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Bigrille

Information - Help 
ID = 12578
       
Country:
France
Brand: Cyrnos (brand) - see also MCB
Tube type:  Dual-Grid Tetrode   Frequency converter 
Identical to Bigrille

Base Europe "B5 big size" (D, Bigrille) (Codex=Eu)
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   
  tubeenvdiag_klein_mod_bigr_14.gif
  Bigrille: DRB 55
Wolfgang Holtmann
 
tubesockel_klein_bigrillem_3_9.gif
Bigrille: W.H.
Wolfgang Holtmann

 

Usage in Models 2= 1925?? ; 1= 1925? ; 2= 1926? ; 5= 1927 ; 2= 1928 ; 1= 1929? ; 1= 1929 ; 1= 1932

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):15

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