Vortex Ring
Going back to the original question, I heard about a chap in Aden back in the 70's who thought his rotary experience should include VR and recovery. He apparently put a Scout into VR at 10000' and finally came out of it, a very chastened aviator, somewhere below 2000'
Last edited by Boslandew; 28th Feb 2014 at 09:31.
Reason: Spelling