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EF174

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 
Tube ID = 2495
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Identical to EF174
Similar Tubes Heater different:
 UF174
Other base:
 EF14
First Source (s) Jan.1951 : Funkschau (FS) # 1
Predecessor Tubes EF14  

Base GNOM 11-pin (DDR)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If: 0.45 Ampere / -: Indirect / -: Parallel, (AC/DC) /
Description 8-pol. Sockel nur als Prototyp 
Text in other languages (may differ)
Tube prices 1 Tube prices (visible for members only)
Literature

ef174gnomddr_1.jpg
ebay
Uwe Rössler

 
uf_ef172_175rm.png
Datenblatt Funkwerk Erfurt
Wolfgang Eckardt

 
ef174.png
Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund

Usage in Models (calculation each 25th of the month)   1= 1952 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   1
No further Information for

EF174    

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