Antique radios, Old Time Radios
C4B_JRC
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Country:
Japan
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| Identical to |
C4B_JRC
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| Base |
UV-Base (4 Pins+Bayonet, USA 1914 WE)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6 Volts / If 0.9 Ampere / Direct |
| Description |
This tube was a high vacuum triode designed as a voltage amplifier for Post Office (telephony) use. C. 1920-23
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| Information source |
-- Collector info (Sammler) Dawn of Tube Production in Japan - Ohtsuka.
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Just Qvigstad
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| Data Compliance |
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