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5W4G

Country:  United States of America (USA)      Brand:  Common type USA tube 
  Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Tube ID = 7271
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Identical to 5W4G = CV842
Similar Tubes Other shape (e.g. bulb type):
 5W4; 5W4GT; CV503; U51
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Vy)
Filament Vf 5 Volts / If: 1.5 Ampere / -: Direct /
Dimensions (WHD)
incl. pins / tip		 34 x 86 x mm / 1.34 x 3.39 x inch
Tube prices 0 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

5w4.png
5W4G: Manufacturer's Literature
Emilio Ciardiello
 
5w4g_rca_data_01.png
5W4G: Original data sheet
Michael Poll
Usage in Models   27= 1937? ; 6= 1937 ; 8= 1938?? ; 232= 1938? ; 187= 1938 ; 70= 1939? ; 19= 1939 ; 56= 1940? ; 1= 1940 ; 4= 1941? ; 1= 1941
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   611
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