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5U4

Information - Help 
ID = 3387
       
Country:
United States of America (USA)
Brand:
Tube type:  Full-Wave Vacuum Rectifier 
Identical to 5U4
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vy)
Filament Vf 5 Volts / If 3 Ampere
Description There is no metal tube 5U4, see under 5U4G 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   
5u4_corrected.png
5U4: corrected version
Roland Langfeld
311_1.png 5U4: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		5u4_5v4_dat.png
5U4: elektron taschenbuch 1952
Heinz Höger
More ...
Usage in Models 1= 1936 ; 1= 1937?? ; 1= 1937? ; 2= 1937 ; 3= 1938 ; 1= 1939? ; 2= 1939 ; 2= 1940?? ; 2= 1940 ; 1= 1941? ; 11= 1941 ; 4= 1942? ; 9= 1942 ; 2= 1944 ; 4= 1945?? ; 1= 1945? ; 2= 1945 ; 8= 1946?? ; 4= 1946? ; 3= 1946 ; 2= 1947? ; 9= 1947 ; 2= 1948?? ; 4= 1948? ; 13= 1948 ; 2= 1949?? ; 6= 1949? ; 11= 1949 ; 9= 1950?? ; 30= 1950? ; 4= 1950 ; 2= 1951?? ; 26= 1951? ; 3= 1951 ; 1= 1952?? ; 2= 1952? ; 10= 1952 ; 3= 1953? ; 9= 1953 ; 1= 1954?? ; 4= 1954? ; 11= 1954 ; 15= 1955?? ; 6= 1955? ; 6= 1955 ; 8= 1956?? ; 13= 1956? ; 8= 1956 ; 1= 1957?? ; 4= 1957? ; 3= 1957 ; 5= 1958?? ; 9= 1958? ; 5= 1958 ; 2= 1959?? ; 6= 1959? ; 9= 1959 ; 10= 1960?? ; 3= 1960? ; 1= 1960 ; 1= 1961?? ; 2= 1961? ; 18= 1962?? ; 1= 1962? ; 5= 1963? ; 1= 1963 ; 1= 1964 ; 3= 1965?? ; 1= 1967 ; 1= 1968 ; 2= 1969?? ; 1= 1970?? ; 1= 2000?? ; 1= 2013
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):381

Collection of

Götz Linss † 27.06.21 (D)
Peter Pfeiffer (D)
 
5u4_std_1.jpg

5U4
 
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