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19U3

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ID = 22045
       
 
   
Tube type:  Damper, booster, flyback diode 
Identical to 19U3
Similar Tubes
Normally replaceable-slightly different:
  PY80

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 19 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
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19u3.png
19U3: Schematic from my documents.
Pier Antonio Aluffi

no25_g_7.gif 19U3: RTT Schwandt
Günther Stabe † 19.8.20


Just Qvigstad
 

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