Radio Antica e Radio d'epoca
FE1_Louden
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Stato:
Gran Bretagna (Regno Unito)
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| Identico a |
FE1_Louden
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| Prime serie |
1925
??
Saga of the Vacuum Tube, Tyne page 392
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| Zoccolo |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Utilizzata per |
Radio/TV-reception etc. |
| Filamento |
Direct / Battery = |
| Descrizione |
Thrower calls it F1 and has data for it. Either Tyne or Thrower may be in error.
Louden valves were marketet by Fellows Magneto Co. Ltd. in 1924 and 1925. Some Louden designations used were FE1 and FE2 for bright emitters; FER1, FER2 and 0.06 designated dull emitters having thoriated filaments.
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| Bibliografia |
Saga of the Vacuum Tube, Tyne page 392
Radios von gestern, 4. Auflage Seite 217
British Radio Valves - The Vintage Years: 1904-1925
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FE1_Louden: Fin Stewart
Fin Stewart
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Just Qvigstad
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| Conformità dei dati |
Ulteriori informazioni |
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