Chroma overload detector using a differential amplifier

Details Chroma overload detector using a differential amplifier Chroma overload detector using a differential amplifier

H - Electricity

04

N

350/60

H04N 9/68 (2006.01)

Patent

CA 1309168

RCA 84,274 ABSTRACT In a color television receiver having first and second chroma amplifiers, a chroma overload detector uses a differential amplifier for peak detection of a chrominance signal over a predetermined threshold level, and in response thereto, for generating a control signal and applying it to the second chroma amplifier to control the gain of the amplifier.

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