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6A8G

Information - Help 
ID = 2688
       
Country:
United States of America (USA)
Brand:
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old)   Controlling (mu) 
Identical to 6A8G = VT-151 = 6A7_Octal = X63
Similar Tubes
Other shape (e.g. bulb type):
  6A7M ; 6A8 ; 6A8GT ; 6A8MG ; PH4
Normally replaceable-slightly different:
  6A8EG
Other class quality (otherwise equal):
  CV578
Heater different:
  11A8G ; 12A8G ; 6D8G
Other base:
  6A7
First year 1936 -- Collector info (Sammler) starts 1936 with >250 models, before none.
First Source (s)
Jun.1936 : Electron Tube Registration List
Predecessor Tubes 6A7   2A7  
Successor Tubes 6SA7GT   6E8G   6J8G   6TE8GT   6TH8   6K8G   6A8GT   6A8V   6A8MG   6SA7MGT  

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 / Specified voltage AND current AC/DC
Tube prices 4 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

6a8g_sch.png
6A8G: B.F. Goodrich
Günter Kudicke

414_8.png 6A8G: Telefunken Werkstattbuch
Wolfgang Bauer

More ...

Just Qvigstad
6a7a8_1_2.png
6A8G: Manufacturer's Literature
Emilio Ciardiello

More ...
Usage in Models 10= 1936?? ; 19= 1936? ; 216= 1936 ; 40= 1937?? ; 38= 1937? ; 519= 1937 ; 77= 1938?? ; 229= 1938? ; 818= 1938 ; 52= 1939?? ; 47= 1939? ; 340= 1939 ; 28= 1940?? ; 23= 1940? ; 139= 1940 ; 10= 1941?? ; 22= 1941? ; 67= 1941 ; 12= 1942?? ; 17= 1942? ; 13= 1942 ; 2= 1943?? ; 2= 1943 ; 1= 1944? ; 3= 1944 ; 6= 1945?? ; 10= 1945? ; 12= 1945 ; 6= 1946?? ; 4= 1946? ; 71= 1946 ; 10= 1947?? ; 2= 1947? ; 42= 1947 ; 10= 1948?? ; 3= 1948? ; 29= 1948 ; 3= 1949?? ; 1= 1949? ; 31= 1949 ; 12= 1950?? ; 1= 1950? ; 25= 1950 ; 4= 1951?? ; 3= 1951? ; 23= 1951 ; 1= 1952? ; 2= 1952 ; 2= 1953 ; 2= 1954 ; 1= 1956?? ; 1= 1956 ; 1= 2020 ; 3= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3065


Collection of

 
6a8g_84rm450s.jpg

6A8G
 

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