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5Z4

Information - Help 
ID = 2219
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 5Z4 = VT-74
Similar Tubes
Other shape (e.g. bulb type):
  5Z4G ; 5Z4GT ; 5Z4MG ; 5Ц4С ; GT5Z4
Other base:
  5MK9
First Source (s)
15.Aug.1935 : Electron Tube Registration List
Predecessor Tubes UX280   CX380  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vn)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Half indirect /
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

  5z4.png
  5Z4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
5z4_r_1.jpg
5Z4: collection JR
Jacob Roschy

 
5z4.png
5Z4: Manufacturer's Literature
Emilio Ciardiello

 
5z4_rca_data_01.png
5Z4: Original data sheet
Otto Galli


Usage in Models 4= 1935?? ; 29= 1935? ; 112= 1935 ; 22= 1936?? ; 28= 1936? ; 234= 1936 ; 10= 1937?? ; 10= 1937? ; 53= 1937 ; 4= 1938?? ; 6= 1938? ; 29= 1938 ; 7= 1939?? ; 4= 1939? ; 10= 1939 ; 6= 1940?? ; 2= 1940? ; 9= 1940 ; 7= 1941?? ; 4= 1941? ; 1= 1941 ; 2= 1942?? ; 1= 1942? ; 2= 1945?? ; 2= 1945? ; 2= 1945 ; 2= 1946?? ; 2= 1946? ; 21= 1946 ; 6= 1947?? ; 5= 1947? ; 10= 1947 ; 8= 1948?? ; 4= 1948? ; 23= 1948 ; 1= 1949?? ; 12= 1949? ; 15= 1949 ; 9= 1950?? ; 1= 1950? ; 17= 1950 ; 6= 1951 ; 1= 1952?? ; 1= 1952? ; 1= 1952 ; 3= 1953 ; 2= 1954?? ; 1= 1954? ; 1= 1954 ; 2= 1955?? ; 2= 1955? ; 2= 1955 ; 1= 1956? ; 1= 1958? ; 3= 1959 ; 2= 1960?? ; 1= 1962?? ; 1= 1962 ; 1= 1974??
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):768

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