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6X4

Information - Help 
ID = 3258
       
Country:
Worldwide
Brand:
Developer: Tung-Sol Electric Inc.; Newark (NJ) 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 6X4 = 6Z31 = EZ90 = CV493 = U78 = V2M70 = U707
Similar Tubes
Other class quality (otherwise equal):
  6063 ; 6X4W ; CV4005
Different maximum ratings:
  6202 ; 6BX4 ; 6X4WA
Heater different:
  12X4
Different connections:
  6Z4_China ; 6Ц4П
Other base:
  6X5 ; 6X5GT ; EZ40A
Other base and data slightly different:
  CV4001
Other base and other heater:
  5993 ; GZ41
First Source (s)
20.Feb.1946 : Electron Tube Registration List 475
Predecessor Tubes 6X5   6X5GT   6X5G   7Y4  
Successor Tubes 6BX4   EZ90   5993   6203  

Base Miniatur-7-Pin-Base B7G, USA 1940 (Codex=Za)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Specified voltage AC/DC
Description

Originally intended for automobile receivers.

 
Tube prices 6 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

6x4.png
6X4: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector

6x4basediagram.png 6X4: 6X4 GE Data Sheet 5-58
Vitor Oliveira

More ...

Just Qvigstad
6x4_techdat01.png
6X4: RCA Tube Manual
Peter Hoddow

More ...
Usage in Models 1= 1936?? ; 2= 1945?? ; 3= 1946?? ; 3= 1946? ; 1= 1946 ; 4= 1947?? ; 2= 1947? ; 4= 1947 ; 13= 1948?? ; 10= 1948? ; 31= 1948 ; 14= 1949?? ; 35= 1949? ; 62= 1949 ; 77= 1950?? ; 46= 1950? ; 88= 1950 ; 24= 1951?? ; 110= 1951? ; 123= 1951 ; 40= 1952?? ; 58= 1952? ; 123= 1952 ; 35= 1953?? ; 49= 1953? ; 133= 1953 ; 27= 1954?? ; 69= 1954? ; 152= 1954 ; 61= 1955?? ; 63= 1955? ; 130= 1955 ; 31= 1956?? ; 67= 1956? ; 126= 1956 ; 14= 1957?? ; 97= 1957? ; 58= 1957 ; 15= 1958?? ; 152= 1958? ; 148= 1958 ; 7= 1959?? ; 76= 1959? ; 95= 1959 ; 76= 1960?? ; 27= 1960? ; 23= 1960 ; 8= 1961?? ; 18= 1961? ; 32= 1961 ; 10= 1962?? ; 19= 1962? ; 21= 1962 ; 6= 1963?? ; 16= 1963? ; 28= 1963 ; 3= 1964?? ; 8= 1964? ; 16= 1964 ; 26= 1965?? ; 7= 1965? ; 9= 1965 ; 4= 1966?? ; 2= 1966? ; 3= 1966 ; 3= 1967?? ; 1= 1967? ; 5= 1967 ; 2= 1968?? ; 4= 1968? ; 2= 1968 ; 2= 1969?? ; 1= 1969? ; 2= 1969 ; 6= 1970?? ; 1= 1970? ; 2= 1971? ; 1= 1972?? ; 2= 1975?? ; 1= 1975? ; 7= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2883

Collection of

 
6x4_ra.jpg

6X4
 

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