Catalogue de radios anciennes
448A
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Pays:
Etats-Unis
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| Identique à |
448A
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| Chauffage |
Vf 6.3 Volt / If 0.45 Ampère / Indirect |
| Description |
31.5mS, 6W. Also made by NEC. 'B' suffix has inside of the bulb coated with Aquadag.
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| Bibliographie |
-- Collector info (Sammler)
Tube Lore (I)
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[rmxtube-fr, noindex]
| Mentions légales |
Plus d'informations |
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