Antique radios, Old Time Radios
257B
Country:
United States of America (USA)
|
|
Identical to |
257B
|
Base |
7-Pin-Base-general, old, USA (Codex=My)
|
Filament |
Vf 5 Volts / If 7.5 Ampere |
Information source |
Taschenbuch zum Röhren-Codex 1948/49
|
Collection of
|
|
|
|
You reach this tube or valve page from a search
after clicking the "tubes" tab or by clicking a tube
on a radio model page. You will find thousands
of tubes or valves with interesting links. You
even can look up radio models with a certain tube
line up.
[rmxtube-en]
Data Compliance |
More Information |
|
|