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3V4

Information - Help 
ID = 2119
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   Power/Output 
Identical to 3V4 = DL94 = N19 = 1P11 = CV1633
Similar Tubes
Other class quality (otherwise equal):
  3V4WA
Different connections:
  DL95 ; N18
First year 25.Oct.1945 Electron Tube Registration List

Base Miniatur-7-Pin-Base B7G, USA 1940 (Codex=Zza)
Was used by Radio/TV-reception etc.
Filament Vf 2.8 Volts / If 0.05 Ampere / Direct / Battery =
Description

Heizfaden-Mittenanschluss, daher auch Uf=1,4V und If=0,1A möglich.

 
Tube prices 4 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  3v4.png
  3V4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
3v4~~1.jpg
3V4: PL
Peter Löytynoja

 
3v4_so.png
3V4: RCA Reference Book 1968
Michael Schlör

 
3v4_1.png
3V4: Manufacturer's Literature
Emilio Ciardiello


Usage in Models 4= 1946 ; 4= 1947? ; 41= 1947 ; 5= 1948?? ; 10= 1948? ; 78= 1948 ; 6= 1949?? ; 13= 1949? ; 109= 1949 ; 23= 1950?? ; 22= 1950? ; 100= 1950 ; 16= 1951?? ; 12= 1951? ; 77= 1951 ; 14= 1952?? ; 34= 1952? ; 92= 1952 ; 4= 1953?? ; 55= 1953? ; 108= 1953 ; 4= 1954?? ; 86= 1954? ; 124= 1954 ; 21= 1955?? ; 88= 1955? ; 87= 1955 ; 2= 1956?? ; 71= 1956? ; 100= 1956 ; 2= 1957?? ; 55= 1957? ; 23= 1957 ; 4= 1958?? ; 2= 1958? ; 28= 1958 ; 3= 1959? ; 47= 1959 ; 3= 1960?? ; 7= 1960 ; 1= 1962? ; 4= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1589


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