Radio Antica e Radio d'epoca
I-T-E-V
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| Tipo: |
Triodo a vuoto Universal |
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<1925 extraordinary rare |
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| Identico a |
I-T-E-V
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| Prime serie |
Mar.1921
70 Years of Radiotubes and V.
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Evoluzioni
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1921
RMR
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| Zoccolo |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Filamento |
Vf 3.5 Volt / Direct / Specified voltage AC/DC |
| Descrizione |
Made by H W Sullivan. Known as "The Improved Three Electrode Valve" - no type number. Made to the R pattern during 1921. Superceded probably because of patent infringement action. With 50V on anode Ia = 1.5mA at Vg=0. Stokes - p 208.
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| Bibliografia |
70 Years of Radiotubes and V.
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Just Qvigstad
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[rmxtube-en]
| Conformità dei dati |
Ulteriori informazioni |
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