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U15

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ID = 8258
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to U15
Similar Tubes
Normally replaceable-slightly different:
  AU12 ; CV1265 ; CV1266 ; NU13 ; NU13A

Base L4 British large 4 pin (1922, LG4)
Was used by Military and/or Government
Filament Vf 6 Volts / If 2 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
78 x 180 x mm / 3.07 x 7.09 x inch
Information source Babani, International Radio Tube Encyclopaedia   p. 290 & 291
The Saga of Marconi Osram Valve   Page 174
Taschenbuch zum Röhren-Codex 1948/49
History of GEC and the Marconi Osram Valve

u15_sockel_rr.gif U15: RR
Reinhard Riek


Just Qvigstad

Collection of

 
u15_06.jpg

U15
 

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