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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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27RP4 vacuum tube outline illustration

Tube-number record

27RP4

0 archive entries

27RP4 is a tube type in the TubeDatabase archive (class: Cathode-Ray Tube). Recorded specifications: brand General Electric, year 1954, construction Display / CRT, base Plastic, socket Duodecal, and maximum plate voltage 20000 V. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassCathode-Ray Tube
BaseDuodecal
Filament6.3 V @ 0.6 mA

Construction

Primary TypeDisplay / CRT
EnvelopeGlass
Base MaterialPlastic
Sections1

Filament / Heater

Heater NotesCathode-heater potential should not exceed limits specified.

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Standard operation16000 V————

Application Notes

The electron gun is designed for use with an external single-field ion-trap magnet. Protective face-viewing window may be necessary for X-ray protection at voltages above 16kV.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Voltage20000 V
    Grid 2 Voltage500 V
    Grid 1 Voltage125 V
    H-C Voltage410 V

    Audio Performance

    Key Features
    • Magnetic focus
    • Magnetic deflection
    • External conductive coating
    • Aluminized screen
    • Gray faceplate
    • Ion-trap gun