Test methods presented utilized by VTOL/STOL Branch, Flight Test Div of Naval Air Test Center during past 3 yr and relate to control motion tests, static longitudinal and lateral directional stability; apparent strength of directional stability in helicopter is determined utilizing "adverse yaw" tests; four basic dynamic stability tests are covered that greatly affect flying qualities of helicopter; achievement of control harmony; pilot opinion.
Thoughts and basic techniques concerning helicopter flying qualities testing
Am Helicopter Soc -- J
American Helicopter Society -- Journal ; 6 , n 1
1961
8 pages
Article (Journal)
English
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