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K7_Métal

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ID = 48695
       
Country:
France
Brand: Métal; France (tubes)
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to K7_Métal
First Source (s)
Feb.1927 : - - Manufacturers Literature

Base Europe 3-Pin B3 (Eu H)
Filament Vf 4 Volts / If 0.8 Ampere / Direct / Specified voltage AC/DC
Information source - - Manufacturers Literature   


Just Qvigstad
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K7_Métal: own collection
Peter den Boer

Collection of

Collection of a member from D
Collection of a member from D
 
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K7_Métal
 

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