Interim prediction method for fan and compressor source noise
By: Marcus F. Heidmann.
Contributors: United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.; Lewis Research Center.
Series: NASA technical memorandum -- X-71763.
Publisher: National Aeronautics and Space Administration, Scientific and Technical Information Branch; For sale by the National Technical Information Service]
Published: 1979
Place of publication: Washington, D.C; [Springfield, Va
Language: eng
Number of pages: 66
Subjects: Airplanes -- Turbine-propeller engines -- Noise.
Notes: "Lewis Research Center."

"June 1979"--Cover.

STAR category 07.

Includes bibliographical references.