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The Rihn DR-107 One Design is an American aerobatic homebuilt aircraft that was designed by Dan Rihn and first flown in 1993. The aircraft is supplied by Aircraft Spruce & Specialty of Corona, California in the form of plans and a materials kit for amateur construction.〔Purdy, Don: ''AeroCrafter - Homebuilt Aircraft Sourcebook, Fifth Edition'', page 107. BAI Communications, 15 July 1998. ISBN 0-9636409-4-1〕 The DR-107 was designed as a low-cost one design aircraft for competition and sport basic to advanced aerobatics, including International Aerobatic Club Class One competitions. For this role it is stressed to +/-10g.〔 ==Design and development== The DR-107 is a monoplane that features a cantilever mid-wing, a single-seat enclosed cockpit under a bubble canopy, fixed conventional landing gear with wheel pants and a single engine in tractor configuration.〔 The aircraft is predominantly made from wood, with some steel parts and doped aircraft fabric. Its span wing employs a Wainfan 16% symmetrical airfoil and has a wing area of . The wing has almost full-span ailerons that produce rolls of 360° per second. The wing has no flaps. Other features include a low-mounted cable-braced tailplane and a wide cockpit.〔 The DR-107 can accept engines of . The standard engines used are the Lycoming O-360, modified with high compression pistons, an inverted oil system and fuel injection or the Lycoming AEIO-320 powerplant.〔 The aircraft has an empty weight of and a gross weight of , giving a useful load of . With full fuel of the payload is .〔 The designer estimates the construction time from the supplied materials kit as 2000 hours.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Rihn DR-107 One Design」の詳細全文を読む スポンサード リンク
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