Antique radios, Old Time Radios
SD849B
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Country:
United States of America (USA)
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| Identical to |
SD849B
= 3J22
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| First Source
(s) |
18.Sep.1946 : Electron Tube Registration List 520
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| Was used by |
Military and/or Government |
| Filament |
Vf 6.3 Volts / If 1.5 Ampere / Half indirect |
| Description |
Mini-magnetron, Army developmental type.
External magnet and cavity. 1050 to 1100 gauss. 4300 to 4950MHz. 1850V at 0.6A, 4us typical input pulses; 60mA average, 25000pps max repetition rate. 80W peak output power.
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| Information source |
Tube Lore (I)
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Collection of
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