AW CHOPPY HOBBYCOPTER . Plane

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·<br>AW CHOPPY HOBBYCOPTER<br>CHOPPY the best self-made helicopter.<br>Design drawings.<br>Adams Wilson's Choppy single helicopter the best of known self-made helicopters.<br>It also is known as Flying Triumph or , this design has served for creation of many successful self-made helicopters as Scorpion I and .<br>Drawings consist of 40 pages of format<br>А<br>-3, all units are completely detailed and clear for independent construction of the helicopter.<br>The AW Choppy is one of the most famous of all homebuilt .<br>Designed in the late 50's, The AW Choppy was designed to use commonly found materials that were readily available to consumers.<br>The Choppy (also known as the ) was designed to use a motorcycle engine of about 50 hp for the .<br>Various engines have been used.<br>Some people have  even used a snowmobile motor! More recent choppers commonly use an ultralight 2 cycle Rotax engine around 52 horsepower.<br>The AW Choppy is a single seat, open cockpit, frame fabrication helicopter.<br>General characteristics<br>Crew: one pilot<br>Length: 15 ft. (4.57 m)<br>Main rotor diameter: 21 ft. 6 in.<br>(6.55 m)<br>Height: 6 ft. (1.83 m)<br>Main rotor area: 363 ft (34 m)<br>Empty: 300 lb (136 kg)<br>can be built as an ultralight.<br>Loaded: 600 lb (183 kg)<br>Maximum takeoff: lb ( kg)<br>:  various - typically a 4-stroke triumph motorcycle engine<br>Performance<br>Maximum speed: 85 mph (136 km/h)<br>Range: ?<br>Service ceiling: 8,500 ft. (2,590 m)<br>Rate of climb: 950 ft/min (290 m/min)<br>Main rotor loading: 1.7 lb/ft (5.3 kg/m)<br>Power/mass: varies<br>I only the seller also do not bear the responsibility for possible mistakes of the designer<br>.<br>