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6A8

Information - Help 
ID = 961
       
Country:
Worldwide
Brand:
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old)   Controlling (mu) 
Identical to 6A8 = 6Q8 = 6А8
Similar Tubes
Other shape (e.g. bulb type):
  6A8G ; 6A8GT ; 6A8MG
Other class quality (otherwise equal):
  CV579
Heater different:
  11A8
Other base:
  7B8
First Source (s)
15.Aug.1935 : Electron Tube Registration List
05.Dec.1935 : - - Manufacturers Literature Data sheet
Predecessor Tubes 6A7   2A7  
Successor Tubes 6SA7   6TH8G  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ue) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  6a8.png
  6A8: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
6a8_899rm750_328.jpg
6A8: Collection JR
Jacob Roschy

 
414.png
6A8: Telefunken Werkstattbuch
Wolfgang Bauer

 
6a8.png
6A8: Lorenz Empfänger - Röhren
Anonymous 54 Collector


Usage in Models 1= 1933?? ; 19= 1935?? ; 63= 1935? ; 231= 1935 ; 40= 1936?? ; 107= 1936? ; 542= 1936 ; 56= 1937?? ; 69= 1937? ; 401= 1937 ; 51= 1938?? ; 95= 1938? ; 378= 1938 ; 85= 1939?? ; 61= 1939? ; 164= 1939 ; 51= 1940?? ; 27= 1940? ; 70= 1940 ; 7= 1941?? ; 13= 1941? ; 42= 1941 ; 13= 1942?? ; 13= 1942? ; 13= 1942 ; 3= 1943?? ; 2= 1943 ; 4= 1944 ; 11= 1945?? ; 3= 1945? ; 14= 1945 ; 10= 1946?? ; 3= 1946? ; 31= 1946 ; 6= 1947?? ; 2= 1947? ; 18= 1947 ; 13= 1948?? ; 9= 1948? ; 8= 1948 ; 3= 1949?? ; 5= 1949 ; 53= 1950?? ; 5= 1950? ; 4= 1950 ; 2= 1951?? ; 2= 1951 ; 2= 1952?? ; 1= 1952? ; 8= 1952 ; 1= 1954?? ; 1= 1954? ; 1= 1954 ; 7= 1955?? ; 2= 1955 ; 1= 1959? ; 1= 1992?? ; 1= 1992? ; 1= 9999? ; 3= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2853


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