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6A8GT

Information - Help 
ID = 2689
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old) 
Identical to 6A8GT = VT-151B = 6A8GTX
Similar Tubes
Other shape (e.g. bulb type):
  6A8 ; 6A8G ; 6A8MG ; 6A8V
Other class quality (otherwise equal):
  CV580
Heater different:
  12A8GT
Other base:
  7B8
First Source (s)
11.Mar.1938 : Electron Tube Registration List
Predecessor Tubes 6A7   6A8G  
Successor Tubes 6TE8GT   7B8   6SA7GT   7Q7  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ue) Top contact with a cap
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Tube prices 3 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  12a8_fivre_wire_1~~1.png
  6A8GT: my collection
Giuseppe Antonio Tusini
 
6a8gt_rm384s.jpg
6A8GT: Collection JR
Jacob Roschy

 
414_9.png
6A8GT: Telefunken Werkstattbuch
Wolfgang Bauer

 
6a7a8_1_3.png
6A8GT: Manufacturer's Literature
Emilio Ciardiello


Usage in Models 2= 1938? ; 13= 1938 ; 12= 1939?? ; 32= 1939? ; 73= 1939 ; 10= 1940?? ; 5= 1940? ; 73= 1940 ; 11= 1941?? ; 4= 1941? ; 11= 1941 ; 6= 1942?? ; 11= 1942? ; 4= 1942 ; 1= 1944? ; 1= 1945?? ; 2= 1945? ; 2= 1945 ; 3= 1946?? ; 9= 1946 ; 3= 1947?? ; 1= 1947? ; 12= 1947 ; 2= 1948 ; 1= 1949 ; 1= 1950?? ; 3= 1951? ; 1= 1959? ; 1= 1962??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):310


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