6HR6 RCA NOS 1973 (93/60 and 9.5ma)
$ 49.99
6HR6 RCA NOS 1973 (EH)
9.5ma
Gm=6700
93/60 on B&K
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6HR6 RCA NOS 1973 (EH)
9.5ma
Gm=6700
93/60 on B&K