(!!) (Best Value) 12BH7A Tungsol black plates "O" getter halo NOS 1960 era (9.5ma/13ma)
$ 49.99
1 low noise tube) 12BH7A Tungsol black plates "O" getter halo NOS 1960 era
9.5ma Gm=2500
13ma Gm=3400
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 (Best Value) 12BH7A Tungsol black plates "O" getter halo NOS 1960 era (9.5ma/13ma) "Pin It")