Home » 12SK7GT Guaranteed used/good 1940's, a few stress cracks ion metal base (7.5ma)

12SK7GT Guaranteed used/good 1940's, a few stress cracks ion metal base (7.5ma)

Name: 12SK7GT Guaranteed used/good 1940's, a few stress cracks ion metal base (7.5ma)
Brand: Tube World
SKU: 12SK7GTused
Price: 3.49 USD
Availability: InStock

$ 3.49

12SK7GT Guaranteed used/good 1940's, a few stress cracks ion metal base

7.5ma

Gm=1500

Tested on Amplitrex:

Good used Ma range 7.5 - 9ma

Good used GM range 1500-1800

Vplate = 250V

Vscreen = 100V

Vgrid = -3V

NOS Ma = 8-9ma

NOS GM = 1900-2000

for:

Collins TCS14 1944

See more: vacuum tube

Tags: 12SK7, 12SK7GT, 1940's, all, RCA