(!!!!) (Best Quad) 8417 RCA by Sylvania NOS 1970's (95.5, 96, 98, 99.6ma)
$459.99
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1 matched quad) 8417 RCA by Sylvania NOS 1970's original boxes Iplate= V1 95.5ma top and side getter V2 96.0ma top and side getter V3 98.0ma top and side getter V4 99.6ma top getter only Iscreen= V1 4.3ma V2 4.1ma V3 4.5ma V4 4.4ma Gm= V1 22,300 V2 21,500 V3 21,000 V4 21,900 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
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