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2A6

Information - Help 
ID = 2650
       
Country:
United States of America (USA)
Brand:
Tube type:  Double Diode-Triode 
Identical to 2A6 = UZ2A6 = A4006B = CV1769 = PH2A6 = NU-2A6
Similar Tubes
Normally replaceable-slightly different:
  2A6S
Other class quality (otherwise equal):
  101A_Boonton ; 1659 ; 535-A ; 535-B
Heater different:
  75
Other base:
  2A6_Coronet
Other base and other heater:
  6B6G ; 6SQ7GT
First Source (s)
Apr.1933 : 70 Years of Radiotubes and V.
Successor Tubes 75   6Q7   6B6G  

Base 6-Pin-Base U6A, old, USA (Codex=Ka) Top contact with a cap
Filament Vf 2.5 Volts / If 0.8 Ampere / Indirect / Parallel, (AC/DC)
Description

Glass type used in ac-operated receivers chiefly as a combined detector, amplifier, and avc tube. Heater rating is 2.5 volts ac/dc, 0.8 amperes. Electrical characteristics are identical with type 6SQ7 except heater.

 
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
 
2a6_ken_rad.jpg
2A6: My own collection
Hannu Alho

 
461.png
2A6: Telefunken Werkstattbuch
Wolfgang Bauer

 
2a6_techdat01.png
2A6: Cunningham Radiotron Manual
Peter Hoddow


Usage in Models 7= 1933?? ; 21= 1933? ; 84= 1933 ; 24= 1934?? ; 15= 1934? ; 155= 1934 ; 17= 1935?? ; 19= 1935? ; 103= 1935 ; 4= 1936?? ; 12= 1936? ; 22= 1936 ; 3= 1937?? ; 2= 1937? ; 1= 1938?? ; 5= 1938 ; 1= 1939?? ; 2= 1939? ; 1= 1939 ; 1= 1950?? ; 2= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):501



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