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DL11

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ID = 427
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Vacuum Pentode   Power/Output 
Identical to DL11
Similar Tubes
Other base and data slightly different:
  DL21
First year 1940 -- Collector info (Sammler)
First Source (s)
May.1940 : Funkschau 1940 #4
Predecessor Tubes KL5  
Base German Steel Y8A, 1938 (Codex=Roo)
Filament Vf 1.2 Volts / If 0.05 Ampere / Direct / Battery =
Tube prices 8 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
dl11.png
DL11: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
178_1.png DL11: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
Just Qvigstad 		dl11_data1.png
DL11: Telefunken 1941
Robert Schmalstieg
More ...
Usage in Models 1= 1940?? ; 1= 1940? ; 6= 1940 ; 17= 1941 ; 1= 1942?? ; 3= 1942? ; 7= 1942 ; 2= 1943? ; 3= 1943 ; 1= 1946 ; 2= 1948 ; 5= 1949 ; 2= 1950? ; 5= 1950 ; 2= 1951? ; 6= 1951 ; 1= 1952?? ; 4= 1952 ; 1= 1953
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):70

Collection of

Collection of a member from FIN
Timo Rantasaari (FIN)
Jouko Laukkanen (FIN)
Danko Tkalec (HR)
Tor Steinnes (N)
Antonio Martins-Pais (P)
Tomasz Szczesniak (PL)
Valery Gromov (RUS)
Joachim Glüder (D)
Karlheinz Fischer (D)
Collection of a member from D
Michael Wilhammer (D)
Günther Stabe † 19.8.20 (D)
Heinz Schmidt (D)
Hartmut Völler (D)
Jacob Roschy (D)
Karl - Heinz Bossan (D)
Uwe Kuhn (D)
 
dl11_tf_r.jpg

DL11
 
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