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6F21

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ID = 21902
       
 
   
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 6F21 = EF92

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
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mi16_g_8.gif 6F21: RTT Schwandt
Günther Stabe † 19.8.20


Just Qvigstad
6f21_mazda_data_01.png
6F21: Original data sheet
Michael Poll

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