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5W4

Information - Help 
ID = 3241
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 5W4 = VT-97
Similar Tubes
Other shape (e.g. bulb type):
  5W4G ; 5W4GT ; U51
Other class quality (otherwise equal):
  CV1849
First Source (s)
01.Apr.1936 : Electron Tube Registration List
Predecessor Tubes 80   5Y3G  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vy)
Filament Vf 5 Volts / If 1.5 Ampere / Direct /
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

  5w4.png
  5W4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
5w4_r.jpg
5W4: collection JR
Jacob Roschy

 
311_3~~9.png
5W4: Telefunken Werkstattbuch
Wolfgang Bauer

 
5w4_rca_data_01.png
5W4: Original data sheet
Michael Poll


Usage in Models 1= 1935?? ; 3= 1935? ; 6= 1936?? ; 8= 1936? ; 73= 1936 ; 3= 1937?? ; 17= 1937? ; 37= 1937 ; 12= 1938?? ; 7= 1938? ; 28= 1938 ; 13= 1939?? ; 1= 1939? ; 13= 1939 ; 1= 1940?? ; 2= 1940? ; 14= 1940 ; 3= 1941? ; 1= 1942?? ; 2= 1942 ; 3= 1945? ; 1= 1946?? ; 2= 1947?? ; 2= 1950?? ; 2= 1951 ; 4= 1952?? ; 1= 1953
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):260

5W4*Box
   

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