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

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Tube-number record

6779

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BrandMullard Limited
ClassCold Cathode Trigger Tube
BaseNoval (B9A)

Construction

Primary TypeOther / special
EnvelopeGlass
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage290 V
Cathode Current8 mA

Audio Performance

Key Features
  • Inert gas-filled
  • Priming discharge
  • Stable trigger striking characteristics

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Nominal230 V————

Application Notes

Primarily intended for use in timers and over-voltage protection equipment.

Datasheets

Datasheet: 6779.pdf

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

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