Antique radios, Old Time Radios
2K42
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Country:
United States of America (USA)
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| Identical to |
2K42
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| Similar
Tubes |
Other characteristic (electr. data):
2K41
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
Vf 6.3 Volts / If 1.3 Ampere / Indirect |
| Description |
3300 to 4200 MHz
Integral cavity
1250V, 250 mW output; forced-air cooling required. 2K41 with different tuning range.
Heater current lowered to 1A since 1952.
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| Information source |
Tube Lore (I)
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Just Qvigstad
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2K42: Manufacturer's Literature
Emilio Ciardiello
More ...
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