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UCF11

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ID = 76894
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Triode-Pentode   Controlling (mu) 
  Ca. 1925 up to 1945 no serial production. For instance only development samples. *****
Identical to UCF11

Base German Steel Y8A, 1938
Was used by Radio/TV-reception etc.
Filament If 0.1 Ampere / Indirect / Specified current AC/DC ~ = (Series working)


Just Qvigstad

Collection of

 
ucf11_1.jpg

 

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