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(!!!!) (Best Quad) 8417 RCA by Sylvania NOS 1970's (95.5, 96, 98, 99.6ma)

By Tube World

$ 549.99

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

See more: vacuum tube
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