SPEED WILL PROTO SPEED become popular again Some people think promoting new event has rules similar tobut stringent thanthose old B Proto modelers have complained Speed models alikeand just engine pan wing stab helmet cowl streamline engine FAI models different sidewinder construction now look alike too old Proto event attempt create Speed class models supposed look like real airplanessemiscale Scale models racers 1 930s Golden Age racing Proto quickly grew popular successful Speed class 157 entries 1957 Nats models easy fly looked great good engines readily available However rules little vague some areas Although canopy required werent size specifications some models just small narrow plastic lump others just flush canopy painted fuselage Some models werent painted just clear resin tuned pipes arrived few successful flights piped engines blew away competition big pipe destroyed looks model Proto became just another speed class tough get good run Proto deteriorated until almost no entries event dropped few us remember nice Proto models 21-sized engines run well 10% fuel revival using engines has proposed need modelers flying Speed maybe such event will arouse new interest people have wanted fly Speed afraid dollies technology required fly serious Speed 21 Proto should fun event Im thinking about twin 10-powered model New ruleswith problem areas remediedhave drawn up several individuals more-stringent guidelines keep models looking like real airplanes Only color photo Chris Sacketts model can show beautiful really first test flights reached 118 mphfast enough interesting slow enough easy almost everyone interested nice goodContinued page 135 March 1994 125 Canadian Chris Sackett built superb Rossi 21-powered Proto has test flown 118 mph 65 x 55 carbon prop Another Canadian Al Baker Nelson 21 -powered Proto model Sackelts model has landing gear bolted outer ring two-piece head Minimum wheel diameter 1I2 inches six-inch spread Al Bakers model has fine-line outlines wing rivet joints ailerons RC CombatlRose Continued page 112 US-produced fighter Before move Combat events safety suggestion would like pass Although never plan placing fingers propeller arc has suggested wooden propeller may help make such mistake talked Gary Shaw writes Safety Comes First colunm Model Aviation concurs Wooden props break upon impact readily plastic counterparts therefore may result less injury Although dont plan testing theory Ive already converted 704 fighters wooden props Does anyone out have experiences opinions regarding meritsif anyof wooden props Georgetown Texas Aeromodelers Association held first RC Combat meet last summer Most models built Bird Prey kit offered Phoebe Enterprises 1500 Wilson Heights Dr Austin TX 78746 Tel 512 327-4335 Bird Prey similar Gremlin popular New England Wellliked clubs fliers turns out several club members soloed using design received copy rules used Georgetowns meet similar other Gremlin-type Combat events Combat box used keep models away spectators pilots spot landing end one-on-one match can add much streamer cut final score interesting feature Georgetown rules handicap placed engine displacement things up model 40-sized engine would pull forty-foot streamer 20-sized model would have twenty-foot streamer attached Stan Douglas Phoebe Enterprises now offering completely new Combat design Raptor Although Raptor same size weight earlier kit new design uses double-tapered wing laminar airfoil improves speed stability over already-popular Bird Prey Speaking Gremlin combat fliers New England area may interested know New England Radio Control Combat Association NERCCA newsletter announces local Gremlin events results item last newsletter pleased see regarded event held West Warwick Rhode Island early October Open two divisions 25 Open Barry Schubert reported NERCCA Newsletter became quite obvious can have much fun 25 can Unlimited reality 25s turn lot tighter play smaller box competition just intense agree completely lower weight better flying safer flying fun flying NERCCA Newsletter published Jim Reith RA Cores manufacturers Gremlin kit information contact RA Cores PO Box 863 Southbridge MA 01550 nominal $1 fee covers mailing cost Thats column until next time fly safely remember check 6 peedlLee Continued page 125 flying good-looking speed model try Proto should some contests next summer same model could flown 21 Sport Speed too wheels wont slow down much wont have dolly problems Think much fun will fly flight after flight same prop probably 7 x 6 7 x 5 cut down little bit rarely burning out glow plug just zooming around hearts content inexpensive APC props should work great 10% fuel available everywhere Nick Arpinos magnesium half-pan will make good engine mount lightweight balsa will OK wing probably harder balsa stab rudder sounds interesting rules presently proposed Objective purpose New Proto fly semi-scale realistic models CL Speed competition Proto Speed models need Scale models true Scale subjects encouraged