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UR1

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ID = 8291
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to UR1 = CY1
Similar Tubes
Other base:
  UR1C
Base Europe side contact P8A (Au P, 8SC) (Codex=F)
Filament Vf 20 Volts / If 0.2 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
ur1_2.jpg
UR1: FC
Frank Cuffe
 
ur1_so.png
UR1: rtt
Michael Schlör
 

from Just Qvigstad
Usage in Models 2= 1931 ; 2= 1933? ; 8= 1934 ; 1= 1935? ; 12= 1935 ; 1= 1936
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):26
Collection of a member from D
Collection of Frank Cuffe (IRL)
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