Antique radios, Old Time Radios
6447
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Country:
United States of America (USA)
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| Identical to |
6447
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| Similar
Tubes |
Other shape (e.g. bulb type):
6446
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| Filament |
Vf 22 Volts / If 60 Ampere / Direct |
| Description |
20KW forced air cooled power triode. Equivalent to 6446 with the addition of integral finned radiator.
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| Information source |
Tube Lore (I)
-- Original prospect or advert
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