12J5GT RCA NOS 1954 slightly tilted glass
11ma
Gm=2900
Vplate=250V
Vgrid=-8V
Good Ma range 7-9ma
Good Gm range 2400-2600
– Transition Audio Design custom phono preamp 2010
$1.80 $5.99
12J5GT RCA NOS 1954 slightly tilted glass
11ma
Gm=2900
Vplate=250V
Vgrid=-8V
Good Ma range 7-9ma
Good Gm range 2400-2600
– Transition Audio Design custom phono preamp 2010
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