(!!!) (Best Pair) 6FQ7 GE NOS 1968-1969 (8.6/9.4ma and 8.8/9.0ma) (same Gm) 1-2% matched
By Tube World
$ 79.99
1 low noise pair) 6FQ7 GE NOS 1968-1969
1 tube) 8.6/9.4ma Gm=2800/2850 (HY) 1968
1 tube) 8.8/9.0ma Gm=2800/2800 (JZ) 1969
Good Ma range 7-8ma
Good Gm range 2300-2600
Recommended for
Conrad Johnson
Audio Research
Ampeg
Stax
Marantz
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