Log-in
407A Western Electric used/good 1959

407A Western Electric used/good 1959

By Tube World

$ 22.99

1 tube) 407A Western Electric used/good "D" getter halo (5939=1959) in white box (35/26 and 36/26)

 

 

(407A=396A with a 20V filament)
(407B=premium grade 407A with higher Gm and higher plate current specs, 20V Filament)
See more: vacuum tube
Scroll to top