Thread: I'm overhauling my 1941 Zenith this weekend
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Old 03-27-2016, 01:25 PM
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jr_tech jr_tech is offline
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Quote:
Originally Posted by dieseljeep View Post
It has a potted transformer. It probably was an improvement.
Potting would likely would reduce the level of the copper sulfate problem... do you know when Zenith started potting their transformers?

jr
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