(!!!) (Best Pair) 12BY7A GE NOS 1970 (35ma and 35.5ma)
$ 29.99
1 pair) 12BY7A Sylvania NOS 1960's
1 tube) 35.0ma Gm=14,800
1 tube) 35.5ma Gm=15,000
Tested on Amplitrex AT1000
Vplate=250V
Vscreen=180V
Iplate Ma (good) = 26ma
Gm = 11,000-13,000
Heathkit DX-35 1950's
Kenwood TS-830S Transceiver
Kenwood 520
Kenwood TS-20
Yaesu FT-101 Transceiver
- 12BV7 is a close substitute
See more: vacuum tube
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 (Best Pair) 12BY7A GE NOS 1970 (35ma and 35.5ma) "Pin It")
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