Radio Antica e Radio d'epoca

TB07/25E
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Stato:
USA (Stati Uniti d'America)
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| Identico a |
TB07/25E
= 809
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| Zoccolo |
UX-Base (4 Pins (2 thick, USA 1924)
Top contact with a cap.
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| Utilizzata per |
Transmittertube (Radio) |
| Filamento |
Vf 6.3 Volt / If 2.5 Ampere / Direct |
| Descrizione |
This tube made by General Electric for Philips, Holland. GE made some special lamps and tubes fot Philips during World War one as the Dutch Philips factory was controled by the German military. Lamps included automotive and film projection. Tunes were receiving and transmitting types. The tube has 809 stamped on the bulb.
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Dimensioni (LxAxP) incl.pins/tip |
x 161 x 62 mm / x 6.34 x 2.44 inch |
| Peso |
77 g / 2.72 oz |
| Bibliografia |
-- Collector info (Sammler)
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TB07/25E: Fin Stewart
Fin Stewart
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Just Qvigstad
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Collezione di
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| Conformità dei dati |
Ulteriori informazioni |
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