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2D4

Information - Help 
ID = 6504
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Double Diode   Detector 
Identical to 2D4 = AB1
Similar Tubes
Different connections:
  2D4A
Successor Tubes 2D4A  

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fc)
Filament Vf 4 Volts / If 0.65 Ampere / Indirect / Parallel, (AC/DC defined voltage)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
2d4_mullard_sbr_p00_s.jpg
2D4: Collection Patrice ZEISSLOFF
Patrice Zeissloff

 
2d4_so.png
2D4
Michael Schlör

 
2d4reduitdoc.png
2D4: Babani 1949-1951
Patrice Zeissloff


from Just Qvigstad

Usage in Models 7= 1934 ; 4= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11


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