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R4000

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ID = 7125
       
Country:
Germany
Brand: Rectron GmbH; Berlin S59
Tube type:  Full-Wave Rectifier gas filled 
Identical to R4000
Similar Tubes
Normally replaceable-slightly different:
  1062
First year 1930 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 2.1 Volts / If 4.5 Ampere
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
r4000_so.png
R4000: rtt
Michael Schlör

 
spezialtypendatasmall_4.png
R4000: own collection
Peter den Boer


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