7F8 Sylvania used/good 1957 (34/25 and 38/25)
$ 6.99
7F8 Sylvania used/good 1957 (34/25 and 38/25)
Dual-Triode
Mu=48
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7F8 Sylvania used/good 1957 (34/25 and 38/25)
Dual-Triode
Mu=48