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

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C14PM vacuum tube outline illustration

Tube-number record

C14PM

0 archive entries

C14PM is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand BRIMAR, construction Other / special, base Plastic/Phenolic, socket Duodecal, and maximum plate voltage 18000 V. The archive does not yet hold a photographed example of this type.

BrandBRIMAR
ClassCathode Ray Tube
BaseDuodecal
Filament6.3 V @ 300 mA

Construction

Primary TypeOther / special
EnvelopeRectangular Glass
Base MaterialPlastic/Phenolic
SectionsSingle beam

Filament / Heater

Heater NotesHeater Current 0.3 amp

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation16000 V———0.15 mA

Application Notes

No harmful X-ray radiation is produced below 16 kV. Above 16 kV shielding may be necessary. Ion-trap magnet must be adjusted for maximum brightness.

Datasheets

Datasheet: C14PM.pdf

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

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Manufacturers

Brands

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    Plate Voltage18000 V
    Grid 2 Voltage500 V
    Grid 1 Voltage2 V
    H-C Voltage200 V

    Audio Performance

    Key Features
    • Rectangular
    • 70° deflection angle
    • Electrostatic focus
    • Ion trap
    • Aluminised screen
    • External conductive coating
    • Grey glass faceplate