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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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FILAMENTARY DIODE vacuum tube outline illustration

Tube-number record

FILAMENTARY DIODE

0 archive entries

FILAMENTARY DIODE is a tube type in the TubeDatabase archive (class: High-Voltage Rectifier). Recorded specifications: brand General Electric, year 1961, construction Diode, base Glass-Octal, socket Octal, and maximum plate voltage 33000 V. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassHigh-Voltage Rectifier
BaseOctal

Construction

Primary TypeDiode
Rectifier TypeHalf-wave
EnvelopeT-9, Glass
Base MaterialGlass-Octal
Sections1

Filament / Heater

MaterialCoated Filament

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Tube Voltage Drop100 V———7 mA

Application Notes

The duty cycle of the voltage pulse must not exceed 15 percent of one scanning cycle. Soft x-rays may be produced unless adequately shielded.

Filters

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Manufacturers

Brands

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    Absolute Maximum Ratings

    Plate Voltage33000 V
    Cathode Current11 mA

    Audio Performance

    Key Features
    • Low-current rectifier
    • TV High-Voltage applications
    • Internal shield