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UF85

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ID = 348
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to UF85 = 19BY7
First year 1951 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jun.1951 : Funkschau (FS) # 12
Predecessor Tubes UF15  

Base Noval, B9A
Filament Vf 19 Volts / If 0.1 Ampere / Indirect / Series, AC/DC /
Description The heater voltage for the Telefunken tube is specified as 21 volts, all other manufacturers state 19. 
Dimensions (WHD)
incl. pins / tip
22 x 67 x mm / 0.87 x 2.64 x inch
Weight 20 g / 0.71 oz
Tube prices 3 Tube prices (visible for members only)
Literature - - Manufacturers Literature   

  uf85.png
  UF85: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
uf85_telefunken.jpg
UF85: My own collection
Hannu Alho

 
uf85.png
UF85: Telefunken Röhrenhandbuch
Wolfgang Bauer

 
uf85_kenn_im.png
UF85: Iven Müller
Iven Müller


Usage in Models 3= 1951 ; 2= 1952? ; 15= 1952 ; 6= 1953? ; 33= 1953 ; 3= 1954?? ; 4= 1954? ; 30= 1954 ; 2= 1955?? ; 2= 1955? ; 22= 1955 ; 2= 1956?? ; 2= 1956? ; 17= 1956 ; 2= 1957?? ; 2= 1957? ; 2= 1957 ; 1= 1958?? ; 2= 1958? ; 1= 1959?? ; 2= 1959 ; 3= 1960?? ; 1= 1960 ; 1= 1961 ; 1= 1962 ; 1= 1964??
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):162

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