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Testing/matching tubes (6550)
You may have seen my son's thread(thrawn86) , I've recently come into posession of forty-odd tung sol 6550 NOS tubes. Of course I'd like to sell them/get rid of them, but they need to be tested/matched first. I am an older Elect. Tech from way back, so technical is OK; does anyone anymore...- jcollins
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- Forum: DIY (Do-It-Yourself) Discussions