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UBF15

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ID = 314
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Double Diode-Pentode   RF/IF-Stage   Controlling (mu) 
Identical to UBF15
First year 1950 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
May.1950 : Funk-Technik (FT) # 10
Predecessor Tubes UBF11  
Successor Tubes 1956   UBF89  
Base German Steel Y8A, 1938
Filament Vf 27 Volts / If 0.1 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Tube prices 3 Tube prices (visible for members only)
ubf15_so.png UBF15: rtt
Anonymous 10 Collector
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Just Qvigstad 		ubf15_techdat01.png
UBF15: SEL Handbuch 1964
Peter Hoddow
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Usage in Models 7= 1950 ; 7= 1951 ; 1= 1952?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):15

Collection of

Uwe Kuhn (D)
Collection of a member from FIN
Collection of a member from D
Georges Werts (B)
Karlheinz Fischer (D)
Hilmer Grunert (D)
Ralf Meinke (D)
Tomasz Szczesniak (PL)
 
ubf15_telestar.jpg

UBF15
 
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