Antique radios, Old Time Radios
417A_Klystron
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Country:
United States of America (USA)
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| Identical to |
417A_Klystron
= WL-417A
= CV2642
= VT-277
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| Similar
Tubes |
Normally replaceable-slightly different:
417
; 417B
; WL-417B
Other characteristic (electr. data):
2K41
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Successor Tubes
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417C
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
Top contact with a cap.
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| Was used by |
Radar |
| Filament |
Vf 6.3 Volts / If 1 Ampere / Indirect |
| Description |
Reflex klystron, 2650 to 3330MHz. Integral cavity, mechanically tuned; coaxial input, output connectors. 250mW output power with forced air cooling. Also made by Westinghouse as WL-417A.
Frequency variant 2K41, same pinout. Used as local oscillator in S-band radar receivers.
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| Information source |
Tube Lore (I)
-- Original-techn. papers. Klystrons and Microwave Triodes, MIT vol.7
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Just Qvigstad
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Collection of
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| Data Compliance |
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