Sikorsky Firefly
The Sikorsky Firefly is an all-electric helicopter built for research purposes by Sikorsky Aircraft. It has been called the world's "first all-electric helicopter". The Firefly is a modified Sikorsky S-300C helicopter with its engine replaced by an electric motor and two lithium-ion battery packs. The helicopter can hold only the pilot, no passengers, and operate for 12 to 15 minutes. It has a top speed of 80 knots, or about 92 mph.
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Sikorsky Firefly
The Sikorsky Firefly is an all-electric helicopter built for research purposes by Sikorsky Aircraft. It has been called the world's "first all-electric helicopter". The Firefly is a modified Sikorsky S-300C helicopter with its engine replaced by an electric motor and two lithium-ion battery packs. The helicopter can hold only the pilot, no passengers, and operate for 12 to 15 minutes. It has a top speed of 80 knots, or about 92 mph.
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The Sikorsky Firefly is an all ...... in late 2010 or in early 2011.
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738,868,889
related
* Hughes TH-55 Osage
* Sikorsky S-300
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The Sikorsky Firefly is an all ...... of 80 knots, or about 92 mph.
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Sikorsky Firefly
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