Acoustic device

Details Acoustic device Acoustic device

1975-06-20

1978-09-12

Farley, Richard A.

Communications: electrical

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343 6R(U.S.ONLY), H04B 1100

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041141350

ABSTRACT:
A system for monitoring air-water borne noise generated by an aircraft flg over a body of water from within the aircraft includes a sonobuoy having a phase linear array of hydrophones suspended beneath the surface of the water and an electromagnetic radar transponder to permit accurate location of the surface position of the sonobuoy and a plurality of electroacoustic transponders to provide positioning information for the hydrophone array located in spaced relation from the first sonobuoy.

REFERENCES:
patent: 3183478 (1965-05-01), Slawsky et al.
patent: 3344420 (1967-09-01), Arsove

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