Antique radios, Old Time Radios
CAT20C
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Country:
Great Britain (UK)
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| Identical to |
CAT20C
= CV421
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| Similar
Tubes |
Normally replaceable-slightly different:
CAT20
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| Filament |
Vf 31.5 Volts / If 230 Ampere / Direct |
| Description |
Water Cooled with Air Cooled filament leads. Transmitting <50MHz.
Pa<75kW; Va <20kV; 161kW RF output possible with single tube, Class C.
The filament voltage for an emission of 50 A at 90% saturation is etched on each valve.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
330 x 1118 x mm / 12.99 x 44.02 x inch |
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