8417 Sylvania used/good 1970 era no printing (92ma)
$ 79.99
8417 Sylvania used/good 1970 era no printing good top and side getter
92ma
Gm=19,500
Tested on Amplitrex:
Vplate=300V
Vscreen=300V
Vgrid=-12V
Good used Ma range 70-90ma
Good used Gm = 17,000 - 19,000
For:
- UFO
- Fisher SA-1000
- Dynaco
- Quicksilver
- Dynaco Mark VI introduced in 1976
- Gibson
- Bogen
- Harmon Kardon
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