8417 GE used/good 1970's (78ma)

Name: 8417 GE used/good 1970's (78ma)
Brand: Tube World
SKU: 8417ge
Price: 74.99 USD
Availability: InStock

$ 74.99

8417 GE used/good 1970's

78ma

Gm=18,600

Tested on Amplitrex:

Vplate=300V

Vscreen=300V

Vgrid=-12V

Good used Ma range 70-90ma

Good used Gm = 17,000 - 19,000

For:

- UFO

- Fisher SA-1000

- Dynaco

- Quicksilver

- Dynaco Mark VI introduced in 1976

- Gibson

- Bogen

- Harmon Kardon