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Old 05-27-2011, 10:35 AM
DaveWM DaveWM is offline
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Join Date: Feb 2009
Location: Orlando FL
Posts: 5,607
looks like agc to me as well, the retrace lines and sync could be due to clipping in the signal. Also try a different video source.

try a low power OTA uhf station.

try clamping the AGC with a variable DC source.
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