Log-in
(!!) (Recommended Single) 311B Western Electric NOS 1967 glass slightly tilted, large getter, in white box (33ma)

(!!) (Recommended Single) 311B Western Electric NOS 1967 glass slightly tilted, large getter, in white box (33ma)

By Tube World

$ 139.99

311B WE NOS (6739=1967) glass slightly tilted, large getter, in white box 

33ma

Gm=3100

 

Tested on Amplitrex

Vplate=180V

Vscreen=135V

Vgrid=-15V

Good Ma = 30ma

Good Gm = 2900

See more: vacuum tube
Scroll to top