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U31_USA

Information - Help 
ID = 20182
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Full-Wave Vacuum Rectifier 
Identical to U31_USA
Similar Tubes
Normally replaceable-slightly different:
  25Y5

Base 6-Pin-Base U6A, old, USA
Filament Vf 25 Volts / If 0.3 Ampere / Indirect
Literature - - -   
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u31_usa_so.png
U31_USA: ARRL Handbook 1972
Michael Schlör

 

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