Capacitor microphone

Details Capacitor microphone Capacitor microphone

1998-04-10

2000-08-29

Kuntz, Curtis A.

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Microphone capsule only

381191, 367170, 367181, H04R 2500

Patent

active

061119660

ABSTRACT:
The invention relates to a capacitor microphone having a housing, a first membrane, a backplate electrode associated with this membrane, and an opening through which sound can reach the membrane. It is therefore the task of the invention to provide an effective protection against sweat penetration into the microphone, thus overcoming prior art disadvantages and problems.

REFERENCES:
patent: 4142073 (1979-02-01), Agneus et al.
patent: 4258235 (1981-03-01), Watson
patent: 5392358 (1995-02-01), Driver
patent: 5570428 (1996-10-01), Madaffari et al.

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