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(!!!!!) (Best Pair) 5670W GE NOS 1986 (8.4/9.4ma and 8.6/9.2ma) 1-3% matched

(!!!!!) (Best Pair) 5670W GE NOS 1986 (8.4/9.4ma and 8.6/9.2ma) 1-3% matched

$ 59.99

1 pair) 5670W GE NOS 1986

1 tube) 8.4/9.4ma Gm=5700/5800

1 tube) 8.6/9.2ma Gm=5900/6100

 

Matched on Amplitrex

Vplate=150V

Vgrid=-1.9V

Good Ma = 6 - 8ma

Good Gm = 5000-5500

 

5670=2C51=396A=6C3P=6N3P 

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