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ID = 22543
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) 
Identical to UF173
Similar Tubes
Heater different:
First Source (s)
Jan.1951 : Funkschau # 1

Base GNOM 11-pin (DDR)
Filament If 0.1 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description 8-pol. Sockel nur als Prototyp, nicht in Serie gegangen 
UF173: Eigenes Bild
Anonymous 971 Collector

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UF173: Datenblatt Funkwerk Erfurt
Wolfgang Eckardt


from Just Qvigstad

Collection of a member from D

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