(!!) 12BY7 Sylvania coated glass NOS 1953 faded printing (21.5ma)
By Tube World
$ 11.99
12BY7 Sylvania coated glass NOS 1953 faded printing
21.5ma
Gm=10,200
Tested on Amplitrex AT1000
Vplate=250V
Vscreen=180V
Iplate Ma (good) = 20-30ma
Gm = 11,000
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
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 12BY7 Sylvania coated glass NOS 1953 faded printing (21.5ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_ecd83861-3b29-4411-be0d-fbb298481844.jpg?v=1695340268){kind=link}
 12BY7 Sylvania coated glass NOS 1953 faded printing (21.5ma) "Pin It")