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UX201A_highgrade

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ID = 71813
       
Country:
United States of America (USA)
Brand: Arco Tube Company; Newark (NJ)
Tube type:  Triode, vacuum   Audio Frequency 
Identical to UX201A_highgrade
First Source (s)
Jul.1930 : Radio Craft

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.25 Ampere / Direct / Battery =
Description

Specially designed "Hi Mu" type tube with a tubular glass bulb and higher vacuum

 
Dimensions (WHD)
incl. pins / tip
x x 45 mm / x x 1.77 inch

uxsockel_11~~62.png UX201A_highgrade: Fin Stewart
Fin Stewart


Just Qvigstad
 

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