7A4=XXL National Union NOS
$ 11.99
7A4=XXL National Union NOS 1950 era
tested on TV-7D/U
for:
Hallicrafters SX42 Radio 1947-1949
- triode
See more: vacuum tube
7A4=XXL National Union NOS 1950 era
tested on TV-7D/U
for:
Hallicrafters SX42 Radio 1947-1949
- triode