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Old 03-19-2026, 05:16 PM
TinCanAlley's Avatar
TinCanAlley TinCanAlley is offline
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Join Date: Sep 2008
Location: So Cal, CA
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Well I did the G2s over again. I increased the green until I saw a slight increase in intensity and then added in the other guns to get the best grayscale I could with my eyes. However, when I tried to set the contrast and brightness, I had to go full on the brightness in order to get a decent picture. I figured that if this was full brightness, I needed to go higher on the G2s, so I started over and this time brought the green up a little more than last time. Again, it needed just about full on the brightness control. Third time is a charm? I did it again and put the green up even more, somewhere just shy of 50% on the control. After adding in the other guns for the grayscale, I was able to get the brightness level with a little to spare. According to the CRT tester, all guns are good and very close to each other, so I don't think it's the CRT. Maybe something in the aging electronics.

Anyway, now I just need to replace the broken pot on the convergence board to finish it up. I am kicking myself for even touching it as I was pretty darn close to perfect with the only misalignments on the far corner and a bit on the right edge. Oh well, that'll teach me.
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