6EM7 RCA coin-base used (2.5ma/28ma)
$ 6.99
6EM7 RCA coin-base used
2.5ma Gm=1800 (triode)
28ma Gm=4750 (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