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6A3

Information - Help 
ID = 2686
       
Country:
United States of America (USA)
Brand:
Developer:  
Tube type:  Triode, vacuum   Power/Output 
Identical to 6A3 = FNH = CV730
Similar Tubes
Normally replaceable-slightly different:
  1276
Heater different:
  2A3 ; 6A5G
Other base:
  6B4G
Other base and other heater:
  AD1
First Source (s)
10.May.1935 : Electron Tube Registration List
Predecessor Tubes 2A3  
Successor Tubes 6B4G   6A5G  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 1 Ampere / Direct / Parallel, (AC/DC)
Description

Similar to 2A3, derated to 3.5 W output power as class A amplifier.

 
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature
  6a3.png
  6A3: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
6a3_a.jpg
6A3: scc
Christian Schaufelberger

 
171_3.png
6A3: Telefunken Werkstattbuch
Wolfgang Bauer

 
6a3_techdat01.png
6A3: Sylvania Technical Manual
Peter Hoddow


Usage in Models 1= 1934? ; 3= 1935 ; 3= 1936 ; 1= 1937? ; 7= 1937 ; 3= 1938 ; 3= 1939 ; 1= 1940 ; 2= 1941 ; 1= 1947 ; 1= 1949?? ; 1= 1950? ; 1= 1956

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):28


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