unidirectional hydrophone

unidirectional hydrophone

[¦yü·nə·də′rek·shən·əl ′hī·drə‚fōn]
(engineering acoustics)
A hydrophone mainly sensitive to sound that is incident from a single solid angle of one hemisphere or less.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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