Here we have two vintage 6U8A vacuum tubes — One RCA and one Amperex. Both have been tested, with strong results (RCA- 100 & Amperex 82). Neither showed any sign of leaks or shorts.
Here we have two vintage 6U8A vacuum tubes — One RCA and one Amperex. Both have been tested, with strong results (RCA- 100 & Amperex 82). Neither showed any sign of leaks or shorts.