(!) (Best Pair) Tungsol NOS 1954 (12ma and 12.2ma) 1-2% matched
$ 11.99
1 pair) 6SF7 Tungsol NOS 1954
1 tube) 12.0ma Gm=2000
1 tube) 12.2ma Gm=2000
Good Ma 11.5-12.5ma
Good Gm = 2000
See more: vacuum tube
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 (Best Pair) Tungsol NOS 1954 (12ma and 12.2ma) 1-2% matched&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/6sf7.jpg?v=1571439255){kind=link}
 (Best Pair) Tungsol NOS 1954 (12ma and 12.2ma) 1-2% matched "Pin It")