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NR49

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ID = 10173
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Developer: Mullard Radio Valve Co. Ltd.;  
Tube type:  Vacuum Pentode   RF/IF-Stage 
  Ca. 1925 up to 1945 rare.
Identical to NR49 = CV1056 = 10E/11402 = 1260 = ZA13352 = 5A/157D = VT201_GPO = EF36

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uf) Top contact with a cap.
Was used by Military and/or Government
Filament Vf 6 Volts / If 0.2 Ampere / Indirect / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
Babani, International Radio Tube Encyclopaedia   Page 122
Universal Vade-Mecum, Electron Valves and Semiconductor Devices

nr49_so.png NR49: rtt
Anonymous 10 Collector


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