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(!) (#5 Best Pair) 7868 Sylvania NOS (42.5ma and 46ma)

(!) (#5 Best Pair) 7868 Sylvania NOS (42.5ma and 46ma)

$ 139.99

Tube Specs

1 Matched Pair NOS

2 tubes) 7868 Sylvania rebranded RCA

same date codes (DO) 1975

original boxes

Test Data

1 tube) 42.5ma, Gm=8150
1 tube) 46.0ma, Gm=8350

(Good Current range=40-60ma)

(Good Gm range = 8000-10,000)

Tested on Maxi-Matcher

(Vplate=325V, Vscreen=325V, Vgrid=-12V, triode connected)

 

Recommended for

- Ampeg Reverberocket R-12R 1965
- Ampeg Jet 12 1960's
- Fisher Model 400 FM Multiplex Receiver
- Fisher X-100B
- Bogen

 

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