Antique radios, Old Time Radios
DR250TH
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Country:
United States of America (USA)
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| Identical to |
DR250TH
= 250TH
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| Base |
Jumbo 4-pin bayonet (1918)
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 5 Volts / If 10 Ampere / Direct |
| Description |
Anode volts 3000
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| Information source |
-- Collector info (Sammler)
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DR250TH: Fin Stewart
Fin Stewart
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Just Qvigstad
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