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EG101

Information - Help 
ID = 7769
       
Country:
Netherlands
Brand: Thermion; Netherlands
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to EG101 = EG1
Production stop Feb.1938

Base Europe 3-Pin B3 (Eu H) (Codex=Eo)
Filament Vf 4 Volts / If 1 Ampere / Half indirect / Parallel, (AC/DC)
Description This is a Thermiode, a glass tube in a shielding of nickel-iron alloy to prevent electric or magnetic interference. As for rectifiers this was also done, but was of no use. This tube in the picture has a B5 base, although manufacturers data mention a B3 base. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1933
 
eg101.jpg
EG101
Peter den Boer

 
eg1_1.png
EG101: Thermion
Wolfgang Holtmann

 
eg101data.png
EG101: own collection
Peter den Boer


from Just Qvigstad


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