Antique radios, Old Time Radios
HF240
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Country:
United States of America (USA)
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| Identical to |
HF240
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| Similar
Tubes |
Normally replaceable-slightly different:
211D
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Successor Tubes
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HF120
211B
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| Base |
Jumbo 4-pin bayonet (1918)
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 10 Volts / If 3.2 Ampere / Direct / Specified voltage AC/DC |
| Description |
Convection cooled 100 Watt max anode dissipation; thoriated-tungsten filament. Mu 12. Uses include AF power amplifiers or modulators, class B RF amplifiers, class C RF amplifiers or oscillators up to 15MHz, full ratings.
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| Information source |
- - Manufacturers Literature
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HF240: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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| Data Compliance |
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