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UCH81

Information - Help 
ID = 373
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Triode-Heptode   Frequency converter   Controlling (mu) 
Identical to UCH81 = 19AJ8 = 19D8 = X119 = 10C14
Similar Tubes
Heater different:
  12AJ8 ; ECH81 ; HCH81
Other base and other heater:
  14Y7_England
First year 1952 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jul.1952 : Funkschau # 13
Predecessor Tubes UCH42   UCH21   UCH5  

Base Noval, B9A
Filament Vf 19 Volts / If 0.1 Ampere / Indirect / Series, AC/DC /
Description Manufacturers Include Mazda, Mullard, Brimar. 
Tube prices 11 Tube prices (visible for members only)

  uch81.png
  UCH81: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
roehre_uch81_siemens.jpg
UCH81: J.K.
Jürgen Küting

 
uch81_so.png
UCH81: rtt
Michael Schlör

 
uch81_kenn_im.png
UCH81: Iven Müller
Iven Müller


Usage in Models 2= 1952?? ; 7= 1952? ; 38= 1952 ; 4= 1953?? ; 12= 1953? ; 62= 1953 ; 8= 1954?? ; 9= 1954? ; 69= 1954 ; 41= 1955?? ; 26= 1955? ; 114= 1955 ; 32= 1956?? ; 40= 1956? ; 137= 1956 ; 19= 1957?? ; 45= 1957? ; 92= 1957 ; 33= 1958?? ; 42= 1958? ; 172= 1958 ; 19= 1959?? ; 26= 1959? ; 107= 1959 ; 59= 1960?? ; 27= 1960? ; 89= 1960 ; 7= 1961?? ; 20= 1961? ; 50= 1961 ; 3= 1962?? ; 22= 1962? ; 36= 1962 ; 3= 1963?? ; 14= 1963? ; 47= 1963 ; 7= 1964?? ; 28= 1964? ; 37= 1964 ; 13= 1965?? ; 24= 1965? ; 10= 1965 ; 5= 1966?? ; 8= 1966? ; 5= 1966 ; 2= 1967?? ; 4= 1967? ; 5= 1967 ; 2= 1968?? ; 2= 1968 ; 2= 1969?? ; 2= 1969? ; 2= 1970?? ; 1= 1973?? ; 1= 1973 ; 1= 9999? ; 5= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1699


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