6SN7GTB RCA used good 1960's (6.4/8.2ma)
$ 19.99
1 low noise tube) 6SN7GTB RCA used good 1960's
6.4ma Gm=2000
8.2ma Gm=2500
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1 low noise tube) 6SN7GTB RCA used good 1960's
6.4ma Gm=2000
8.2ma Gm=2500