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ID = 67936
United States of America (USA)
Brand: Ureco, United Radio and Electric Co.; Newark (NJ) and Brooklyn (NY)
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Detector 
  <1925 very rare. ***
Identical to U12_Ureco = Junior_Concertmaster = WD12

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 1.1 Volts / If 0.25 Ampere / Direct / Battery =

This tube is also made by Ureco as a WD12

Dimensions (WHD)
incl. pins / tip
x 105 x 34 mm / x 4.13 x 1.34 inch
Weight 52 g / 1.83 oz
Information source - - Manufacturers Literature   Label on tube box

uv~~77.png U12_Ureco: Fin Stewart
Fin Stewart

Just Qvigstad

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