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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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GL-51025 vacuum tube outline illustration

Tube-number record

GL-51025

0 archive entries

GL-51025 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand General Electric, construction Triode, base Metal, maximum plate voltage 8000 V, and maximum plate dissipation 110 W. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassTriode
Filament6.3 V @ 3800 mA

Construction

Primary TypeTriode
EnvelopeMetal and Ceramic
Base MaterialMetal
SectionsSingle

Filament / Heater

MaterialOxide-coated
Warm-up Time60s

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Grounded-Grid Plate-Pulsed Oscillator (1300 MHz)8000 V———9000 mA
Grounded-Grid Plate-Pulsed Oscillator (1100 MHz)1950 V———2600 mA

Application Notes

Specifically designed for pulsed oscillator service in L-band radar equipment, airborne or ground-based.

Filters

0 tubes found

Manufacturers

Brands

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    Heater Notes
    Typical heater voltage is 5.5V for specific 1100 MHz conditions due to back-heating.

    Absolute Maximum Ratings

    Plate Voltage8000 V
    Plate Dissipation110 W
    Grid 1 Voltage-400 V

    Audio Performance

    Key Features
    • Internal feedback for oscillator service
    • Grounded-grid operation
    • Heat-sink and forced-air cooled
    • Small size
    • High peak power
    • Long-pulse-width capability