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AC In My B-

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#10

01-11-2021, 12:34 PM

Kevin Kuehn Kevin Kuehn is offline

Workin' Late Again

Join Date: Jan 2011

Location: WI

Posts: 3,976

Quote:

Originally Posted by Jon1967us

The pulling only occurs when a video signal is present. When there's only raster, like just at start up, the image is stable.

This sounds to me like the AC is coupling into the video signal as apposed to power supply ripple. Could be heater to cathode or grid leakage affecting the video signal.

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