Web12 October 1976: The Sikorsky S-72 Rotor Systems Research Aircraft (RSRA) made its first flight at Stratford, Connecticut. The S-72 was a hybrid aircraft built for the United States Army and the National Aeronautics and Space Administration. Its purpose was to serve as a flight test vehicle for various helicopter rotor configurations. Webпервый опытный вертолёт фирмы «Sikorsky Aircraft» R-4 / Hoverfly: вертолёт общего назначения 14 января 1942: 131 1942 — 1944 H-5 (R-5) / S-51: вертолёт общего назначения 18 августа 1943: 379 1944 — 1951 R-6 / Hoverfly II
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WebThe Rotor Systems Research Aircraft (RSRA), as the S-72 was officially named, was intended from the start to be capable of operating with podded auxiliary turbofan engines … WebUSN USS Nimitz CVN-68 Aircraft Super Carrier Patch (#115186100719) e***r (157) - Feedback left by buyer e ... Will buy from again thanks!!! Army NASA Sikorsky RSRA X-Wing Patch (#115698776890) See all feedback. Back to home page Return to top. More to explore : WWII Army Helmut, Us Army Backpack, US Army Uniform, WWI Bayonet, WW II US Army ... conservation biology 意味
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The RSRA was a unique pure research aircraft developed to fill the void between design analysis, wind tunnel testing, and flight results of rotor aircraft. The joint NASA/Army project began in December 1970, first flight on October 12, 1976 with the first of two aircraft arriving from Sikorsky to NASA on February … See more The Sikorsky S-72 was an experimental compound helicopter developed by helicopter manufacturer Sikorsky Aircraft. See more Data from Jane's all the World's Aircraft 1977–78 General characteristics • See more • Aviation portal Related development • Sikorsky SH-3 Sea King/Sikorsky S-61 • Sikorsky S-67 Blackhawk See more RSRA The Rotor Systems Research Aircraft (RSRA) was developed by Sikorsky for NASA and the Army. The RSRA was developed to allow the inflight measurement of helicopter rotor characteristics. The … See more • X-Wing Research Vehicle on NASA.gov • S-72 on helis.com • Robb, Raymond L. (2006). Hybrid helicopters: Compounding the quest for speed, … See more WebThe Rotor System Pcsearch Aircraft (RSRA) is a unique research aircraft designed to flight test advanced helicopter rotor systems. Its principal flight test configuration is as a … Web1983 to October 1984. This was the first time the RSRA was flown with the main rotor removed; the tail rotor was installed. These tests confirmed that the RSRA is operable as a fixed-wing aircraft. landing distances, control sensitivity, trim and dynamics stability characteristics, performance, rotor-hub drag, and acoustics signature. conservation behaviorist