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DX3

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ID = 11189
       
Country:
France
Brand: Mazda (tubes), Mazda-Belvu, Compagnie des Lampes; Paris
Tube type:  Vacuum Pentode   Power/Output 
Identical to DX3 = RES174d = B443
Similar Tubes
Normally replaceable-slightly different:
  D100
Other base:
  DX3_5pin
First Source (s)
Mar.1929 : - - Manufacturers Literature Métal-Radio

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Foo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery =
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
metaldx3_web.jpg
DX3: CA
Christian ADAM

 
dx3_so.png
DX3: rtt
Michael Schlör

 
metal_dx3_rmorg_gif.gif
DX3: Document original
Christian ADAM


Usage in Models 1= 1928?? ; 2= 1930 ; 3= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6


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