You will get it to work. If you have high voltage on the anode and ion trap is adjusted screen should light. Grid #1 and cathode should be about equal for max brightness, control turned up.
Norm
:Well I have the new tube in, now I have no picture at all! before with the 12UP4A at least I had a very weak picture, apparently the 12LP4 CRT is not a usable replacement, at this point I have no idea what I'm going too do!
:Mark
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