• 44

  • First year: 1932
  • Base: UY-Base, 5 Pins (USA, April 1927) (Codex=Hfo)
  • Filament: Vf 6.3 Volts / If: 0.3 Ampere / -: Indirect / -: Parallel / series AC/DC /
  • Identical to: 44 = 144
  • Tube type: Vacuum Pentode RF/IF-Stage Controlling (mu)
  • Published by:

    dido