Catalogue de radios anciennes
U9
Pays:
Royaume Uni
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Identique à |
U9
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Première série |
1928
-- Original prospect or advert Listed in the Marconi catalog No. 520, Sept. 1928
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Première source |
1930 : 70 Years of Radiotubes and V.
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Culot |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
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Chauffage |
Vf 4 Volt / If 1 Ampère / Direct |
Description |
This was one of the first British Rectifier to have an oxide-coated filament. 250V, 75mA.
Listed in the Marconi catalog No. 520, Sept. 1928.
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Bibliographie |
Taschenbuch zum Röhren-Codex 1948/49
70 Years of Radiotubes and V.
- - Manufacturers Literature
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Just Qvigstad
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U9: Manufacturer's Literature
Emilio Ciardiello
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Modèles de Radiomuseum.org avec ce composant :9
Collection de
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[rmxtube-fr, noindex]
Mentions légales |
Plus d'informations |
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