Antique radios, Old Time Radios
417B
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Country:
United States of America (USA)
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| Identical to |
417B
= WL-417B
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| Similar
Tubes |
Normally replaceable-slightly different:
417A_Klystron
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Successor Tubes
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2K41
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
Top contact with a cap.
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| Filament |
Indirect |
| Description |
Reflex klystron, 2650 to 3330MHz. Integral cavity, mechanically tuned; coaxial input, output connectors. 250mW output power with forced air cooling. low grid emission variant.
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| Information source |
Tube Lore (I)
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Just Qvigstad
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