Antique radios, Old Time Radios
X21_Eimac
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Country:
United States of America (USA)
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Brand:
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Eimac (brand name) |
| Developer: |
Eimac (brand name) |
| Tube type: |
Transmitting Triode, air cooled UHF |
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Ca. 1925 up to 1945 no serial production. For
instance only development samples. ***** |
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| Identical to |
X21_Eimac
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Successor Tubes
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527
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| Base |
Super Giant 4 pin for transmitting
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| Was used by |
Radar |
| Filament |
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| Description |
Developmental version of the UHF pulse triode type 527. This early version has a 4-pin base and 3 side connections.
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Just Qvigstad
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Collection of
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