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A303

Information - Help 
ID = 19773
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to A303
Similar Tubes
Normally replaceable-slightly different:
  303x

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Filament Vf 3.2 Volts / If 0.06 Ampere / Direct / Battery =
Information source
 
a303_1.jpeg
A303: Photo of tube from my collection - TS
Tomasz Szczesniak

 
s_217_g_73.gif
A303: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

 

from Just Qvigstad


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