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(!!) (Recommended Pair) 8417 Sylvania branded RCA NOS 1960's - 1970 (106ma and 108ma)
(!!) (Recommended Pair) 8417 Sylvania branded RCA NOS 1960's - 1970 (106ma and 108ma)
$ 239.99
1 pair) 8417 Sylvania branded RCA NOS 1960's - 1970 top getter only
1 tube)
Ma plate=108ma
Ma screen=5.8ma
Gm=22,300
1 tube)
Ma plate=106ma
Ma screen=4.7ma
Gm=22,500
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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 (Recommended Pair) 8417 Sylvania branded RCA NOS 1960's - 1970 (106ma and 108ma) "Pin It")
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