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(!) (#1 12BY7A Sylvania Pair) 12BY7A Sylvania NOS 1960's - 1970 (31.5ma and 32ma)

(!) (#1 12BY7A Sylvania Pair) 12BY7A Sylvania NOS 1960's - 1970 (31.5ma and 32ma)

$ 26.99

1 pair) 12BY7A Sylvania NOS 1960's - 1970

1 tube) 32ma Gm=13,600

1 tube) 31.5ma Gm=13,900

  

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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