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UF172

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ID = 22542
       
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 
Identical to UF172
Similar Tubes
Heater different:
  EF172
Other base:
  UF172_8p
First Source (s)
Jan.1951 : Funkschau # 1

Base GNOM 11-pin (DDR)
Filament Vf 20 Volts / If 0.1 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description 8-pol. Sockel nur als Prototyp 
Information source

ef_uf171_175_2.png UF172: Datenblatt Funkwerk Erfurt
Wolfgang Eckardt

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Just Qvigstad
uf172.png
UF172: RFT Elektronenröhren technische daten 1952
Just Qvigstad

 

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