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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 / Specified voltage AND current AC/DC
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
12a8_fivre_wire_1~~1.png
6A8GT: my collection
Giuseppe Antonio Tusini
414_9.png 6A8GT: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
Just Qvigstad 		6a7a8_1_3.png
6A8GT: Manufacturer's Literature
Emilio Ciardiello
More ...
Usage in Models 3= 1938? ; 13= 1938 ; 12= 1939?? ; 31= 1939? ; 73= 1939 ; 10= 1940?? ; 6= 1940? ; 73= 1940 ; 11= 1941?? ; 4= 1941? ; 11= 1941 ; 6= 1942?? ; 11= 1942? ; 4= 1942 ; 1= 1943? ; 1= 1944? ; 1= 1945?? ; 2= 1945? ; 2= 1945 ; 2= 1946?? ; 1= 1946? ; 9= 1946 ; 3= 1947?? ; 2= 1947? ; 12= 1947 ; 2= 1948 ; 1= 1949?? ; 1= 1949 ; 2= 1950?? ; 1= 1950? ; 3= 1951? ; 1= 1959? ; 1= 1962??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):316

Collection of

Stuart Irwin (AUS)
Christian Schaufelberger (CH)
Aldo Patriarca (CH)
Bruno Candreia (CH)
Alberto Ammendola (I)
Antonio Bordini (I)
Massimo Pedrina (I)
Georges Werts (B)
Jozef Brughmans † (B)
Tor Steinnes (N)
Mario Coelho (P)
Peter Pfeiffer (D)
Siegmar Mey (D)
Jacob Roschy (D)
Peter Gruschka (D)
Ottmar Rollmann (D)
Oskar Elm (D)
Heinz Schmidt (D)
 
6a8gt_rm384s.jpg

6A8GT
 
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