Current Issue
May 2014 magazine cover
Subscribe

Save 47% off the cover price!

Coaxial Cruising

Pretty cool video here of Sikorsky's latest whirlybird, the X2 demonstrator, which has hit 262 knots, or 300 miles an hour, a record for a helo. Nice acceleration too. The coaxial rotors spin in opposite directions to keep the aircraft from stalling at high speeds. It's no easy feat, as this articl...

Pretty cool video here of Sikorsky's latest whirlybird, the X2 demonstrator, which has hit 262 knots, or 300 miles an hour, a record for a helo. Nice acceleration too. The coaxial rotors spin in opposite directions to keep the aircraft from stalling at high speeds. It's no easy feat, as this article describes.

http://www.youtube.com/watch?v=gK7ktLXhq88

Comment on this Story

comments powered by Disqus