Audio control system

Details Audio control system Audio control system

1980-01-04

1982-11-16

Popek, Joseph A.

179 1MN, H03J 524

Patent

active

043596010

ABSTRACT:
An audio control system comprised of an equalizer which divides and controls the level of a plurality of audio frequency bands and an electronic display which provides an illuminated indication of equalizer settings and output levels in each of the audio frequency bands. The audio control system can receive stereophonic input from one of several sources and provide an output to front and rear pairs of amplifiers. The electronic display is comprised of a plurality of light-emitting diodes arranged in columns which provide either a static display of equalizer settings or a calibrated display indicating the output levels in each audio frequency band of the equalizer.

REFERENCES:
patent: 3750044 (1973-07-01), Stanley
patent: 3803359 (1974-04-01), Corderman
patent: 4118601 (1978-10-01), Yeap
L. Robinson, "Graphic Level Display", Practical Electronics, vol. 13, No. 1, p. 57, Jan. 1977.

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