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LS5_GE

Informazioni - Aiuto 
ID = 30814
       
Stato:
Gran Bretagna (Regno Unito)
Produttore: GEC, General Electric Co Ltd., GENALEX; London
Tipo:  Triodo a vuoto   Power/Output 
Identico a LS5_GE = VT25_GPO

Zoccolo UV-Base (4 Pins+Bayonet, USA 1914 WE)
Filamento Vf 4.5 Volt / If 0.82 Ampere / Direct / Battery =
Descrizione The telephone network in Great Britain continued to grow. By 1926 there were twenty-six repeater stations with total of 670 repeaters in service. One of the standard amplifying valve used in such repeaters, designed by the Post Office as "Valve Thermionic (VT) No. 25". It was made by General Electric Company Ltd., London and was a further development of the R valve used in radio applications. It was used in radio receivers as an output valve under the designation LS5. 
Bibliografia Saga of the Vacuum Tube, Tyne   page 367, 368


Just Qvigstad
 

[rmxtube-en]
  

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