Radios antiguas y Radios de Colección
870
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País:
Estados Unidos
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| Idéntica a |
870
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| Válvulas similares |
Substituya normalmente -diferencia peq.:
38170
Multiple differences or of other kind:
870A
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Válvulas Sucesoras
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870A
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| Base |
Wires
Wires only.
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| Usada en |
Transmittertube (Radio) |
| Filamento |
Vf 5 Volt / If 70 Ampere / Indirect / Specified voltage AC/DC |
| Descripción |
Work started on the development of this tube at the GE laboratories in March 1930 and it was assigned the type number in April 1933. Use f the tube began in the fall of 1933. It has wire leads for the filament and anode. 16KV PIV, 7.5A DC.
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Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip |
622 x x mm / 24.49 x x inch |
| Literatura |
Tube Lore (II) p. 70
Tube Lore (I)
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49
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[rmxtube-en]
| Cumplimiento de datos |
Más información |
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