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6CA4

Country: United States of America (USA) Brand: Common type USA tube/semicond. Common type USA tube/semicond. General Electric Co. (GE); Bridgeport CT, Syracuse NY Tube type:  Full-Wave Vacuum Rectifier  Identical to 6CA4 = EZ81 First Source (s) 27.Aug.1956 : Electron Tube Registration List Predecessor Tubes 6AX5GT   Base Noval, 9 pin miniature (USA pico-9) B9A Filament Vf 6.3 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC Tube prices 2 Tube prices (visible for members only) Information source Essential Characteristics, GE 1973    6CA4: Internet Miguel Angel Trujillo-Rodriguez 6CA4: Telefunken Röhrenhandbuch Wolfgang Bauer More ... Just Qvigstad 6CA4: RCA Tube Manual Peter Hoddow More ... Usage in Models 1= 1953?? ; 1= 1954?? ; 3= 1955?? ; 1= 1956?? ; 2= 1957? ; 1= 1957 ; 4= 1958?? ; 17= 1958? ; 12= 1958 ; 2= 1959?? ; 19= 1959? ; 13= 1959 ; 21= 1960?? ; 20= 1960? ; 28= 1960 ; 6= 1961?? ; 17= 1961? ; 16= 1961 ; 2= 1962?? ; 32= 1962? ; 9= 1962 ; 32= 1963? ; 13= 1963 ; 1= 1964?? ; 15= 1964? ; 5= 1964 ; 17= 1965?? ; 2= 1965? ; 4= 1965 ; 4= 1966?? ; 1= 1966? ; 5= 1966 ; 1= 1967? ; 1= 1967 ; 1= 1968?? ; 1= 1968? ; 4= 1968 ; 1= 1969 ; 3= 1970?? ; 1= 1971 ; 1= 1972 Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):340 Collection of Karlheinz Fischer (D) Jacob Roschy (D) Oskar Elm (D) Wolfgang Bauer (A) Christian Schaufelberger (CH) Baptiste Hobbe (CDN) George Papaiz (CDN) David Erali (USA)

6CA4

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Hits: 3119     Replies: 0 6CA4 (6CA4)
Stuart Matousek 20.Jun.14	1 6CA4 (6CA4)  This valve is prone to internal shorts. This can destroy the mains transformer and cause fire if left unattended. I have seen this happen on a couple of occasions. I have therefore installed in line fuses on my Kriesler 11-102

 

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