Catalogue de radios anciennes
500_deforest
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Pays:
Etats-Unis
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| Identique à |
500_deforest
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| Culot |
Wires
Connexion par fils.
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| Utilisé par |
Transmittertube (Radio) |
| Chauffage |
Direct |
| Description |
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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| Bibliographie |
Radio Engineering August 1930, page 17
-- Collector info (Sammler)
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Collection de
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[rmxtube-fr, noindex]
| Mentions légales |
Plus d'informations |
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