Thread: 12UP4 condition
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  #9  
Old 06-02-2018, 12:28 AM
EdKozk2 EdKozk2 is offline
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Join Date: Mar 2014
Location: Elkhorn, WI
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Quote:
Originally Posted by irext View Post
Have you got access to a tube rejuvenator? Might be worth giving it a blast with one. You've got nothing to lose.
I already tried the rejuvenator when I first tested the crt. I was able to replicate the same lack of brightness control using the test crt. I removed the cathode lead from the crt socket. I turned on the set and it produced the same kind of dim image as the defective 12LUP4.
Ed
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