Laboratory studies of scales for measuring helicopter noise
By: J.B. Ollerhead ; prepared for Langley Research Center under contract NAS1-16276
Contributors: Langley Research Center; United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch; Wyle Laboratories
Series: NASA contractor report -- 3610
Publisher: National Aeronautics and Space Administration, Scientific and Technical Information Branch; For sale by the National Technical Information Service]
Published: 1982
Place of publication: Washington, D.C; [Springfield, Va
Language: eng
Number of pages: 93
Subjects: Helicopters; Airplanes -- Noise -- Measurement; Aerodynamic noise -- Measurement
Notes: "Wyle Laboratories."

"November 1982"--Cover

Includes bibliographical references