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201A_UV type Info
Country:  United States of America (USA)      Brand:  USA - Tubes designated in the USA 
  Tube type:  Triode, vacuum   Universal 
Tube ID = 31692
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Identical to 201A_UV type = UV201A

Base UV-Base (4 Pins+Bayonet, USA 1914)
Was used by Radio/TV-reception etc.
Filament -: Direct / -: Battery = / If: 0.25 Ampere / Vf 5 Volts /
Description Some manufacturers and distributors used the term 201A for tubes having UV base, e.g. ARION or MOZART Later 201A was understood as a general name for the UX201A, even shorter '01A. 
Text in other languages (may differ)
Literature -- Collector info (Sammler)   
Saga of the Vacuumtube, Tyne   pp.351 through 365
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201amozart.jpg
Vonarburg Albert
Albert Vonarburg

 
uvsockel_5.png
KoBi
Konrad Birkner

 
No further Information for

201A_UV type    

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