Application of coherence in fan noise studies
By: Joseph R. Balombin
Contributors: United States. National Aeronautics and Space Administration. Scientific and Technical Information Office; Lewis Research Center
Series: NASA technical paper -- 1630
Publisher: National Aeronautics and Space Administration, Scientific and Technical Information Office; For sale by the National Technical Information Service]
Published: 1980
Place of publication: Washington, D.C; [Springfield, Va
Language: eng
Number of pages: 23
Subjects: Fans -- Noise -- Testing
Notes: "Lewis Research Center."

"February 1980"--Cover

STAR Category 71

Includes bibliographical references