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M11

Information - Help 
ID = 39486
       
Country:
United States of America (USA)
Brand: Marathon (tubes), Northern Manufacturing Co.; Newark, NJ
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Audio Frequency 
Identical to M11 = C11
Similar Tubes
Normally replaceable-slightly different:
  WD11

Base WD-base
Was used by Radio/TV-reception etc.
Filament Vf 1.1 Volts / If 0.25 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip
30 x 90 x mm / 1.18 x 3.54 x inch
Weight 27 g / 0.95 oz
Information source -- Collector info (Sammler)   

wd11sockelbild_2_1_1.png M11: Fin Stewart
Fin Stewart


Just Qvigstad

Collection of

 
usa_marathon_m11_01.jpg

M11
 

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