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1U4

Information - Help 
ID = 2627
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 1U4 = DT153 = DF904
Similar Tubes
Normally replaceable-slightly different:
  5910
First Source (s)
Aug.1945 : Electron Tube Registration List

Base Miniatur-7-Pin-Base B7G, USA 1940 (Codex=Zoo)
Filament Vf 1.4 Volts / If 0.05 Ampere / Direct / Battery =
Tube prices 6 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

1u4.png
1U4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †

1u4.png 1U4: Prüfkarte Röhrenprüfgerät W 18N
Jörg Kulbe


Just Qvigstad
1u4.png
1U4: Valvulas de recepción manual RC-20
Miguel Angel Trujillo-Rodriguez

More ...
Usage in Models 1= 1941? ; 2= 1946? ; 7= 1946 ; 1= 1947?? ; 6= 1947? ; 38= 1947 ; 5= 1948?? ; 24= 1948? ; 60= 1948 ; 4= 1949?? ; 9= 1949? ; 62= 1949 ; 23= 1950?? ; 27= 1950? ; 71= 1950 ; 12= 1951?? ; 32= 1951? ; 38= 1951 ; 8= 1952?? ; 43= 1952? ; 39= 1952 ; 4= 1953?? ; 58= 1953? ; 81= 1953 ; 7= 1954?? ; 80= 1954? ; 55= 1954 ; 20= 1955?? ; 96= 1955? ; 53= 1955 ; 6= 1956?? ; 63= 1956? ; 63= 1956 ; 2= 1957?? ; 74= 1957? ; 22= 1957 ; 4= 1958?? ; 14= 1958? ; 16= 1958 ; 1= 1959? ; 38= 1959 ; 1= 1960?? ; 7= 1960 ; 1= 1961? ; 1= 1965?? ; 1= 1968? ; 1= 9999? ; 4= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1285

Collection of

 
1u4_rca_1.jpg

1U4
 

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