(!!!) (Best Sylvania Single) 8417 Sylvania NOS branded Westinghouse NOS 1973 (113mA)
By Tube World
$ 139.99
8417 Sylvania NOS branded Westinghouse NOS 1973 two top getter discs
Iplate=113ma
Gm=24,200
Tested on Amplitrex:
Vplate=300V
Vscreen=300V
Vgrid=-12V
Good NOS Ma range 80-110ma
Good NOS Gm = 20-23,000
Recommended For:
- UFO
- Fisher SA-1000
- Dynaco
- Quicksilver
- Dynaco Mark VI introduced in 1976
- Gibson
- Bogen
- Harmon Kardon
See more: vacuum tube
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 (Best Sylvania Single) 8417 Sylvania NOS branded Westinghouse NOS 1973 (113mA) "Pin It")