(!!) (Best Pair) 6EA7=6EM7 Sylvania coin-base NOS 1970's (1.8/53.6ma and 1.4/57ma)
$ 51.99
1 pair) 6EA7=6EM7 Sylvania coin-base NOS 1970's
1 tube) 1.8ma Gm=1800 (triode) 53.6ma Gm=7900 (pentode)
1 tube) 1.4ma Gm=1700 (triode) 57.0ma Gm=8100 (pentode)
Tested on Amplitrex
Good Ma Triode = 1.4ma Gm=1500
Good Ma Pentode = 35-40ma 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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 (Best Pair) 6EA7=6EM7 Sylvania coin-base NOS 1970's (1.8/53.6ma and 1.4/57ma) "Pin It")