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Forum: Rotorheads

16th Jun 2008, 01:20

Replies: 78

Dennis crashes

Views: 15,119

Posted By gyromike

The whole routine can be seen here: ...

The whole routine can be seen here:

http://www.youtube.com/watch?v=gwZILBd-mNI

It's only a couple minutes long.

Forum: Rotorheads

9th Jul 2006, 01:37

Replies: 130

Gyrocopters/Autogyros

Views: 44,864

Posted By gyromike

Sure Mart. A multi-bladed head would provide...

Sure Mart.

A multi-bladed head would provide 'head moment' to be able to maintain attitude during low G events. There have been a few one-offs built over the years, also the McCulloch J2 and Air &...

Forum: Rotorheads

2nd Jul 2006, 01:31

Replies: 130

Gyrocopters/Autogyros

Views: 44,864

Posted By gyromike

Aesir, Most of the drag seen by the current...

Aesir,
Most of the drag seen by the current recreational gyros is induced drag.
Max L/D on an autorotating rotor occurs at ~35% of peripheral tip speed. My gyro rotor spins about 340 RPM, for a tip...

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