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CV245

Information - Help 
ID = 15641
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Developer: Western Electric Company Inc.; New York (NY) 
Tube type:  Vacuum Pentode   Universal 
  Ca. 1925 up to 1945 very rare. ***
Identical to CV245 = 4328D = VT185_GPO = 5A/136D
Similar Tubes
Other base:
  328A ; 4328A ; 5A/136A ; S328A

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Military and/or Government
Filament Vf 7.5 Volts / If 0.425 Ampere / Indirect / Parallel, (AC/DC)
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
Babani, International Radio Tube Encyclopaedia
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
 
gb_cv245_roehre1.jpg
CV245: Eigene Sammlung
Siegfried Raedel

 
cv245_1.png
CV245: Manufacturer's Literature
Emilio Ciardiello


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