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171

Information - Help 
ID = 15307
       
Country:
United States of America (USA)
Brand:
Tube type:  Triode, vacuum   Power/Output 
Identical to 171 = 71 = UX171 = MX171
Similar Tubes
Normally replaceable-slightly different:
  C-171 ; J71

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Filament Vf 5 Volts / If 0.25 Ampere / Direct / Battery =
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
171_1.jpg
171: De mi autoria
Cristian Wolkenstein

 
s_217_g_6.gif
171: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 

Usage in Models 1= 1926 ; 1= 1927? ; 6= 1927 ; 2= 1928? ; 18= 1928 ; 2= 1929?? ; 4= 1929? ; 7= 1929 ; 5= 1930?? ; 1= 1930 ; 1= 1931?? ; 1= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):49


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