Antique radios, Old Time Radios
DW-03A
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Country:
United States of America (USA)
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| Identical to |
DW-03A
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| Similar
Tubes |
Normally replaceable-slightly different:
DW-11
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| Base |
Jumbo 4-pin bayonet (1918)
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| Was used by |
Transmittertube (Radio) |
| Filament |
Specified voltage AC/DC |
| Description |
This tube is designed to have increased filament-grid capacity by the plate and grid leads brought out into the stem by beaded glass covered lead-in wires. This allows the tube to be operated at higher voltages and also it allows the tube to operate higher frequencies.
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| Information source |
-- Collector info (Sammler)
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Just Qvigstad
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