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UCH 11  
Country:  Europe      Brand:  Common tube type Europe 
  Developer:  Telefunken Deutschland (TFK) 
  Tube type:  Triode-Hexode   Frequency converter   Controlling (mu) 
Identical to UCH11
Similar Tubes UCH11g (other shape (e.g. bulb, size))   UCH171 (other base)  
First Series   Jul.1939 Tube leaflet collection E.Erb Analysis by original leaflets (V7, T8)
First Source (s) 23.Jul.1939 : Funkschau (FS) 1939 #30
1939 : TR3916-145
Predecessor Tubes CK1   CCH1  
Successor Tubes 1948 UCH42   UCH41   UCH171  
Base German Steel Y8A, 1938 (Codex=Rh)
Was used by Radio/TV-reception etc.
Filament -: Indirect / -: Series, AC/DC / If: 0.1 Ampere / Vf 20 Volts /
Tube prices 1 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   

 
 

     

Usage in Models  

8= 1939?  40= 1939  1= 1940??  12= 1940?  28= 1940  1= 1941?  34= 1941  22= 1942  2= 1943?  2= 1943  1= 1944??  3= 1944  1= 1945??  4= 1945  1= 1946??  13= 1946  1= 1947??  1= 1947?  55= 1947  5= 1948?  69= 1948  2= 1949??  5= 1949?  106= 1949  3= 1950?  92= 1950  3= 1951?  18= 1951  2= 1952??  1= 1952?  9= 1952  1= 1953?  15= 1953  2= 1954?  7= 1954  1= 1955??  1= 1955  1= 1956  1= 9999 

Number of Models with this tube   574