Antique radios, Old Time Radios
P525_Neutron
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Country:
Great Britain (UK)
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| Identical to |
P525_Neutron
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 5 Volts / If 0.25 Ampere / Direct / Battery = |
| Description |
Filament voltage 5-6 Volt.
Ref. Advertisement 15 in Wireless World September 22nd 1926.
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| Information source |
History of the British Radio Valve to 1940 p. 150
British Radio Valves - The Classic Years: 1926-1946 P. 248 & 331; Supplement, p. 80
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P525_Neutron: own collection
Peter den Boer
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Just Qvigstad
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