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956

Information - Help 
ID = 2738
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Vacuum Pentode   VHF   Controlling (mu) 
Identical to 956 = 6К1Ж = VT-238 = 4695
Similar Tubes
Normally replaceable-slightly different:
  38956 ; CV649
Other base:
  9003 ; VT-203
First year 1936 History of the British Radio Valve to 1940
Successor Tubes 9003  

Base Acorn 5 pin 5AA
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
Description The first Acorn-tube was the type 955 from 1934, followed by the pentode type 954 in 1935 and this variable-mu pentode type 956 in 1936. See also the British "Acorn-valves" with 4-V-heaters. 
Tube prices 3 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
 
956_a.jpg
956: scc
Christian Schaufelberger

 
956_so.png
956: ARRL Handbook 1972
Michael Schlör

 
956.png
956: RCA Technical Manual TT3
Miguel Angel Trujillo-Rodriguez


Usage in Models 1= 1937 ; 1= 1938? ; 4= 1939 ; 2= 1940 ; 1= 1942? ; 3= 1942 ; 2= 1944 ; 1= 1945 ; 1= 1952

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):16



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