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Modification of ultrasonic beamwidths by aperture controlElliptical mask for transducer aperture to shape far field ultrasonic beam pattern
Document ID
19680028135
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Boyd, F. (Houston Univ. TX, United States)
Hayre, H. S. (Houston Univ. TX, United States)
Date Acquired
August 4, 2013
Publication Date
January 1, 1968
Subject Category
Instrumentation And Photography
Report/Patent Number
TR-67-25
NASA-CR-92341
Report Number: TR-67-25
Report Number: NASA-CR-92341
Accession Number
68N37607
Funding Number(s)
CONTRACT_GRANT: NAS9-6760
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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