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Colloïd

Information - Help 
ID = 69688
       
Country:
France
Brand: La Radiotechnique (RT); Paris, Suresnes
Tube type:  Solid State Rectifier   Power-supply 
Identical to Colloïd

Base Edison, size not known
Was used by Radio/TV-reception etc.
Filament
Description

La valve colloïd, qui doit fonctionner verticalement, se présente extérieurement sous la forme d'un tube métallique perforé, portant à sa base un culot à vis Edison, et contient la cellule de redressement.

 
 
rm2.jpg
Colloïd: P.K.
Peter Kahlich

 

Usage in Models 1= 1925

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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