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AUTOMATIC_SENSITIVITY_CONTROL_FOR_VIDICON

2014-11-24 21:54  
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AUTOMATIC_SENSITIVITY_CONTROL_FOR_VIDICON
Positive-going blanked video on grid of video amplifier output stage V3A serves to produce negative agc voltage that increases with camera signal, to reduce gain of first video amplifier stage V2A when light input to vidicon camera increases.-P. C.Kidd, Automatic Sensitivity Control for Vidicon TV Camera, Electronics, 35:6, p 52.