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4GK5

Information - Help 
ID = 4427
       
 
   
Tube type:  Triode, vacuum   RF/IF-Stage 
Identical to 4GK5
Similar Tubes
Heater different:
  2FQ5A ; 2GK5 ; 3GK5 ; 6FQ5A ; 6GK5

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
 
4gk5_a.jpg
4GK5: scc
Christian Schaufelberger

More ...
 
4gk5_basediagram.png
4GK5: 4GK5
Vitor Oliveira

More ...
 
4gk5_techdat01.png
4GK5: RCA Tube Manual
Peter Hoddow


from Just Qvigstad

Usage in Models 1= 1958?? ; 2= 1963?? ; 1= 1965? ; 1= 1966 ; 1= 1968?? ; 4= 1969 ; 1= 1970?? ; 2= 1971

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):13


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