Accession Number : AD0165079

Title :   Electro-Mechanical Acoustic Filter.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C

Personal Author(s) : Hill,Otto H. ; Hillery,Herbert V. ; Thurston,George B.

Report Date : 14 AUG 1973

Pagination or Media Count : 6

Abstract : The patent describes a passive hydro-acoustic device for providing band pass filtering and detection of low frequency acoustic pressure signals transmitted through water and with said filtering occurring prior to transduction of said signals into electrical energy signals.

Descriptors :   *Acoustic filters, *Patents, Underwater sound equipment, Acoustic detectors, Band pass filters, Passive systems, Electromechanical devices

Subject Categories : Acoustic Detection and Detectors
      Acoustics

Distribution Statement : APPROVED FOR PUBLIC RELEASE