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176_Tetrode

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ID = 21189
       
 
   
Tube type:  Screen-grid Tetrode   Audio Frequency   Controlling (mu) 
Identical to 176_Tetrode
Similar Tubes
Normally replaceable-slightly different:
  220VSG

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.2 Ampere / Direct

b4_sg~~2.png 176_Tetrode: Fin Stewart
Fin Stewart


Just Qvigstad
 

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