Antique radios, Old Time Radios
WD40
|
Country:
Great Britain (UK)
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|
| Identical to |
WD40
|
| Similar
Tubes |
Heater different:
WD30
|
| Base |
B9 British 9-Pin (Codex=Yk)
Top contact with a cap.
|
| Filament |
Vf 4 Volts / If 1 Ampere / Indirect |
| Description |
4V heater NOT 2V as in the Roehren-Codex 1948/49.
General-purpose for RF IF and AF use.
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature Advertisement Nov 1935
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|
|
 |
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WD40: O.J.
Ottó Jancsek
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| |
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WD40: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
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| |
from Just Qvigstad
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