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X11

Information - Help 
ID = 86786
       
Country:
United States of America (USA)
Brand: Thorola, Winkler-Reichmann Co.; Chicago, IL
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Audio Frequency 
Identical to X11
Similar Tubes
Differences not known by us:
  WD11

Was used by Radio/TV-reception etc.
Filament Vf 1.1 Volts / If 0.25 Ampere / Direct
Description

This tube is similar to the WD11 but in the advert the type number is shown as X11. It is not known if the tube has a WD11 or UX base.

 
Dimensions (WHD)
incl. pins / tip
35 x 104 x 30 mm / 1.38 x 4.09 x 1.18 inch
Weight 42 g / 1.48 oz
Information source -- Original prospect or advert   Citizens Radio Call Book January 1929

 

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