Radios antiguas y Radios de Colección
858
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País:
Estados Unidos
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| Idéntica a |
858
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| Válvulas similares |
Substituya normalmente -diferencia peq.:
38158
; CG-3717
; FT-6
Different maximum ratings:
858A
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| Base |
TRANSMITTING & Power-TUBES/VALVES in gen
Sidecontact.
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| Usada en |
Transmittertube (Radio) |
| Filamento |
Vf 22 Volt / If 52 Ampere / Direct / Specified voltage AC/DC |
| Descripción |
Work started on development of this tube at the GE laboratories in October 1927and the type number was assigned to it the same year. It was available in March 1929. External anode, water cooled triode for transmitting and industrial applications. 20KW anode power dissipation. Pure tungsten direct heated cathode. Also made in Italy by Fivre.
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| Peso |
3700 g / 130.51 oz |
| Literatura |
Tube Lore (II) p. 79 & 182
Tube Lore (I)
- - Manufacturers Literature
Taschenbuch zum Röhren-Codex 1948/49
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858: Manufacturer's Literature
Emilio Ciardiello
Mas ...
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