Quote:
Originally Posted by dtvmcdonald
There are other tests you can do! First, get a .01 to .047 uF film cap (greater than 250 volts) and connect the 6.3 volt filament line to pin 2 of the CRT (point C on Sam's) with it. This should generate a substantial hum bar on the screen.
You could also try connecting the 6.3v through that cap to pin 1 of V6 (video amp) as that should product a really strong hum bar.
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enter confused mode---
The heaters are series wired in this set, so which point in it would be a tie reference to give the 6.3v for a hum bar pattern to show on the screen?