The general characteristics and principles of helicopter flight have greatly restricted the maximum cruising speed of a helicopter. In order to achieve a significant increase in speed, the flight characteristics or flight principles of a helicopter have to be substantially altered…

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This entry was posted on Thursday, January 1st, 1970 at 5:00 am and is filed under Helicopters. You can follow any responses to this entry through the RSS 2.0 feed. Responses are currently closed, but you can trackback from your own site.