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50 Info
Country:  United States of America (USA)      Brand:  Common type USA 
  Tube type:  Triode, vacuum   Power/Output 
Tube ID = 2677
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Identical to 50 = VT-50 = 150_Endtriode = A750
Similar Tubes L50 (can normally be replaced - small diff'ce)  
First Series   1928 Radios von gestern
First Source (s) May.1928 : -- Collector info (Sammler)

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament -: Direct / -: Parallel, (AC/DC) / If: 1.2 Ampere / Vf 7.5 Volts /
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

  50.png
  Internet
Miguel Angel Trujillo-Rodriguez
50_picolo.jpg
K.H.Fischer
Karlheinz Fischer

 
171_16.png
Telefunken Werkstattbuch
Wolfgang Bauer

 
50_techdat01.png
Sylvania Technical Manual
Peter Hoddow

Usage in Models   1= 1928?? ; 4= 1928 ; 3= 1929? ; 8= 1929 ; 2= 1930?? ; 2= 1930 ; 1= 1931? ; 1= 1931 ; 1= 1932?? ; 6= 1932? ; 2= 1932 ; 5= 1933 ; 2= 1934?? ; 1= 1934 ; 2= 1935?? ; 2= 1935 ; 1= 1936?? ; 3= 1936? ; 1= 1937?? ;
Number of Models with this tube   48
No further Information for

50    

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05DecX