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

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T922 vacuum tube outline illustration

Tube-number record

T922

0 archive entries

T922 is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand English Electric Valve Co. Ltd., construction Display / CRT, base Plastic/Bakelite, socket Octal, and maximum plate voltage 13000 V. The archive does not yet hold a photographed example of this type.

BrandEnglish Electric Valve Co. Ltd.
ClassCathode Ray Tube
BaseOctal
Filament4 V @ 1100 mA

Construction

Primary TypeDisplay / CRT
Envelope12 inch diameter glass
Base MaterialPlastic/Bakelite
SectionsSingle

Filament / Heater

Heater NotesIndirectly Heated, Oxide Coated

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Radar Applications12000 V————

Application Notes

The fluoride screen is sensitive to burn and should not be operated with slow moving spots. Anode 1 must be at least 50 volts positive with respect to anode 2.

Datasheets

Datasheet: T922.pdf

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

Filters

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Manufacturers

Brands

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    Plate Voltage13000 V
    Grid 2 Voltage2150 V
    Grid 1 Voltage-200 V
    H-C Voltage125 V

    Audio Performance

    Key Features
    • Electrostatic focus
    • Magnetic deflection
    • Aluminium backed screen
    • Orange afterglow persistence
    • Radar display tube