Radio Antica e Radio d'epoca
E157_Osram
Stato:
Gran Bretagna (Regno Unito)
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Identico a |
E157_Osram
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Zoccolo |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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Utilizzata per |
Technology / Measurement |
Filamento |
Vf 1 Volt / If 1 Ampere / Direct / Specified voltage AC/DC |
Descrizione |
Limited production experimental triode for use in early alternating current circuits. Developed at the Hirst Research Centre of GEC. One of these tubes was in the John Stokes collection in New Zealand.
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Bibliografia |
-- Collector info (Sammler)
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E157_Osram: 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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