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EF173

Country:  Germany      Brand:  Funkwerk Erfurt, VEB, RFT (Ostd.) - vorm. Telefunken GmbH 
  Developer:  Funkwerk Erfurt, VEB, RFT (Ostd.) - vorm. Telefunken GmbH 
  Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Tube ID = 19282
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Identical to EF173
Similar Tubes Heater different:
 UF173
First Source (s) Jan.1951 : Funkschau (FS) # 1
Predecessor Tubes EF13  

Base GNOM 11-pin (DDR)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / -: Indirect /
Description 8-pol. Sockel nur als Prototyp, nicht in Serie gegangen 
Text in other languages (may differ)

uf_ef172_175rm_2.png
Datenblatt Funkwerk Erfurt
Wolfgang Eckardt

 
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EF173    

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