Electronic channel selector including control means for selectin

Details Electronic channel selector including control means for selectin Electronic channel selector including control means for selectin

1975-03-11

1976-08-03

Libman, George H.

325464, 325492, H04B 126

Patent

active

039732070

ABSTRACT:
The present invention relates to a channel selector for a radio receiver, television receiver or the like having an electronic tuner including varactor diodes, which comprises a touch switching circuit, an oscillation circuit, a counter circuit and a decoder wherein an output of said decoder is coupled to a tuning voltage generating circuit and one of the outputs of the decoder is coupled to a power on-off switching circuit so that the channel selection and the turning on and off of the power supply can be attained by a single touch operation.

REFERENCES:
patent: 2186823 (1940-01-01), De Tar
patent: 3602822 (1971-08-01), Evans et al.
patent: 3757260 (1973-09-01), Fujita
patent: 3889195 (1975-06-01), Elshuber

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