6EM7 RCA black plates NOS 1965 (1.2ma and 30ma)
By Tube World
$ 14.99
6EM7 RCA NOS 1965 (AL)
1.2ma Gm=1400
30ma Gm=5500
Tested on Amplitrex
Good Ma Triode = 1.4ma+ Gm=1500
Good Ma Pentode = 35-40ma 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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