12SA7 RCA used/good 1945 era (3.1ma Gm=900)
$ 4.99
12SA7 RCA used/good 1945 era
3.1ma
Gm=900
Gm NOS = 1000-1200
Good Ma used 2.5-3.1ma
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12SA7 RCA used/good 1945 era
3.1ma
Gm=900
Gm NOS = 1000-1200
Good Ma used 2.5-3.1ma