6EM7 RCA coin-base black plates used/good 1970's (2.6ma/63ma)
By Tube World
$ 13.99
6EM7 RCA coin-base black plates used/good 1970's
2.6ma Gm=2100 (triode)
63ma Gm=5200 (pentode)
Tested on Amplitrex
Good Ma Triode = 1.5ma Gm=1500
Good Ma Pentode = 40ma Gm=6500
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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