Antique radios, Old Time Radios
Duotron
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Country:
Germany
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| Identical to |
Duotron
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| First Source
(s) |
Apr.1927 : Funk Bastler #14
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 1.8 Volts / If 0.3 Ampere / Direct / Battery = |
| Information source |
-- Collector info (Sammler)
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Duotron: Funkbastler 1926, Heft 44
Stefan Müller
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Duotron: Funkbastler 1926, Heft 44
Stefan Müller
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
Collection of
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