12BV7=12BY7A Tungsol NOS 1960 era (35ma)

12BV7=12BY7A Tungsol NOS 1960 era

35ma

Gm=13,600

(Gm=13ma/V for 12BY7A, Gm=12ma/V for 12BV7, Power=6.5 watts max)

Heathkit DX-35 1950's
Kenwood TS-830S Transceiver
Kenwood 520
Kenwood TS-20
Yaesu FT-101 Transceiver

12BV7 is close substitute