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Junot-Detecteur

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ID = 19029
       
Country:
France
Brand: Péricaud, G. et A. Péricaud Fils (Junot, SEP, S.E.P.); Paris
Tube type:  Triode, vacuum   Detector 
  <1925 very rare. ***
Identical to Junot-Detecteur
First Source (s)
03.Nov.1923 : La Nature

Base Europe 4-Pin (A, 4A, B4, since 1914)
Filament Vf 4 Volts / If 0.65 Ampere / Direct / Battery = /
Description

A nickel plated brass based tipped top tube. It is called "Detecteur" or "Triode Junot-Detecteur". A wild tube that attempts to avoid basic patents on the triode.... It has 6 discs with holes punched in the center stacked one above the other with the unconventional grid and filament passing through the centers. See also Peri-Tube at Radiomuseum.org. This tube has two filaments. An extra wire through the ceramic bottom of the base has to wound arond one filament pin to connect the second filament. Anode volts 50-80 Volt.

 
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Tube prices 1 Tube prices (visible for members only)

 
junot_detecteur.jpg
Junot-Detecteur: EE
Ernst Erb

 
junotpub1925r.png
Junot-Detecteur: Publicité
Patrice Zeissloff



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