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6K4_China

Information - Help 
ID = 33930
       
 
   
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 6K4_China
Similar Tubes
Normally replaceable-slightly different:
  6BA6 ; 6К4П ; EF93

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC /
Description RF / IF amplifier, 4400 micromhos. Similar to 6BA6.
Shuguang. 
Literature - - Manufacturers Literature   

 
6k4_img_8165.jpg
6K4_China
Ian Drew

 
6k4_pin.png
6K4_China: Manufacturer's Literature
Emilio Ciardiello

 
6k4_pg1.png
6K4_China: Manufacturer's Literature
Emilio Ciardiello


Usage in Models 1= 1950?? ; 19= 1959? ; 11= 1959 ; 22= 1960?? ; 1= 1960? ; 10= 1960 ; 5= 1961 ; 2= 1962?? ; 5= 1962 ; 3= 1963?? ; 6= 1963 ; 1= 1965?? ; 1= 1965? ; 1= 1968?? ; 1= 1972? ; 1= 1972 ; 1= 1973?? ; 1= 1973? ; 1= 1975?? ; 3= 1979 ; 1= 1981?
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):97

6K4_China*Box
   

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