A/C Circuit for combining an automobile radio speaker with speak

Details A/C Circuit for combining an automobile radio speaker with speak A/C Circuit for combining an automobile radio speaker with speak

1978-01-06

1979-08-14

Cooper, William C.

179 1G, H04R 504

Patent

active

041646258

ABSTRACT:
A circuit arrangement for combining a car radio speaker into the circuit of a car stereo system having left and right speakers; to accomplish this changeover switches, control devices for sound volume, variable resistance apparatus, damping circuits on the left and right sides, amplifiers, and illuminating members are additionally provided for carrying out the changeover between speakers as well as to control the sound quality and volume.

REFERENCES:
patent: 2335575 (1943-11-01), Bierwirth
patent: 3397286 (1968-08-01), Prewitt et al.

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