Output circuit of audio device

Details Output circuit of audio device Output circuit of audio device

1990-11-21

1991-10-08

Dwyer, James L.

Electrical audio signal processing systems and devices

Binaural and stereophonic

Broadcast or multiplex stereo

381 1, 381 25, H04H 500

Patent

active

050561480

ABSTRACT:
An output circuit of a stereo type audio device includes a switch state detection switch which responds to an open state of a normally closed internal switch of an output jack of a first channel to separate a stereo signal source from the first and a second channels of the stereo device and connect a monoral signal source to the second channel.

REFERENCES:
patent: 4433209 (1984-02-01), Kurosawa et al.

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