(!) (Good Value Pair) 8417 GE used/good 1970's (75ma and 78ma)
$ 129.99
1 pair) 8417 GE used/good 1970's
1 tube) 75ma Gm=16,650
1 tube) 78ma Gm=18,600
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
See more: vacuum tube
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 (Good Value Pair) 8417 GE used/good 1970's (75ma and 78ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_5391cb39-7511-4ca0-a781-fef9d126c076.jpg?v=1715277902){kind=link}
 (Good Value Pair) 8417 GE used/good 1970's (75ma and 78ma) "Pin It")