Radio Antica e Radio d'epoca
DL14
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Stato:
USA (Stati Uniti d'America)
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Produttore:
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DeForest-Tubes |
| Tipo: |
Triodo a vuoto Power/Output |
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Ca. 1925 up to 1945 rare. |
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| Identico a |
DL14
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| Valvole
simili |
Sostituita normalmente - piccola diff.:
UX171
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| Zoccolo |
UX-Base (4 Pins (2 thick, USA 1924)
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| Utilizzata per |
Radio/TV-reception etc. |
| Filamento |
Vf 5 Volt / If 0.25 Ampere / Direct / Battery = |
| Descrizione |
This tube was originally listed as a DV4. The DV4 was not made by de Forest according to available references. As the illustration shows, it has a UX base and is actually a DL14. First made 1927 with "Isolantite" base (a type of ceramic) and discontinued 1928. Plate voltage 180.
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Dimensioni
(LxAxP)
incl.pins/tip |
44 x 107 x mm / 1.73 x 4.21 x inch |
| Bibliografia |
Vintage Radio 1887-1929, Greenwood's Classic Pictorial Album Pages 301, 302 & 305
Saga of the Vacuum Tube, Tyne
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DL14: Fin Stewart
Fin Stewart
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Just Qvigstad
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Collezione di
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[rmxtube-en]
| Conformità dei dati |
Ulteriori informazioni |
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