(!!!) (Best Single) JW-6028=408A Western Electric "D" getter NOS 1954 (105/60)
$ 29.99
JW-6028=408A Western Electric "D" getter NOS 1954 (413)
105/60
Tested on B&K
Above 85 is strong
20V Filament
- Yamamoto HA-02 Headphone Amp
- Little Dot Hybrid I+
See more: vacuum tube