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UDD2

Information - Help 
ID = 22674
       
Country:
Spain
Brand: Castilla; Madrid
Tube type:  Double Diode 
Identical to UDD2
Similar Tubes
Normally replaceable-slightly different:
  CB2

Filament
Literature - - -   de Darkness, Radio Válvulas, 1952
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udd2_so.png
UDD2: rtt
Michael Schlör

 

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