Ultralight Specs
General:
vertical take-offs and landings;
hovering; forward, backward and
sideward flight. In the event of
engine failure, the Ultralight can
autorotate to a safe landing.
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Length:
18 ft.
Height: 7 ft.
Width: 5 ft.
Main rotor dia:
22 ft.
Main rotor chord:
8 in.
Main rotor rpm:
450
Disc loading:
2.5 lb/sq ft
Tail rotor dia.:
40 in.
Tail rotor chord:
3.5 in.
Tail rotor rpm:
3200 |
Empty weight:
544 lbs.
Useful load: 356 lbs.
Speed (max):
85 mph
Range (max):
65 miles
Engine: Rotax
Horsepower:
95+
Power loading:
9 lbs/hp
Fuel capacity:
12 gal.
Fuel consumption:
4 gph
Altitude (max):
12000 ft
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Note: Builder must be proficient with
small tools and have some mechanical ability
to construct aircraft.
The approximate cost of building this
ultralight helicopter is $7,500