Electrostatical sound transducer

Details Electrostatical sound transducer Electrostatical sound transducer

H - Electricity

04

R

349/69

H04R 19/00 (2006.01)

Patent

CA 1200888

ABSTRACT OF THE DISCLOSURE: An electrostatic acoustic converter comprising two parallel insulating perforated plates having their inner surfaces covered with a conductive layer. Each layer has a signal terminal for connection with a source of sound frequency signal. Between the perforated plates, there is fixed a flexible current-conductive membrane isolated from the conductive layers and having a terminal for connection with a source of polarizing voltage. At least on one perforated plate, the conductive layer has a high electrical resistance.

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