Fast Filters

By type
  • PEN45

  • Base: Octal-8 GB, (Mazda
  • Filament: Vf 4 Volts / If 1.
  • Identical to: Pen45 = CV1407 = P
  • Tube type: Screen-grid Tetrod
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  • PM2

  • First year: 1926
  • Base: Europe 4-Pin (A, 4
  • Filament: Vf 2 Volts / If 0.
  • Identical to: PM2
  • Tube type: Triode, vacuum P
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  • PP430

  • First year: 1929
  • Base: Europe 5-Pin (O5A,
  • Filament: Vf 4 Volts / If
  • Identical to: PP430 = C443 = RES
  • Tube type: Vacuum Pentode P
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  • PV4200

  • Base: Europe 4-Pin (A,
  • Filament: Vf 4 Volts / If 2
  • Identical to: PV4200 = 1561 = RG
  • Tube type: Full-Wave Vacuum R
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  • QE06/50

  • Base: UY-Base, 5 Pins (U
  • Filament: Vf 6.3 Volts / If:
  • Identical to: = VT-100 = g-807 =
  • Tube type: Beam Power Tube
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  • RCEM 2

  • First year: 1937 ?
  • Base: Europe side contac
  • Filament: Vf 6.3 Volts / If
  • Identical to: C/EM2 = EM2 = 6E12
  • Tube type: Mag. Eye, 2 shadow
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  • RE034

  • First year: 1926
  • Base: Europe 4-Pin (A, 4
  • Filament: Vf 4 Volts / If: 0
  • Identical to: = A425 = W406 = 41
  • Tube type: Triode, vacuum
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  • RE074

  • First year: 1926
  • Base: Europe 4-Pin (A, 4
  • Filament: Vf 4 Volts / If 0.
  • Identical to: RE074 = H406 = O_R
  • Tube type: Triode, vacuum A
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  • RE084

  • First year: 1926
  • Base: Europe 4-Pin (A, 4
  • Filament: Vf 4 Volts / If: 0
  • Identical to: RE084 = B9 = A41 =
  • Tube type: Triode, vacuum U
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  • RE084k

  • Base: Europe 4-Pin (A, 4
  • Filament: Vf 4 Volts / If: 0
  • Identical to: = KL70416
  • Tube type: Triode, vacuum
  • First year: 1926
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