Capacitor microphone

Details Capacitor microphone Capacitor microphone

H - Electricity

04

R

349/69

H04R 19/01 (2006.01) H04R 19/04 (2006.01)

Patent

CA 1128644

CAPACITOR MICROPHONE ABSTRACT OF THE DISCLOSURE A capacitor microphone having first and second transducer sections, each section com- prising a diaphragm and a back plate, wherein the diaphragm of the first transducer section comprises an electret, the back plate of the second transducer section includes an electret, and output signals are provided between the diaphragms of the first and second transducer sections and the back plates of both transducer sections.

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