6SJ7 RCA Motorola NOS 1964 (3.3ma)
$ 9.99
6SJ7 RCA Motorola NOS 1964
3.3ma
Gm=1700
Tested on Amplitrex:
Good Ma range = 2.5-3.5ma
Good Gm = 1400-1600
for:
Fender Champion 600 circa 1950
Epiphone Electar
Gibson BR9
See more: vacuum tube
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