Antique radios, Old Time Radios
4C1_USA
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Country:
United States of America (USA)
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| Identical to |
4C1_USA
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
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| Filament |
Vf 3.3 Volts / If 1.25 Ampere / Direct / Specified voltage AC/DC |
| Description |
Va=90V Ia=6mA Vg=-3V S=1 Ra =9700ohms
Text in other
languages (may
differ)
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| Information source |
Babani, International Radio Tube Encyclopaedia
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4C1_USA: From my schematic collection.
Pier Antonio Aluffi
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Just Qvigstad
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4C1_USA: Babani 1949-1951
Patrice Zeissloff
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Collection of
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