Design model must have full fuselage rudder unless true Scale model engine can mounted upright inverted no sidewinders model small fuselage helmet cowl such used traditional Speed model designs acceptable No pod-and-boom fuselages flush prone cockpits flying-wing designs will allowed unless actual scale models full-size aircraft Aside glow plug head fins engine must fully cowledexcept case Scale model model must colorfully painted no all-clear finishes entrants license number must permanently affixed upper right-hand wing surface letters least inch high prefixed countrys official letter such N USA C Canada Model Specifications model shall have minimum wing area 125 square inches stabilizer least 25% rudder least 5% wing area minimum wingspan shall 24 inches single-wing 16 inches biplane must least five inches trailing edge wing leading edge stabilizer model must have clear canopy least four inches long inch high inch wide scale pilot housed inside must have minimum height inch landing gear must fixed type similar full-scale airplane shall consist two wheels least es diameter have least six inches between wheel centers span wing stabilizer halves must equalno asymmetry model must weigh least 18 ounces no 28 ounces Engine Propeller Fuel System engine shall have maximum displacement 2 135 cubic inches use open exhaust minipipe minipipe cannot longer six inches centerline engine bore end pipe must have constant diameter Any fuel system acceptable propellers must two-bladed wood composite Flying lines Monoline control acceptable two solid music wire lines 018 inches diameter 60 feet center model center handle can used must least 20-inch separation wingtip model control system shall subjected 40G pull test Fuel fuel shall standard composition 20% oil 10% nitro 70% methanol will supplied contest management Distance Timed Course model will timed 14 laps moment release takeoff Formula 40 rules takeoff whipping etc shall used Judging models will judged realism construction finish points will added speed final score points will based formula number three divided number entries Entries shall judged contest management final score shall contestants best speed mph plus appearance points Any national records will actual Proto time Does sound like fun think plan have model before spring judging criteria will force contestants build nice-looking models should prettyjust like Pylon racers Stunt models Get started build come fly us next summer h 1994 135
Edition: Model Aviation - 1994/03
Page Numbers: 125, 135
CONTROL LINE SPEED WILL PROTO SPEED become popular again Some people think promoting new event has rules similar tobut stringent thanthose old B Proto modelers have complained Speed models alikeand just engine pan wing stab helmet cowl streamline engine FAI models different sidewinder construction now look alike too old Proto event attempt create Speed class models supposed look like real airplanessemiscale Scale models racers 1 930s Golden Age racing Proto quickly grew popular successful Speed class 157 entries 1957 Nats models easy fly looked great good engines readily available However rules little vague some areas Although canopy required werent size specifications some models just small narrow plastic lump others just flush canopy painted fuselage Some models werent painted just clear resin tuned pipes arrived few successful flights piped engines blew away competition big pipe destroyed looks model Proto became just another speed class tough get good run Proto deteriorated until almost no entries event dropped few us remember nice Proto models 21-sized engines run well 10% fuel revival using engines has proposed need modelers flying Speed maybe such event will arouse new interest people have wanted fly Speed afraid dollies technology required fly serious Speed 21 Proto should fun event Im thinking about twin 10-powered model New ruleswith problem areas remediedhave drawn up several individuals more-stringent guidelines keep models looking like real airplanes Only color photo Chris Sacketts model can show beautiful really first test flights reached 118 mphfast enough interesting slow enough easy almost everyone interested nice goodContinued page 135 March 1994 125 Canadian Chris Sackett built superb Rossi 21-powered Proto has test flown 118 mph 65 x 55 carbon prop Another Canadian Al Baker Nelson 21 -powered Proto model Sackelts model has landing gear bolted outer ring two-piece head Minimum wheel diameter 1I2 inches six-inch spread Al Bakers model has fine-line outlines wing rivet joints ailerons RC CombatlRose Continued page 112 US-produced fighter Before move Combat events safety suggestion would like pass Although never plan placing fingers propeller arc has suggested wooden propeller may help make such mistake talked Gary Shaw writes Safety Comes First colunm Model Aviation concurs Wooden props break upon impact readily plastic counterparts therefore may result less injury Although dont plan testing theory Ive already converted 704 