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TT23

Information - Help 
ID = 21613
       
 
   
Tube type:  Double Tetrode   UHF 
Identical to TT23 = QQE02/5

Base Noval, B9A
Filament Vf 12.6 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Description Durch Heizfaden-Mittenanschluss auch Betrieb mit 6.3 V und 0.6 A möglich. 
Literature Röhren-Taschen-Tabelle, (Franzis RTT)   
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no56_g_10.gif
TT23: RTT Schwandt
Günther Stabe

 

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