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2A6

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ID = 2650
       
Country:
United States of America (USA)
Brand:
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Double Diode-Triode   Text 
Identical to 2A6 = UZ2A6 = A4006B = CV1769 = PH2A6 = NU-2A6
Similar Tubes
Normally replaceable-slightly different:
  2A6S
Other class quality (otherwise equal):
  101A_Boonton ; 101B_Boonton ; 101C ; 1659 ; 535-A ; 535-B
Heater different:
  75
Other base:
  2A6_Coronet
Other base and other heater:
  6B6G ; 6SQ7GT
First year Apr.1933 70 Years of Radiotubes and V. >84 models started 1933, some with dated ads.
Successor Tubes 75   6Q7   6B6G  
Base 6-Pin-Base U6A, old, USA (Codex=Ka) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 0.8 Ampere / Indirect / Specified voltage 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.

 
Dimensions (WHD)
incl. pins / tip		 x 115 x 34 mm / x 4.53 x 1.34 inch
Weight 38 g / 1.34 oz
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Tube Lore (II)   p. 42 & p. 150
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
461.png 2A6: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
Just Qvigstad 		2a6_techdat01.png
2A6: Cunningham Radiotron Manual
Peter Hoddow
More ...
Usage in Models 1= 1932?? ; 10= 1933?? ; 24= 1933? ; 89= 1933 ; 26= 1934?? ; 22= 1934? ; 168= 1934 ; 19= 1935?? ; 20= 1935? ; 107= 1935 ; 4= 1936?? ; 14= 1936? ; 23= 1936 ; 3= 1937?? ; 4= 1937? ; 1= 1937 ; 1= 1938?? ; 5= 1938 ; 1= 1939?? ; 2= 1939? ; 1= 1939 ; 1= 1945?? ; 1= 1950?? ; 2= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):549
Museum "HMS COLLINGWOOD HERITAGE COLLECTION CHC"

Collection of

Hannu Alho (FIN)
David Erali (USA)
Martin Bösch (CH)
Antonio Bordini (I)
Wolfgang Bauer (A)
Peter Steffen (CH)
Aldo Patriarca (CH)
Bekir Yurdakul (F)
Jean-Jacques Pontigny (F)
Justo Puertas-Paule (E)
Tor Steinnes (N)
Christian Schaufelberger (CH)
Patrice Zeissloff (F)
Georges Werts (B)
Robert Gillespie (USA)
Bruce Morgenstern (CDN)
Emilio Ciardiello (I)
Museum Roggenhofer (A)
Tomasz Szczesniak (PL)
Antonio Varrica (I)
Bruno Candreia (CH)
Danko Tkalec (HR)
Klaus Rüdiger (D)
 
2a6_ken_rad.jpg

2A6
 
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