Antique radios, Old Time Radios

6A8G

ID = 2688

Country:

United States of America (USA)

Brand:	Common type USA tube/semicond. Common type USA tube/semicond. Philips Australia Brittany T.S.F. (tube brand of Mullard)
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 6A8MG 6SA7MGT 6A8V

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: B.F. Goodrich Günter Kudicke
6A8G: Telefunken Werkstattbuch Wolfgang Bauer More ...	Just Qvigstad	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

Museum "Museum of Alaska Transportation and Industry (MATI)"

Collection of

6A8G

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6A8G

Common type USA tube/semicond.

Collection of