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171A

Information - Help 
ID = 3329
       
Country:
United States of America (USA)
Brand:
Tube type:  Triode, vacuum   Power/Output 
Identical to 171A = 71A = 471A = J71A = PA171A = DX-171A = VX171A = AX-171A = T-71A = T-171A = MX171A = JX-171A = SLX171A = RayX-171A = TC171A = PR61 = RX171A
Successor Tubes TC171A  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.25 Ampere / Direct / Parallel, (AC/DC)
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
  ux171a_application.png
  171A: Electronics, March 1931
Achim Dassow
 
super_airline_171a.jpg
171A: Fin Stewart collection
Fin Stewart

 
s_217_g_7.gif
171A: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

 
usa_rca_171a.png
171A: eigenes Dokument
Roland Böhme


from Just Qvigstad

Usage in Models 1= 1927? ; 5= 1927 ; 2= 1928? ; 36= 1928 ; 4= 1929?? ; 7= 1929? ; 27= 1929 ; 2= 1930? ; 12= 1930 ; 2= 1931?? ; 5= 1931 ; 1= 1932?? ; 2= 1932?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):106



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