Antique radios, Old Time Radios
WR3
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Country:
Great Britain (UK)
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| Identical to |
WR3
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| First Source
(s) |
1925 : British Radio Valves - The Vintage Years: 1904-1925 p.49
Nov.1924 : The Wireless Constructor p.28
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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 2 Volts / Direct / Battery = |
| Description |
This tube was listed in an advertisement in "Wireless Constructor", November 1924. It was planned, but never went in production.
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Just Qvigstad
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line up.
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| Data Compliance |
More Information |
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