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Helicopter noise measurements data report. volume I. helicopter models: Hughes 300-C. Hughes 500-C, Bell 47-G. Bell 206L
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CITE Title : Helicopter noise measurements data report. volume I. helicopter models: Hughes 300-C. Hughes 500-C, Bell 47-G. Bell 206L Creator(s) : True, H.C.;Rickley, E. J.;Letty, R.M.; Corporate Creator(s) : United States. Department of Transportation. Federal Aviation Administration;John A. Volpe National Transportation Systems Center (U.S.); Published Date : 1977-04-01 Report Number : FAA-RD-77-57, 1 URL : https://rosap.ntl.bts.gov/view/dot/10026 "Helicopter noise measurements data" (1977). "Helicopter noise measurements data report. volume I. helicopter models: Hughes 300-C. Hughes 500-C, Bell 47-G. Bell 206L" (1977) "Helicopter noise measurements data report. volume I. helicopter models: Hughes 300-C. Hughes 500-C, Bell 47-G. Bell 206L" , 1977 Export RIS Citation Information.
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[PDF - 28.97 MB]
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True, H.C. ;
Rickley, E. J.
...
1977-04-01
Abstract:
This data report contains the measured noise levels obtained from an FAA Helicopter Noise Test Program. The purpose of this test program was to provid...
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[PDF - 28.97 MB]
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[PDF - 28.97 MB]

Noise characteristics of eight helicopters
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CITE Title : Noise characteristics of eight helicopters Creator(s) : True, H.C.;Rickley, E. J.; Corporate Creator(s) : United States. Department of Transportation. Federal Aviation Administration;John A. Volpe National Transportation Systems Center (U.S.); Published Date : 1977-07-01 Report Number : FAA-RD-77-94 URL : https://rosap.ntl.bts.gov/view/dot/10025 "Noise characteristics of eight" (1977). "Noise characteristics of eight helicopters" (1977) "Noise characteristics of eight helicopters" , 1977 Export RIS Citation Information.
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[PDF - 11.52 MB]
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True, H.C. ;
Rickley, E. J.
1977-07-01
Abstract:
This report describes the noise characteristics of Eight Helicopters during level flyovers, simulated approaches, and hover. The data was obtained dur...
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[PDF - 11.52 MB]
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[PDF - 11.52 MB]