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(!) (#1B 12BY7A Sylvania Pair) 12BY7A Sylvania NOS 1966 (24.3ma and 24.5ma)

(!) (#1B 12BY7A Sylvania Pair) 12BY7A Sylvania NOS 1966 (24.3ma and 24.5ma)

$ 26.99

1 pair) 12BY7A Sylvania NOS 1966

1 tube) 24,3ma Gm=11,700

1 tube) 24.5ma Gm=12,100

  

Tested on Amplitrex AT1000

Vplate=250V

Vscreen=180V

Iplate Ma (good) = 22-30ma

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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