(!!!!) (Best Value Pair) 6SN7GTB RCA coin-base NOS 1970-1975 (8.8/9ma and 9.3/8.3ma)
$ 79.99
1 matched pair) 6SN7GTB RCA coin-base NOS 1970-1975
1 tube) 8.8/9.0ma Gm=2600/2700
1 tube) 9.0/8.3ma Gm=2800/2700
Good Ma = 7-10ma
Good Gm = 2300-2600
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 (Best Value Pair) 6SN7GTB RCA coin-base NOS 1970-1975 (8.8/9ma and 9.3/8.3ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_31a40ad1-4b4b-41ad-96f1-faddad4ee455.jpg?v=1736980428){kind=link}
 (Best Value Pair) 6SN7GTB RCA coin-base NOS 1970-1975 (8.8/9ma and 9.3/8.3ma) "Pin It")