Antique radios, Old Time Radios
CL1257
|
Country:
France
|
|
| Identical to |
CL1257
|
| Similar
Tubes |
Normally replaceable-slightly different:
10_B4
Other base and data slightly different:
10
|
| First Source
(s) |
Aug.1928 : L'Histoire Singulière du Tube Radio; G. Duperray 2009
|
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
|
| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 7.5 Volts / Direct / Specified voltage AC/DC |
| Description |
Similar to the 10 tube but with B4 european base
|
| Information source |
-- Collector info (Sammler)
|
|
CL1257: Collector info
Patrice Zeissloff
|
Just Qvigstad
|
|
Collection of
|
|
|
|
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