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HW30

Information - Help 
ID = 7927
       
Country:
Austria
Brand: Novis; Wien (Tubes)
Tube type:  High-vacuum Rectifier   Power-supply 
Identical to HW30
Similar Tubes
Normally replaceable-slightly different:
  1810 ; RGN354

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.3 Ampere / Direct
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
hw30.jpg
HW30
Rudolf Osterkamp

 


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