Piezoelectric audible sound generator

Details Piezoelectric audible sound generator Piezoelectric audible sound generator

H - Electricity

04

R

349/65

H04R 3/00 (2006.01) H04R 17/10 (2006.01)

Patent

CA 1160730

A PIEZOELECTRIC AUDIBLE SOUND GENERATOR ABSTRACT OF THE DISCLOSURE A piezoelectric audible sound generator having a feedback type piezoelectric transducer, an amplifier, and a phase com- pensator for adjusting the phase shift due to the combination of a bias resistance of the amplifier and equivalent capacitance of the piezoelectric transducer.

373769

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