Antique radios, Old Time Radios
WD30
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Country:
Great Britain (UK)
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| Identical to |
WD30
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| Similar
Tubes |
Heater different:
WD40
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| Base |
B9 British 9-Pin (Codex=Yk)
Top contact with a cap.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 13 Volts / If 0.3 Ampere / Indirect |
| Description |
General-purpose for RF IF and AF use.
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| Information source |
The Saga of Marconi Osram Valve p. 149 & 335
- - Manufacturers Literature Advertisement Nov 1935
History of the British Radio Valve to 1940
Taschenbuch zum Röhren-Codex 1948/49
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WD30: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20
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Just Qvigstad
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WD30: My schematic collection.
Pier Antonio Aluffi
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5
Collection of
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