BACK_PORCH_KEYED_AGC

Published:2009/7/16 2:28:00 Author:Jessie | From:SeekIC

Composite of d-c coupling for dark scenes and a-c coupling for bright scenes, with agc referenced to back-porch (blanking level) rather than to sync tips, approaches ideal compromise for automatic control of tv picture.-L. Solomon, New Tubes and Circuits for Consumer Electronics, Electronics, 36:2, p 47-49.



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