Available propulsion system noise data are applied to problems of design and operation of V/STOL aircraft; for minimizing adverse community reaction, configurations incorporating low blade loading rotors, low tip speed propellers, or turbofan-type engines are judged to be most satisfactory.
Noise considerations in design and operation of V/STOL aircraft
NASA -- Tech Note
1961
15 pages
Aufsatz (Zeitschrift)
Englisch
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