Quote:
Originally Posted by Phil Nelson
After about 90 seconds on the tester, the needle cruised up into the happy zone.
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That's typical of any C.R.T. that has sit unused for many years.. it usually takes about 15 miniutes of warmup time for it to come up to full emmission.
Quote:
Originally Posted by Phil Nelson
It may not be the greatest tube on Planet Earth, but I'm betting it will make a picture. I'll set the brightener aside and try the set bareback when its turn comes.
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by the looks of the meter, that appears to be a strong healthy tube.
you may need to examine that "brightener" to make sure that it is not a 1:1 ratio isolation transformer. that tube may have had a intermittant fil to cathode short.