(!!!!) (Best Pair) 6EA7 RCA black plates NOS 1964 (2.4/40.4ma and 2.4/36ma)
$ 54.99
1 pair) 6EM7 RCA black plates NOS 1964 (AJ)
1 tube) 2.4ma Gm=2100 (triode) 40.4ma Gm=6500 (pentode)
1 tube) 2.4ma Gm=2200 (triode) 36.0ma Gm=5800 (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 RCA black plates NOS 1964 (2.4/40.4ma and 2.4/36ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_d80e7196-56f4-4a1a-b4cc-91260bf876f0.jpg?v=1712782250){kind=link}
 (Best Pair) 6EA7 RCA black plates NOS 1964 (2.4/40.4ma and 2.4/36ma) "Pin It")