6JK6 Sylvania branded RCA NOS 1970 era (7.2ma)
$ 22.99
6JK6 Sylvania branded RCA NOS 1970 era
7.2ma
Gm=12,600
Good Ma range 9-11ma
Good Gm = 15,000-18,000
Marantz 10B Tuner
See more: vacuum tube
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