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

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8084 vacuum tube outline illustration

Tube-number record

8084

0 archive entries

8084 is a tube type in the TubeDatabase archive (class: VHF frequency-multiplier sharp-cutoff frame grid pentode). Recorded specifications: brand Westinghouse, construction Pentode, base Glass, socket Miniature 7-pin (B7G), maximum plate voltage 250 V, and maximum plate dissipation 2.3 W. The archive does not yet hold a photographed example of this type.

BrandWestinghouse
ClassVHF frequency-multiplier sharp-cutoff frame grid pentode
BaseMiniature 7-pin (B7G)
Filament13.5 V @ 160 mA

Construction

Primary TypePentode
EnvelopeT-5 1/2
Base MaterialGlass
Sections1

Filament / Heater

Heater NotesHeater voltage range is 11.8 to 15.5 volts.

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier125 V10500——7.4 mA
Class C Tripler Service to 75 Mc125 V———8.4 mA

Application Notes

Specifically designed for mobile communication equipment as a VHF frequency multiplier. Suitable for VHF amplifier and oscillator circuits. Designed for reliable operation from a 6-cell storage battery system.

Datasheets

Datasheet: 8084.pdf

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

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    Plate Voltage250 V
    Plate Dissipation2.3 W
    Grid 2 Voltage180 V
    Cathode Current20 mA
    H-C Voltage100 V

    Audio Performance

    Key Features
    • Sharp-cutoff
    • Frame grid
    • Miniature
    • Mobile communication service