Antique radios, Old Time Radios
01B
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| Tube type: |
Triode, vacuum |
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Ca. 1925 up to 1945 rare. |
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| Identical to |
01B
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| Similar
Tubes |
Heater different:
201A
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 5 Volts / If 0.125 Ampere / Direct / Battery = |
| Description |
This is a 01A, 201A etc, but has a filament current of 125 mA instead of 250 mA.
This particular tube is branded Marconi and also has an RVC logo on the base
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Dimensions (WHD)
incl. pins / tip |
45 x 115 x 35 mm / 1.77 x 4.53 x 1.38 inch |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
-- Collector info (Sammler)
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01B: own collection
Peter den Boer
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Just Qvigstad
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Collection of
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