In Reply to: RE: Calling it Quits at ~150 hours posted by ACHiPo on November 10, 2021 at 11:21:02:
I bought a gaggle of Brimar 6SN7GTY, I think, for reasonable bucks but that was probably 20 years ago. I have no idea what the "Y" indicates. Mine have a brown base and clear glass.
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Follow Ups
- Tube inflation - Lew 10:31:20 11/14/21 (0)