fighters wooden props Does anyone out have experiences opinions regarding meritsif anyof wooden props Georgetown Texas Aeromodelers Association held first RC Combat meet last summer Most models built Bird Prey kit offered Phoebe Enterprises 1500 Wilson Heights Dr Austin TX 78746 Tel 512 327-4335 Bird Prey similar Gremlin popular New England Wellliked clubs fliers turns out several club members soloed using design received copy rules used Georgetowns meet similar other Gremlin-type Combat events Combat box used keep models away spectators pilots spot landing end one-on-one match can add much streamer cut final score interesting feature Georgetown rules handicap placed engine displacement things up model 40-sized engine would pull forty-foot streamer 20-sized model would have twenty-foot streamer attached Stan Douglas Phoebe Enterprises now offering completely new Combat design Raptor Although Raptor same size weight earlier kit new design uses double-tapered wing laminar airfoil improves speed stability over already-popular Bird Prey Speaking Gremlin combat fliers New England area may interested know New England Radio Control Combat Association NERCCA newsletter announces local Gremlin events results item last newsletter pleased see regarded event held West Warwick Rhode Island early October Open two divisions 25 Open Barry Schubert reported NERCCA Newsletter became quite obvious can have much fun 25 can Unlimited reality 25s turn lot tighter play smaller box competition just intense agree completely lower weight better flying safer flying fun flying NERCCA Newsletter published Jim Reith RA Cores manufacturers Gremlin kit information contact RA Cores PO Box 863 Southbridge MA 01550 nominal $1 fee covers mailing cost Thats column until next time fly safely remember check 6 peedlLee Continued page 125 flying good-looking speed model try Proto should some contests next summer same model could flown 21 Sport Speed too wheels wont slow down much wont have dolly problems Think much fun will fly flight after flight same prop probably 7 x 6 7 x 5 cut down little bit rarely burning out glow plug just zooming around hearts content inexpensive APC props should work great 10% fuel available everywhere Nick Arpinos magnesium half-pan will make good engine mount lightweight balsa will OK wing probably harder balsa stab rudder sounds interesting rules presently proposed Objective purpose New Proto fly semi-scale realistic models CL Speed competition Proto Speed models need Scale models true Scale subjects encouraged Design model must have full fuselage rudder unless true Scale model engine can mounted upright inverted no sidewinders model small fuselage helmet cowl such used traditional Speed model designs acceptable No pod-and-boom fuselages flush prone cockpits flying-wing designs will allowed unless actual scale models full-size aircraft Aside glow plug head fins engine must fully cowledexcept case Scale model model must colorfully painted no all-clear finishes entrants license number must permanently affixed upper right-hand wing surface letters least inch high prefixed countrys official letter such N USA C Canada Model Specifications model shall have minimum wing area 125 square inches stabilizer least 25% rudder least 5% wing area minimum wingspan shall 24 inches single-wing 16 inches biplane must least five inches trailing edge wing leading edge stabilizer model must have clear canopy least four inches long inch high inch wide scale pilot housed inside must have minimum height inch landing gear must fixed type similar full-scale airplane shall consist two wheels least es diameter have least six inches between wheel centers span wing stabilizer halves must equalno asymmetry model must weigh least 18 ounces no 28 ounces Engine Propeller Fuel System engine shall have maximum displacement 2 135 cubic inches use open exhaust minipipe minipipe cannot longer six inches centerline engine bore end pipe must have constant diameter Any fuel system acceptable propellers must two-bladed wood composite Flying lines Monoline control acceptable two solid music wire lines 018 inches diameter 60 feet center model center handle can used must least 20-inch separation wingtip model control system shall subjected 40G pull test Fuel fuel shall standard composition 20% oil 10% nitro 70% methanol will supplied contest management Distance Timed Course model will timed 14 laps moment release takeoff Formula 40 rules takeoff whipping etc shall used Judging models will judged realism construction finish points will added speed final score points will based formula number three divided number entries Entries shall judged contest management final score shall contestants best speed mph plus appearance points Any national records will actual Proto time Does sound like fun think plan have model before spring judging criteria will force contestants build nice-looking models should prettyjust like Pylon racers Stunt models Get started build come fly us next summer h 1994 135