Antique radios, Old Time Radios
891R
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Country:
United States of America (USA)
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| Identical to |
891R
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| Similar
Tubes |
Normally replaceable-slightly different:
CV2688
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| Base |
TRANSMITTING & Power-TUBES/VALVES in gen
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 22 Volts / If 60 Ampere / Direct |
| Description |
Integral heatsink, forced air cooled triode, variant of the 891, derated to 4KW anode dissipation. Dual pure tungsten filaments, each requiring 11V, 60A. Also made in Italy by Fivre.
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Dimensions (WHD)
incl. pins / tip |
x 533 x 203 mm / x 20.98 x 7.99 inch |
| Weight |
20400 g / 719.59 oz |
| Information source |
Tube Lore (II) p. 81
Tube Lore (I)
- - Manufacturers Literature
Taschenbuch zum Röhren-Codex 1948/49
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891R: Fin Stewart
Fin Stewart
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891R: Manufacturer's Literature
Emilio Ciardiello
More ...
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