(!!!) (Best Pair #1) 6F6 RCA metal can NOS 1966 (40ma and 39.6ma) 1-2% matched
$ 64.99
1 pair) 6F6 metal can NOS 1966 (BD) same date codes
1 tube) 40.0ma Gm=2680
1 tube) 39.6ma Gm=2700
Matched on Amplitrex
Good NOS Ma = 30-35ma
Good NOS Gm = 2300-2500
See more: vacuum tube
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 (Best Pair #1) 6F6 RCA metal can NOS 1966 (40ma and 39.6ma) 1-2% matched&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/3_3db2baa6-b786-4dbe-b7b5-1929c2456213.jpg?v=1773691457){kind=link}
 (Best Pair #1) 6F6 RCA metal can NOS 1966 (40ma and 39.6ma) 1-2% matched "Pin It")