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C347

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ID = 22269
       
Country:
United States of America (USA)
Brand: Cunningham Inc., E.T.; Harrison (NJ)
Tube type:  Vacuum Pentode   Power/Output 
Identical to C347 = ER247 = 447 = Y-247 = NY-247 = RX247 = c-47 = RYB247 = CL-47 = TS247
Similar Tubes
Other shape (e.g. bulb type):
  NU-47

Base UY-Base, 5 Pins (USA, April 1927)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Direct / Parallel, (AC/DC)
Tube prices 1 Tube prices (visible for members only)
 
c_347.jpg
C347: AH eigene Sammlung
Alexander Hofer

 
c347_sock.png
C347: Cunningham Radio Tubes Manual C-10 1932
Daniel Consales

 
c347_daten_p1.png
C347: Cunningham Radio Tubes Manual C-10 1932
Daniel Consales


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