Antique radios, Old Time Radios
FW3
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Country:
Great Britain (UK)
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| Identical to |
FW3
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| Similar
Tubes |
Normally replaceable-slightly different:
R3
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 2 Ampere / Direct / Specified voltage AC/DC |
| Description |
2x 500 V, 120 mA
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| Information source |
British Radio Valves - The Classic Years: 1926-1946 Supplement, p. 143
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 26, p. 24
Taschenbuch zum Röhren-Codex 1948/49
Babani, International Radio Tube Encyclopaedia
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FW3: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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