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D4F

Information - Help 
ID = 71984
       
Country:
France
Brand: ACRM (A.C.R.M.), Ateliers de Constructions Radioélectriques; Montrouge
Tube type:  Vacuum Pentode 
Identical to D4F

Filament
 

Usage in Models 1= 1933

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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