(!!) (Recommended PAIR) 6FQ7 GE branded Quasar NOS 1978 (8.6/9.8ma and 8.4/10.4ma)
$ 49.99
1 low noise pair) 6FQ7 GE branded Quasar NOS 1978 same date codes series filaments
1 tube) 8.6/9.8ma Gm=2700/2800
1 tube) 8.4/10.4ma Gm=2700/3000
Matched on Amplitrex
Vplate=250V
Vgrid=-8V
Good Ma = 7-9ma
Good Gm = 2300-2500
Recommended for
Conrad Johnson
Audio Research
Ampeg
Stax
Marantz
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