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22AC

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ID = 19734
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Screen-grid Tetrode 
Identical to 22AC
Similar Tubes
Normally replaceable-slightly different:
  224 ; 24 ; 24A ; 324 ; RENS324 ; SY224 ; VT-28

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Filament Vf 2 Volts / Indirect / Specified voltage AC/DC
Information source

s_220_g_10.gif 22AC: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

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