Black level drift compensator for use in a television receiver

Details Black level drift compensator for use in a television receiver Black level drift compensator for use in a television receiver

H - Electricity

04

N

350/83

H04N 9/68 (2006.01) H04N 5/57 (2006.01) H05K 1/02 (2006.01)

Patent

CA 1299740

RCA 85,109A ABSTRACT A temperature compensation network for an integrated circuit amplifier in a television receiver includes a thermistor mounted physically adjacent to the brightness control terminal of the integrated circuit, and electrically connected in parallel with the brightness control potentiometer. By mounting the thermistor in close proximity to the integrated circuit to be controlled, the thermistor is able to compensate for both self-heating of the integrated circuit and ambient temperature variations.

597130

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