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Hi Gang
A year ago I subscribed for a year to RC Sport Flyer Magazine to understand the incredible technology innovations happening to RC aircraft and to figure out if some of these things might apply to regular gliders. Well the latest issue dated October 09 has a full feature article on the 304 glider with with a 8.8lb single stage turbine. This turbine can produce almost a 100lbs of thrust although its fuel efficiency is terrible. Since it runs up to 100,000 rpm most of the noise it generates is above our hearing. Excellent article. Also there is a full length article on the Jetcat turbine for 200mph RC models which is not to be missed and info on the latest miniature electric motors and lithium ion batteries. So go and locate and buy the October issue of RC Sport Flyer. I guarantee, that for the inquisitive of you, you will not be disappointed. Dave PS Probably 99% of all innovations that have occurred with helicopters (both full size and in models) in the last 10 years have been through the combined efforts of the RC folk to improve their toys. There has to be a lesson learned somewhere from this? I guess models are relatively inexpensive and disposable whereas real helicopters and people are not. |
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On Sep 22, 1:16*pm, kd6veb wrote:
Hi Gang * A year ago I subscribed for a year to RC Sport Flyer Magazine to understand the incredible technology innovations happening to RC aircraft and to figure out if some of these things might apply to regular gliders. Well the latest issue dated October 09 has a full feature article on the 304 glider with with a 8.8lb single stage turbine. This turbine can produce almost a 100lbs of thrust although its fuel efficiency is terrible. Since it runs up to 100,000 rpm most of the noise it generates is above our hearing. Excellent article. * Also there is a full length article on the Jetcat turbine for 200mph RC models which is not to be missed and info on the latest miniature electric motors and lithium ion batteries. So go and locate and buy the October issue of RC Sport Flyer. I guarantee, that for the inquisitive of you, you will not be disappointed. Dave PS Probably 99% of all innovations that have occurred with helicopters (both full size and in models) in the last 10 years have been through the combined efforts of the RC folk to improve their toys. There has to be a lesson learned somewhere from this? I guess models are relatively inexpensive and disposable whereas real helicopters and people are not. Bob Carlton of Albuquerque has been performing his aerobatic routine for several years in a jet-powered glider which currently has one engine generating 225 lbs of thrust. Please go to this URL for info on Bob and his jet-powered Super Salto! http://www.vertigoairshows.com/home.html From his site: "THE SUPER SALTO JET SAILPLANE Powered by the PBS TJ-100 jet engine, the highly modified Super Salto sailplane is the only sailplane on the airshow circuit capable of performing a low-level, jet-powered airshow performance. Utilizing its powerful jet engine, the Super Salto performs a high-speed aerobatic climb to altitude without a tow plane, followed by a spectacular exhibition of graceful sailplane aerobatics, choreographed to classical music, and featuring the world-famous Vertigo Airshows smoke. When the original altitude is spent, most sailplanes must land. But not this sailplane! By simply spooling up the jet engine, the graceful sailplane is quickly transformed into a true low-level aerobatics machine. Accompanied by an ever-quickening musical score, the Super Salto cavorts at ground level with loops, rolls, hammerheads, spins and vertical penetration never dreamed of by a sailplane." I have seen Bob perform several times and his show is really outstanding! Thx - RRR |
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On Sep 22, 2:16*pm, kd6veb wrote:
Hi Gang * A year ago I subscribed for a year to RC Sport Flyer Magazine to understand the incredible technology innovations happening to RC aircraft and to figure out if some of these things might apply to regular gliders. Well the latest issue dated October 09 has a full feature article on the 304 glider with with a 8.8lb single stage turbine. This turbine can produce almost a 100lbs of thrust although its fuel efficiency is terrible. Since it runs up to 100,000 rpm most of the noise it generates is above our hearing. Excellent article. * Also there is a full length article on the Jetcat turbine for 200mph RC models which is not to be missed and info on the latest miniature electric motors and lithium ion batteries. So go and locate and buy the October issue of RC Sport Flyer. I guarantee, that for the inquisitive of you, you will not be disappointed. Dave PS Probably 99% of all innovations that have occurred with helicopters (both full size and in models) in the last 10 years have been through the combined efforts of the RC folk to improve their toys. There has to be a lesson learned somewhere from this? I guess models are relatively inexpensive and disposable whereas real helicopters and people are not. Model turbines on full scale sailplanes is old news. And fwiw, the turbine slows down a perfectly good model sailplane.... 200 mph is crawling! http://www.youtube.com/watch?v=WaQB16ZaNI4 /Adam |
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