• 47

  • First year: 1931
  • Base: UY-Base, 5 Pins (USA, April 1927) (Codex=Hy)
  • Filament: Vf 2.5 Volts / If: 1.75 Ampere / -: Direct / -: Parallel, (AC/DC) /
  • Identical to: = P2 = 247 = PZ = UY-47_Japan = UY-247_Japan = A247 = VT-47 = PH247 = CV1772 = VT47_USA = F247 = Z-47 = 38047 = G-47 = 247S = EY647 = NY-247 = 447 = UY247B = PH247_Philips = UY247 = UY-247
  • Tube type: Vacuum Pentode Power/Output
  • Published by:

    dido