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ID = 4422
Tube type:  Vacuum Pentode 
Identical to 4EJ7 = LF184
Similar Tubes
Heater different:
  3EJ7 ; 6EJ7 ; EF184 ; XF184

Base Noval, B9A
Filament Vf 4.4 Volts / If 0.45 Ampere / Indirect / Parallel / series AC/DC /
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   

4EJ7: scc
Christian Schaufelberger

4EJ7: RTT Schwandt
Günther Stabe

4EJ7: RCA Tube Manual
Peter Hoddow

Usage in Models 1= 1967?? ; 1= 1968?? ; 4= 1970?? ; 1= 1978?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):7

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