Description
(!!!!) (Best Quad) 8417 RCA by Sylvania NOS 1960’s – 1970’s (100, 101.6, 103, 102ma)
1 matched quad) 8417 RCA by Sylvania NOS 1960’s – 1970’s original boxes
Iplate=
V1 100.0ma top and side getter mid-1970’s
V2 101.6ma top getter only 1967
V3 103.0ma top and side getter mid-1970’s
V4 102.0ma top getter only 1973 era
Iscreen=
V1 4.6ma
V2 4.8ma
V3 4.8ma
V4 4.7ma
Gm=
V1 23,100
V2 22,500
V3 21,900
V4 21,800
Matched 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
