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(!!!) (Best Pair) 8417 Sylvania branded RCA NOS 1973 same date codes (116ma and 119ma)
(!!!) (Best Pair) 8417 Sylvania branded RCA NOS 1973 same date codes (116ma and 119ma)
$ 259.99
1 pair) 8417 Sylvania branded RCA NOS 1973 (EG) same date codes - top getter only
1 tube)
Ma plate=116ma
Ma screen=5.5ma
Gm=22,800
1 tube)
Ma plate=118ma
Ma screen=4.7ma
Gm=21,800
Tested on Amplitrex:
Vplate=300V
Vscreen=300V
Vgrid=-12V
Good NOS Ma range 85-100ma
Good Gm = 21,000-23,000
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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 (Best Pair) 8417 Sylvania branded RCA NOS 1973 same date codes (116ma and 119ma) "Pin It")