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6AL7

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ID = 20430
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Mag. Bar dual tuning indicator   Indication 
Identical to 6AL7 = 6AL7GT
First Source (s)
20.Jun.1946 : Electron Tube Registration List 502
Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC
Description Alias for 6AL7GT. Original RMA documentation approves a 6AL7 even if the attached GE-KenRad datasheet refers to a 6AL7GT. 
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
6al7.png
6AL7: Schematic from my documents.
Pier Antonio Aluffi
6al7.png 6AL7: Datenblatt
Wolfgang Bauer

Just Qvigstad 		6al7.png
6AL7: Röhren-Handbuch 1995 Franzis-Verlag
Heinz Höger
More ...
Usage in Models 2= 1948 ; 1= 1949?? ; 12= 1949? ; 1= 1950 ; 2= 1951? ; 1= 1953? ; 1= 1954 ; 2= 1955 ; 1= 1956? ; 3= 1956 ; 1= 1957? ; 1= 1957 ; 1= 1958? ; 1= 1958 ; 2= 1959 ; 1= 1960?? ; 1= 1960 ; 1= 1962??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):35
 
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