Fluid mechanical model of the Helmholt resonator
By: Alan S. Hersh and Bruce Walker ; Hersh Acoustical Engineering.
Contributors: Walker, Bruce.; Lewis Research Center.; United States. National Aeronautics and Space Administration.; Hersh Acoustical Engineering.
Series: NASA contractor report ; NASA CR-2904; NASA contractor report -- NASA CR-2904.
Publisher: National Aeronautics and Space Administration; for sale by the National Technical Information Service
Published: 1977
Place of publication: Washington; Springfield Va
Language: eng
Number of pages: 68
Subjects: Resonators.; Acoustic impedance.; Sound-waves.
Notes: Prepared under contract no. NAS 3-18542 for the Lewis Research Center, Cleveland, Ohio.

Sponsored by the National Aeronautics and Space Administration, Washington, D.C.

Report date: September 1977.

Includes bibliographical references.