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Tube Database (7,341 tube types · 1,270 archive entries)

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PCF86 vacuum tube outline illustration

Tube-number record

PCF86

0 archive entries

PCF86 is a tube type in the TubeDatabase archive (class: Combined TRIODE and high-slope R.F. PENTODE for use as frequency changer in V.H.F. television tuners). Recorded specifications: brand Philips, construction Multi-section, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 2 W. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassCombined TRIODE and high-slope R.F. PENTODE for use as frequency changer in V.H.F. television tuners
BaseNoval (B9A)
Filament9 V @ 300 mA

Construction

Primary TypeMulti-section
EnvelopeGlass
Sections2

Filament / Heater

Heater NotesIndirect heating by A.C. or D.C.; series supply

Absolute Maximum Ratings

Plate Voltage250 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Triode section100 V5500—1714 mA
Pentode section170 V120003500007010 mA
Pentode section as frequency changer190 V4500600000—8.5 mA

Datasheets

Datasheet: PCF86.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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Manufacturers

Brands

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    Plate Dissipation2 W
    Grid 2 Voltage150 V
    Cathode Current18 mA
    H-C Voltage100 V

    Audio Performance

    Key Features
    • High-slope pentode
    • Series supply heater
    • Frequency changer application