Antique radios, Old Time Radios
283A
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Country:
United States of America (USA)
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| Identical to |
283A
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| Similar
Tubes |
Other characteristic (electr. data):
259A
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| Base |
UY-Base, 5 Pins (USA, April 1927)
Top contact with a cap.
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| Filament |
Vf 2 Volts / If 1.6 Ampere |
| Description |
Variable mu version of 259A, low microphonics, high Gm receiving tetrode.
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| Information source |
Tube Lore (I)
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Just Qvigstad
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Collection of
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