(!!!!) (Recommended Pair) 6SN7GTB RCA NOS 1964-1970 (7.2/8.2ma and 7.0/7.4ma)
$ 99.99
1 low noise pair) 6SN7GTB RCA NOS 1964-1970
1 tube) 7.2/8.2a Gm=2400/2600 (AD) 1964 slightly taller glass
1 tube) 7.0/7.4ma Gm=2500/2600 (CZ) 1970
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