Single GZ34 5AR4 Mullard made in Great Britain, Labeled RCA, code engraved on glass: f32 B2L2. Absolutely NEW, unused only for the full tested, one getter construction, 7-notch plates with cooper finish along the edges (redish in color), black base with hole in the central guide pin, etched code of Blackburn valve plant starting with "B" and "f32" designation. Full tested Matched & balanced values on Hickok TV7-A/U tube tester.
The values: 118 - 118, Min- Recommended: 40 - 40.
Tested ok no gas, leaks or shorts.
Among the best GZ34 ever made, great hi-end sound.
Shipping to Worldwide, well packaged for safe arrives.
Any questions or your best offer are welcome.