12BY7A Motorola by Sylvania NOS 1960's (31ma)
$ 12.99
12BY7A (6583735A02) Motorola by Sylvania NOS 1960's
31ma
Gm=12,800
Tested on Amplitrex AT1000
Good Ma range 25-30ma
data book specs:
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
See more: vacuum tube