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ResistoR4

Information - Help 
ID = 14746
       
Country:
Germany
Brand: Radioröhren-Laboratorium-GmbH, Gerd Nickel, (Ultra); Berlin
Tube type:  TRIODE (Detail uncertain) 
Identical to ResistoR4
Similar Tubes
Normally replaceable-slightly different:
  KC1_4pin
First Source (s)
Sep.1927 : Funk Bastler Heft 39

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 2 Volts / If 0.06 Ampere / Direct
Description Diese Röhre gab es auch mit Topfsockel. Codex falsch erfasst! 
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
resisto4.jpg
ResistoR4: gerd.eisenbarth
Gerhard Eisenbarth

 
resistor4_so.png
ResistoR4: rtt
Michael Schlör

 
nickel_ultraroehren1927_2.png
ResistoR4: Bastelbriefe der Drahtlosen, H.10/1927
Wolfgang Eckardt


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