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ID = 82422
United States of America (USA)
Brand: Amperex; New York
Tube type:  Vacuum Pentode   clamp grid 
Identical to YF184 = 4EJ7 = LF184
Similar Tubes
Heater different:
  3EJ7 ; 6EJ7 ; EF184 ; XF184

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 4.4 Volts / If 0.45 Ampere / Indirect / Specified voltage AND current AC/DC
Information source - - Manufacturers Literature   

yf184_4ej7_amperex_culot.png YF184: Amperex
Patrice Zeissloff

Just Qvigstad
YF184: Amperex
Patrice Zeissloff


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