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Revisiting an old topic - Adding DC Restoration to a 1950s TV
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04-03-2020, 05:32 PM
Kevin Kuehn
Workin' Late Again
Join Date: Jan 2011
Location: WI
Posts: 3,976
Got the chassis out and warmed up. The video source is a Pioneer VCR/DVD combo with internal rf modulator playing a DVD. The 2nd and 3rd pictures are with the screen brightness set in the middle, contrast about two thirds up. The last picture is what this set has always done between scenes, goes to medium grey with retrace lines. I suppose that happens because of the lack of DC picture level? Have to take a break but hopefully I'll get back to this later this evening. Max, do you recall what type of diode you used?
Kevin Kuehn
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