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AUTOMATIC_VIDEO_GAIN_CONTROL

2016-09-11 02:44  
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AUTOMATIC_VIDEO_GAIN_CONTROL
R1 adjusts low-frequency gain of camera video amplifier. Gain control over entire video band is achieved by nonlinear dynamic impedance characteristic of D1 and D2.-D. G. Carreon, Designing Transistorized Television Cameras, Electronics, 33:37, p 72-75.