Detailed noise measurements on the SR-7A propeller
Subtitle: tone behavior with helical tip Mach number
By: James H. Dittmar and David G. Hall.
Contributors: Hall, David G.; United States. National Aeronautics and Space Administration.
Series: NASA technical memorandum -- 105206.
Publisher: National Aeronautics and Space Administration; For sale by the National Technical Information Service
Published: 1991
Place of publication: [Washington, DC]; [Springfield, Va
Language: eng
Format: Microform
Subjects: Airplanes -- Noise.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 92-1329-M.

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration], 1992. 1 microfiche.