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471B

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ID = 15387
       
Country:
United States of America (USA)
Brand:
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 very rare. ***
Identical to 471B

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 / Battery =
Dimensions (WHD)
incl. pins / tip
45 x 108 x mm / 1.77 x 4.25 x inch
Weight 47 g / 1.66 oz
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
70 Years of Radiotubes and V.   Page 166

s_217_g_31.gif 471B: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


Just Qvigstad

Collection of

 
deforest_471b_001.jpg

471B
 

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