Antique radios, Old Time Radios
RO4309
|
Country:
France
|
|
| Identical to |
RO4309
|
| Similar
Tubes |
Normally replaceable-slightly different:
B409
; RE134
|
| First year |
1928
Saga of the Vacuum Tube, Tyne page 403
|
| First Source
(s) |
Sep.1930 : L'Histoire Singulière du Tube Radio; G. Duperray 2009
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.15 Ampere / Direct / Battery = |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
|
|
RO4309: Telefunken Werkstattbuch
Wolfgang Bauer
|
Just Qvigstad
|
|
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 |
|
|
|
