6EM7 RCA coin-base NOS 1971 (3.2ma/55ma)
$ 24.99
6EM7 RCA coin-base NOS 1971 (DH)
3.2ma Gm=2200
55ma Gm=7050
Tested on Amplitrex
Good Ma Triode 1: 1.5ma and Gm=1500
Good Ma Triode 2: 30-40ma and Gm=6000-7000
for:
Joule Electra LA-100 MK3
Modwright power supply
Wright Sound phono wpp-200c
Wright Sound WLA12A preamp
Kenji Mizushima Kenso
Music Reference 6EM7 amp
Welbourne Apollo mono amps (KR/VAIC VV52B or 300B output tubes)
See more: vacuum tube
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