FREE FLIGHT DURATION JUNIOR TEAM UPDATE Last months column listed members United States team will flying Junior World Championships Sibiu Romania August 15-21 Since column written has addition team Justin Aronhalt Bumpass Virginia will flying FlJ Justin 17-year-old 11th-grader Louisa County High School Justin introduced Free Eight fifth-grade science teacher Jim Snider additional help late Bill Saunders Justin has turned very good power flier currently holds Junior B-gas record addition flying Free Eight doing farm work after school weekends Justin restoring 1965 Ford pickup also does some black-powder deer hunting latest score eightpoint buck Best Justin has helping former science teacher work younger modelers As pointed out last months column countrys participation t Junior World Championships depends entirely voluntary contributions team does receive funds AIVIA would like help send cheek Junior team manager George Batiuk Any amount would appreciated team address George Batiuk Jr 1759 Southwood San Luis Obispo CA 93401 Ten Models Year year Symposium National Free Flight Society names Ten Models Year year chairman Bob Perkins committee have assembled impressive group models FIA towline gliderAllard Van Wallenes Hi-Bird FlB Wakefield rubberVictors Rosonoks FlC powerThomas Kosters Excalibur FlD IndoorRichard Doigs Garfield Lite FlG Coupe Peter Kings Linda Mk 8 FlH A-l towlineMurray Brian Van Nest Victor Pissany FIJ powerBill Lynchs Pegasus AMA categories top models Small PowerLil Chugger Robert Dunham II Large PowerPrime Time Ed Keck Small RubberSparrowhawk John ODwyer Large Rubber Equalizer Bob Bienenstein Indoor Scale General Aristocrat David Rees Indoor Hand Launched GliderQuantum September 1998 125 Thomas Kosters flapped Fl C power model Excalibur voted National Free Flight Societys Models Year Junior Team member David Ellis Connecticut FlA two decades Ukrainian Eygeny Verbitsky has glider covered rip-stop polyester sold kite shops forefront Fl C power flying 20 Len Surtees Indoor RubberMini Quark Andrew Tagliatico addition two special awards Rex Hinson torque meter Cezar Banks variable-pitch propeller FiD information Models Year including threeview drawings order 1998 NFFS Symposium can order NFFS Publications 4858 Moorpark Ave San Jose CA 95129 Scatter Scatter monthly newsletter Southern California Aero Team SCAT far best conduit information international Free Eight events United States Longtime editor Bill Bogart taking well-deserved rest new editor Torn Coussens can contact him 25442 Via Dona Christa Valencia CA 91342 Toms E-mail address coussenst@thevinenet addition monthly newsletter SCAT also hosts excellent Web site wwwmmbcomlscatlnet Web site includes contest results links Free Eight suppliers around world question-andanswer fornm much Roger Morrell driving force behind Web site havent gotten hooked up Internet SCAT web site reason enough amazing fast news can travel around world Free Flight good example Ukrainian FiC power flier Eygeny Verbitskys new geared model test-flying contest New Zealand Within matter days detailed photographs available SCAT Web site gears see below interested latest technology SCAT site provides access informative useful Web sites type Free Eight Peanut Scale Indoor Verbitsky FtC Models Reigaing FlC World Champion Eygeny Verbitsky has forefront development international power class least two decades Like modelers former Soviet Union Eygeny makes living supplying components finished models other fliers around world past models parts available directly Eygeny contests Now Belgium glider flier Free Flight supplier Jos Melis able offer Verbitsky items mail traditional aluminum-foilcovered wings newer carbon D-box wings available Spans range 2300 mm 2600 mm about 104 inches Cost ranges $360 $410 plus shipping AVE 25cc engine capable turning 29000 rpm costs $340 folding carbon-fiber 178 x 75 prop $48 fuselage front end including timer engine $950 Finished models range $1750 $1860 Add another $120 trimmed model Shipping extra course information Verbitsky models write Jos A-BC Free Flight Supplies Winterbeestr 1 3730 Hoeselt Belgium Fmail JosMelisnngbe Better yet check out very complete web site wwwpingbe/abc freeflighLsupplies/ Jos points out currently considerable delay delivery time Verbitsky models parts require 50% deposit order delay up four months should expected new geared motor repeat available time Heres information Verbitsky geared power model uses usual VE 25 cc engine engine pan spinner enlarged accommodate gears pinion gear engine crankshaft drives three planetary gears mounted back spinner stationary outer ring gear incorporated front pan completes system Gear reduction 4 1 engine turning around 29000 rpm approximately 12-inch-diameter carbon-fiber prop turns bit excess 7000 rpm advantage increased efficiency larger prop reduced blade tip speed high revolutions tip speed can approach speed sound can cause sorts problems both aerodynamic structural ordinary off-the-sbelf gears three planetary gears outer ring gear computer-designed Eygeny machined spark erosion According eyewitness accounts early test flights initial acceleration impressive Estimates height gain over standard non-geared model up 20 meters higher could translate one-minute advantage flyoff situationimportant event contests usually won lost few seconds Model Aviation ny Verbitsky cranks homemade inertia starter Magneto starter drives glow plug need batteries John Barron Wishbone FlA designed late Bob lssacson John another member Junior Free Flight Team Justin Aronhalt Bumpass VA Maverick F1J Junior Team member also building Charles Caton Sunbird MP Jet
Edition: Model Aviation - 1998/09
Page Numbers: 125, 126
