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Original Message
RE: Fixed bias problem, and no, it is not the tubes.
Posted by Jim McShane on January 12, 2017 at 05:17:23:
So the "leak" path is 50K plus some portion of the pot element resistance. That should be okay but if you can't find anything else causing the problemkeep in mind the total grid circuit resistance is still about 75K or so.
Best of luck with your detective work!