Flight instrument and equipment needs necessary to control attitude, heading, altitude and speed of helicopter so as to keep it right side up, on course, and at prescribed altitude; problems occasioned by basic instability of helicopter in both forward flight and hovering modes; design requirements of autopilot, improved indicators, flight directors and other devices.
Instrumentation requirements for all-weather helicopter flight
Inst Radio Engrs -- Trans Aeronautical Navigational Electronics
1955
5 pages
Article (Journal)
English
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