Log-in
12SK7GT RCA NOS 1940's (9.2ma)

12SK7GT RCA NOS 1940's (9.2ma)

By Tube World

$ 14.99

12SK7GT RCA NOS 1940's

9.2ma

Gm=2000

 

Tested on Amplitrex:

Good NOS mA range 8 - 9ma

Good NOS GM range 1700-2000

 

Vplate = 250V

Vscreen = 100V

Vgrid = -3V

NOS Ma = 8-9ma

NOS GM = 1900-2000

 

 

 

for:

Collins TCS14 1944

See more: vacuum tube
Scroll to top