Antique radios, Old Time Radios
HD21
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Country:
Great Britain (UK)
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| Identical to |
HD21
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| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fp)
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| Filament |
Vf 2 Volts / If 0.1 Ampere |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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HD21: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9
Collection of
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