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

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6J5GT vacuum tube outline illustration

Tube-number record

6J5GT

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6J5GT is a tube type in the TubeDatabase archive (class: General Purpose Amplifier Triode). Recorded specifications: brand Hytron, construction Triode, base Metal sleeve, socket Octal, and maximum plate voltage 250 V. The archive does not yet hold a photographed example of this type.

BrandHytron
ClassGeneral Purpose Amplifier Triode
BaseOctal
Filament6.3 V @ 300 mA

Construction

Primary TypeTriode
EnvelopeT-9
Base MaterialMetal sleeve
SectionsSingle

Filament / Heater

Heater NotesVoltage between heater and cathode should be kept at a minimum if direct connection is not possible.

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier250 V26007700209 mA
Class A1 Amplifier90 V300067002010.7 mA

Application Notes

Designed for use in resistance coupled amplifiers or in super-heterodyne circuits as an oscillator. Especially suited for high frequency oscillator service.

Datasheets

Datasheet: 6J5GT.pdf

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

Filters

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    Plate Voltage250 V

    Audio Performance

    Key Features
    • High mutual conductance
    • Low output capacitance
    • Coated unipotential cathode