Accession Number : ADD001555

Title :   Harmonic Series Synthesizer.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON D C

Personal Author(s) : Murphree,Francis J

Report Date : 29 Oct 1974

Pagination or Media Count : 7

Abstract : The patent describes a harmonic series synthesizer uses combined analog and digital techniques to provide a complex waveform wherein individual frequency components are attenuated in accordance with a digital program. The synthesizer is described in relation to use in simulating acoustic signatures propagated through water.

Descriptors :   *Frequency synthesizers, *Harmonic generators, *Patents, Acoustic signatures, Waveforms, Digital systems, Attenuators, Sonar signals, Simulators

Subject Categories : Personnel Management and Labor Relations
      Electrical and Electronic Equipment
      Acoustic Detection and Detectors

Distribution Statement : APPROVED FOR PUBLIC RELEASE