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Dry-Battery

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ID = 77308
       
Country:
United States of America (USA)
Brand: Nutron Manufacturing Co.; Passaic, N.J.
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Audio Frequency 
Identical to Dry-Battery
Similar Tubes
Normally replaceable-slightly different:
  WD12

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 1.5 Volts / If 0.25 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip
x 93 x 35 mm / x 3.66 x 1.38 inch
Weight 50 g / 1.76 oz
Information source Radio News   October 1924 p. 571

uv_triode_tube~~41.png Dry-Battery: Fin Stewart
Fin Stewart


Just Qvigstad
 

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