Catalogue de radios anciennes
229D
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Pays:
Etats-Unis
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| Identique à |
229D
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| Culot |
UV-Base (4 Pins+Bayonet, USA 1914 WE)
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| Chauffage |
Vf 3 Volt / If 0.06 Ampère / Direct / Battery = |
| Description |
Receiving triode, T8 bulb on UV base. Mu = 8.5, Gm 0.38 to 0.56mS. Grid and filament spring supported by glass bead from top of plate. Developed for Northern Electric as improved UV-199.
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| Bibliographie |
Tube Lore (I)
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Just Qvigstad
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[rmxtube-fr, noindex]
| Mentions légales |
Plus d'informations |
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