5879 RCA branded Tungsol triple mica "O" getter halo tests like new 1960 era (1.6ma)
$ 11.99
5879 RCA branded Tungsol triple mica "O" getter halo tests like new 1960 era
1.6ma
Gm=900
- Divided by 13 RSA 31 amp
- Divided by 13 JRT 9/15
- AMPEX 620/621
See more: vacuum tube
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