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Tubes Asylum Questions about tubes and gear that glows. FAQ |
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Tubes Asylum Questions about tubes and gear that glows. FAQ |
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In Reply to: What does code/lot no. "7742 Z" on G.E.C. KT88 mean? posted by Nunki on October 14, 2013 at 12:56:44:
It means they were made in the 42nd week of 1977 and the Z designates the line they were made on.
"For every complex problem there is an answer that is clear, simple, and wrong" H. L. Mencken
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- RE: What does code/lot no. "7742 Z" on G.E.C. KT88 mean? - Michael Samra 10/14/1313:40:10 10/14/13 (0)
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