In Reply to: 6sn7 tubes.... posted by vinnie2 on May 1, 2019 at 03:08:24:
That's easy. Sylvania U.S. Navy 'WGTAs manufactured in January 1959. But that's probably because I bought a case of 100 back 20 years ago. ;~)
"It is better to remain silent and thought a fool, then speak and remove all doubt." A. Lincoln
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Follow Ups
- RE: 6sn7 tubes.... - JKT 05/1/1913:11:53 05/1/19 (1)
- RE: 6sn7 tubes.... - vinnie2 10:43:25 05/2/19 (0)