Log-in
56 National Union used/good 1940's (5.3ma)

56 National Union used/good 1940's (5.3ma)

By Tube World

$ 8.99

56 National Union used/good 1940's

5.3ma

Gm=1100

 

 

Tested on Amplitrex:

Vplate=250V

Vgrid=-13.5V

Iplate good range = 4.5-5.5ma

Gm=1400

(Vfilament = 2.5 volts)
See more: vacuum tube
Scroll to top