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EF13

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ID = 2103
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to EF13
Similar Tubes
Multiple differences or of other kind:
  EF8
First year Jul.1938 Tube leaflet collection E.Erb Analysis by original leaflets (V7)
First Source (s)
15.Jul.1938 : Funk 1938 #14
Successor Tubes EF173  

Base German Steel Y8A, 1938 (Codex=R)
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Parallel / series AC/DC
Description Low noise HF- preamp tube 
Text in other languages (may differ)
Tube prices 12 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  ef13.png
  EF13: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
ef13_4.jpg
EF13
Roland Biesler

 
54.png
EF13: Telefunken Werkstattbuch
Wolfgang Bauer

 
ef13_data01.png
EF13: Telefunken 1939
Robert Schmalstieg


Usage in Models 2= 1938?? ; 1= 1938? ; 15= 1938 ; 5= 1939? ; 37= 1939 ; 1= 1940?? ; 3= 1940? ; 13= 1940 ; 1= 1941?? ; 18= 1941 ; 18= 1942?? ; 10= 1942 ; 1= 1943?? ; 3= 1943 ; 1= 1944 ; 2= 1945 ; 1= 1946? ; 4= 1946 ; 2= 1947? ; 5= 1947 ; 2= 1948?? ; 3= 1948? ; 8= 1948 ; 4= 1949? ; 29= 1949 ; 1= 1950?? ; 1= 1950? ; 23= 1950 ; 1= 1951? ; 10= 1951 ; 4= 1952? ; 2= 1952 ; 1= 1953?? ; 2= 1953 ; 2= 1954? ; 1= 1955?? ; 2= 1955 ; 1= 1956

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):240



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