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J71A

Information - Help 
ID = 15912
       
Country:
United States of America (USA)
Brand: CeCo (tubes), C.E. Mfg. Co. Inc.; Providence, RI
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to J71A = 071A = 171A = CX371A = 471A
Similar Tubes
Normally replaceable-slightly different:
  UX171A

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)
Dimensions (WHD)
incl. pins / tip
x 108 x 45 mm / x 4.25 x 1.77 inch
Weight 47 g / 1.66 oz
Literature Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore   page 16.
 
j_71_a_ceco.jpg
J71A: Eigene Sammlung
Aldo Patriarca

 
s_217_g_54.gif
J71A: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 


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