Edition: Model Aviation - 1998/09
Page Numbers: 125, 126
FREE FLIGHT DURATION JUNIOR TEAM UPDATE Last months column listed members United States team will flying Junior World Championships Sibiu Romania August 15-21 Since column written has addition team Justin Aronhalt Bumpass Virginia will flying FlJ Justin 17-year-old 11th-grader Louisa County High School Justin introduced Free Eight fifth-grade science teacher Jim Snider additional help late Bill Saunders Justin has turned very good power flier currently holds Junior B-gas record addition flying Free Eight doing farm work after school weekends Justin restoring 1965 Ford pickup also does some black-powder deer hunting latest score eightpoint buck Best Justin has helping former science teacher work younger modelers As pointed out last months column countrys participation t Junior World Championships depends entirely voluntary contributions team does receive funds AIVIA would like help send cheek Junior team manager George Batiuk Any amount would appreciated team address George Batiuk Jr 1759 Southwood San Luis Obispo CA 93401 Ten Models Year year Symposium National Free Flight Society names Ten Models Year year chairman Bob Perkins committee have assembled impressive group models FIA towline gliderAllard Van Wallenes Hi-Bird FlB Wakefield rubberVictors Rosonoks FlC powerThomas Kosters Excalibur FlD IndoorRichard Doigs Garfield Lite FlG Coupe Peter Kings Linda Mk 8 FlH A-l towlineMurray Brian Van Nest Victor Pissany FIJ powerBill Lynchs Pegasus AMA categories top models Small PowerLil Chugger Robert Dunham II Large PowerPrime Time Ed Keck Small RubberSparrowhawk John ODwyer Large Rubber Equalizer Bob Bienenstein Indoor Scale General Aristocrat David Rees Indoor Hand Launched GliderQuantum September 1998 125 Thomas Kosters flapped Fl C power model Excalibur voted National Free Flight Societys Models Year Junior Team member David Ellis Connecticut FlA two decades Ukrainian Eygeny Verbitsky has glider covered rip-stop polyester sold kite shops forefront Fl C power flying 20 Len Surtees Indoor RubberMini Quark Andrew Tagliatico addition two special awards Rex Hinson torque meter Cezar Banks variable-pitch propeller FiD information Models Year including threeview drawings order 1998 NFFS Symposium can order NFFS Publications 4858 Moorpark Ave San Jose CA 95129 Scatter Scatter monthly newsletter Southern California Aero Team SCAT far best conduit information international Free Eight events United States Longtime editor Bill Bogart taking well-deserved rest new editor Torn Coussens can contact him 25442 Via Dona Christa Valencia CA 91342 Toms E-mail address coussenst@thevinenet addition monthly newsletter SCAT also hosts excellent Web site wwwmmbcomlscatlnet Web site includes contest results links Free Eight suppliers around world question-andanswer fornm much Roger Morrell driving force behind Web site havent gotten hooked up Internet SCAT web site reason enough amazing fast news can travel around world Free Flight good example Ukrainian FiC power flier Eygeny Verbitskys new geared model test-flying contest New Zealand Within matter days detailed photographs available SCAT Web site gears see below interested latest technology SCAT site provides access informative useful Web sites type Free Eight Peanut Scale Indoor Verbitsky FtC Models Reigaing FlC World Champion Eygeny Verbitsky has forefront development international power class least two decades Like modelers former Soviet Union Eygeny makes living supplying components finished models other fliers around world past models parts available directly Eygeny contests Now Belgium glider flier Free Flight supplier Jos Melis able offer Verbitsky items mail traditional aluminum-foilcovered wings newer carbon D-box wings available Spans range 2300 mm 2600 mm about 104 inches Cost ranges $360 $410 plus shipping AVE 25cc engine capable turning 29000 rpm costs $340 folding carbon-fiber 178 x 75 prop $48 fuselage front end including timer engine $950 Finished models range $1750 $1860 Add another $120 trimmed model Shipping extra course information Verbitsky models write Jos A-BC Free Flight Supplies Winterbeestr 1 3730 Hoeselt Belgium Fmail JosMelisnngbe Better yet check out very complete web site wwwpingbe/abc freeflighLsupplies/ Jos points out currently considerable delay delivery time Verbitsky models parts require 50% deposit order delay up four months should expected new geared motor repeat available time Heres information Verbitsky geared power model uses usual VE 25 cc engine engine pan spinner enlarged accommodate gears pinion gear engine crankshaft drives three planetary gears mounted back spinner stationary outer ring gear incorporated front pan completes system Gear reduction 4 1 engine turning around 29000 rpm approximately 12-inch-diameter carbon-fiber prop turns bit excess 7000 rpm advantage increased efficiency larger prop reduced blade tip speed high revolutions tip speed can approach speed sound can cause sorts problems both aerodynamic structural ordinary off-the-sbelf gears three planetary gears outer ring gear computer-designed Eygeny machined spark erosion According eyewitness accounts early test flights initial acceleration impressive Estimates height gain over standard non-geared model up 20 meters higher could translate one-minute advantage flyoff situationimportant event contests usually won lost few seconds Model Aviation ny Verbitsky cranks homemade inertia starter Magneto starter drives glow plug need batteries John Barron Wishbone FlA designed late Bob lssacson John another member Junior Free Flight Team Justin Aronhalt Bumpass VA Maverick F1J Junior Team member also building Charles Caton Sunbird MP Jet
