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R76

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ID = 14647
       
Country:
France
Brand: Dario (tubes) - voir aussi La Radiotechnique
Tube type:  TRIODE (Detail uncertain)   Detector 
Identical to R76
Similar Tubes
Normally replaceable-slightly different:
  A415
First year 1928 Saga of the Vacuum Tube, Tyne page 403
First Source (s)
10.Dec.1928 : -- Original prospect or advert "Le Mercure Africain"

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   


Just Qvigstad
r76dariodatasmall.png
R76: own collection
Peter den Boer

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Usage in Models 2= 1928?? ; 1= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
 

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