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MX20

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ID = 10163
       
Country:
France
Brand: Grammont (Radiofotos, Fotos); Paris, Malakoff
Tube type:  Dual-Grid Tetrode 
Identical to MX20
Similar Tubes
Normally replaceable-slightly different:
  A441_5pin

Base French Bigrille 5 pin (D) (Codex=Fco)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.12 Ampere / Direct / Specified voltage AC/DC
Description

Amplifying bigrille

 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   

mx20_fotos.png
MX20: Catalogue Arc Radio
Patrice Zeissloff

 
20200325_212430.jpg

 

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