Quote:
Originally Posted by Penthode
As to experiment to remove it, I might try wrapping a few turns of one end of an insulated wire around one of wires leading to the horizontal deflection coil leads and connecting the other to the CRT grid. This would effectively couple the retrace pulse to the grid to cutoff the tube. This may take a bit of experimentation and polarity is important so you would have to try each lead.
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Sounds like a great idea. I did a similar 'gimmick' to derive the AGC keying pulse when rigging a non-standard flyback that lacked the pulse winding.
But here, it'd be treatment for a drive bar, and drive bar has already been ruled out. Or maybe I'm missing something..
06-12-2018, 09:15 AM
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