Helicopter noise - blade slap ; Pt. 2: Experimental results
1972
VIII, 65 S
Ill., graph. Darst
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Report
English
Helicopter Noise Blade Slap. Part 2 Experimental Results
NTIS | 1972
|Subjective evaluation of helicopter blade slap noise
NTRS | 1978
|A subjective field study of helicopter blade-slap noise
NTRS | 1978
|A Subjective Field Study of Helicopter Blade-Slap Noise
NTIS | 1978
|