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1878 Info
Country:  Europe      Brand:  Common type Europe 
  Tube type:  Half-Wave Vacuum Rectifier 
Tube ID = 7513
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Identical to 1878
First Series   1935 Tube leaflet collection E.Erb Analysis by original leaflets

Base Edison big E27 = 27 mm (Codex=Edison 27 mm)
Was used by Technology / Measurement
Filament -: Half indirect / If: 0.7 Ampere / Vf 4 Volts /
Description <10.5kV rms <2mA mean. 
Literature Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   

  valvula1878.png
  Internet
Miguel Angel Trujillo-Rodriguez
1878_so.png
rtt
Michael Schlör

 
No further Information for

1878    

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