Antique radios, Old Time Radios
1831
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Country:
Netherlands
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| Identical to |
1831
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| First Source
(s) |
Oct.1932 : Philips Bulletin #D3
Sep.1931 : L'Histoire Singulière du Tube Radio; G. Duperray 2009
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Filament |
Vf 4 Volts / If 1 Ampere / Direct |
| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
- - Manufacturers Literature
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1831: Internet
Miguel Angel Trujillo-Rodriguez
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1831: rtt
Anonymous 10 Collector
More ...
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Just Qvigstad
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1831: Philips Röhren Daten 1933
Peter Hoddow
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4
Collection of
Collection of a member from D |
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