Antique radios, Old Time Radios
K455-3
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Country:
United States of America (USA)
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| Identical to |
K455-3
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| Similar
Tubes |
Multiple differences or of other kind:
R9521
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
Indirect |
| Description |
Millimeter reflex klystron. Even if it is hand marked as Raytheon K455-3, it looks very similar to the EMI series including R9518, R9521 and R9546.
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| Information source |
-- Collector info (Sammler)
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Just Qvigstad
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Collection of
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