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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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Tube-number record

D14-290GH

0 archive entries

D14-290GH is a tube type in the TubeDatabase archive (class: Instrument Cathode-Ray Tube). Recorded specifications: brand Philips, construction Display / CRT, base Glass, socket 14-pin all-glass, and maximum plate voltage 12000 V. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassInstrument Cathode-Ray Tube
Base14-pin all-glass
Filament6.3 V @ 300 mA

Construction

Primary TypeDisplay / CRT
EnvelopeRectangular flat-faced
Base MaterialGlass
SectionsSingle beam

Filament / Heater

Heater NotesIndirect heating, parallel supply

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Standard Oscilloscope Operation10000 V————

Application Notes

Primarily intended for use in compact oscilloscopes with 25 to 50 MHz bandwidth. Low impedance deflection plate drive is desirable if full deflection capabilities are used.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Voltage12000 V
    Grid 2 Voltage2200 V
    Grid 1 Voltage-200 V
    H-C Voltage125 V

    Audio Performance

    Key Features
    • Domed post-deflection acceleration mesh
    • Metal-backed screen
    • Internal rotation coil
    • Electrostatic focusing
    • Double electrostatic deflection