Radios antiguas y Radios de Colección
500_deforest
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País:
Estados Unidos
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| Idéntica a |
500_deforest
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| Base |
Wires
Wires only.
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| Usada en |
Transmittertube (Radio) |
| Filamento |
Direct |
| Descripción |
Special 500 watt double ended oscillator. Anode from top, grid and filaments from entry points near the bottom of the glass bulb. This tube employs a standard "pinch" to hold the element structure but is not used for the grid and filament wires.
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| Literatura |
Radio Engineering August 1930, page 17
-- Collector info (Sammler)
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Colección personal de
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| Cumplimiento de datos |
Más información |
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