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(!!!!!) (Recommended Pair) 8417 Sylvania NOS 1970's same build (108ma and 114.5ma) (close Gm)
(!!!!!) (Recommended Pair) 8417 Sylvania NOS 1970's same build (108ma and 114.5ma) (close Gm)
$ 239.99
1 pair) 8417 Sylvania NOS 1970's excellent condition - top and side getters
Iplate=
108ma
114.5ma
Iscreen=
5.4ma
4.7ma
Gm=
21,400
21,700
Tested on Amplitrex:
Vplate=300V
Vscreen=300V
Vgrid=-12V
Good Ma range 90-110ma
Good 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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 (Recommended Pair) 8417 Sylvania NOS 1970's same build (108ma and 114.5ma) (close Gm)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/6_1e8b1823-3566-4463-9790-e843d6ac2bb2.jpg?v=1784269172){kind=link}
 (Recommended Pair) 8417 Sylvania NOS 1970's same build (108ma and 114.5ma) (close Gm) "Pin It")