(!!) (Best Single) 407A Western Electric NOS 1955 (44/26 and 45/26)
$ 39.99
1 tube) 407A Western Electric NOS "D" getter halo (526=1955) in 1955 box
44/26
45/26
Tested on TV-7D/U
26=65%
(407A=396A with a 20V filament)
(407B=premium grade 407A with higher Gm and higher plate current specs, 20V Filament)
See more: vacuum tube
Share:
 (Best Single) 407A Western Electric NOS 1955 (44/26 and 45/26)&Category=vacuum tube&ImageURL=http://cdn.shopify.com/s/files/1/0333/7633/products/407a55a.jpg?v=1571438903){kind=link}
 (Best Single) 407A Western Electric NOS 1955 (44/26 and 45/26) "Pin It")