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(!!!) (Good Value Pair) 6FQ7 Sylvania NOS 1970's same build (6.1/6.1ma and 6.0/6.3ma)

(!!!) (Good Value Pair) 6FQ7 Sylvania NOS 1970's same build (6.1/6.1ma and 6.0/6.3ma)

$ 42.99

1 low noise pair) 6FQ7/6CG7 Sylvania NOS 1970's same build

1 tube) 6.1/6.1ma Gm=2200/2200 Sylvania branded RCA

1 tube) 6.0/6.3ma Gm=2200/2300 Sylvania 

 

Matched on Amplitrex

Vplate=250V

Vgrid=-8V

Good Ma = 7-9ma

Good Gm = 2300-2500

 

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