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

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6771 vacuum tube outline illustration

Tube-number record

6771

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6771 is a tube type in the TubeDatabase archive (class: Planar Triode). Recorded specifications: brand General Electric, construction Triode, socket Coaxial, maximum plate voltage 300 V, and maximum plate dissipation 6.25 W. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassPlanar Triode
BaseCoaxial
Filament6.3 V @ 575 mA

Construction

Primary TypeTriode
EnvelopeMetal and Ceramic
SectionsSingle

Filament / Heater

Heater NotesOperation range 4.5V to 5.7V for CW, or 5.7V to 6.3V for pulse.

Absolute Maximum Ratings

Plate Voltage300 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Average Characteristics250 V23000—9025 mA
Radio-Frequency Oscillator275 V———25 mA
Frequency Multiplier - Doubler250 V———20 mA

Application Notes

Intended for operation as a grounded-grid oscillator, radio-frequency power amplifier, or frequency multiplier at frequencies as high as 4000 megacycles.

Datasheets

Datasheet: 6771.pdf

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

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    Plate Dissipation6.25 W
    Grid 1 Voltage-25 V
    Cathode Current25 mA
    H-C Voltage90 V

    Audio Performance

    Key Features
    • Planar electrode construction
    • Metal-and-ceramic triode
    • Grounded-grid operation
    • Excellent resistance to vibration and shock
    • Small size