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

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10UP21 vacuum tube outline illustration

Tube-number record

10UP21

0 archive entries

10UP21 is a tube type in the TubeDatabase archive (class: Cathode-Ray Tube). Recorded specifications: brand Du Mont, construction Electrostatic Focus, Magnetic Deflection, socket Duodecal, and maximum plate voltage 12000 V. The archive does not yet hold a photographed example of this type.

BrandDu Mont
ClassCathode-Ray Tube
BaseDuodecal
Filament6.3 V @ 600 mA

Construction

Primary TypeElectrostatic Focus, Magnetic Deflection
Envelope10 1/2 inch glass bulb
SectionsSingle

Filament / Heater

Heater Notes0.6 Ampere nominal

Absolute Maximum Ratings

Plate Voltage12000 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical10000 V————

Application Notes

Designed for specific applications where high resolution is the prime requirement. The focus lens operates at or near cathode potential to afford substantially automatic focus.

Datasheets

Datasheet: 10UP21.pdf

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

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    Grid 2 Voltage700 V
    Grid 1 Voltage-180 V
    H-C Voltage180 V

    Audio Performance

    Key Features
    • Electrostatic focus
    • Magnetic deflection
    • High resolution
    • Gray filter face plate
    • Metal-backed screen
    • Automatic focus (at or near cathode potential)