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83A1

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BrandMullard
ClassVoltage Reference Tube
BaseE7-1

Construction

Primary TypeCold cathode discharge tube
EnvelopeGlass
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage130 V
Grid 1 Voltage-50 V
Cathode Current6 mA

Audio Performance

Key Features
  • Miniature
  • Cold cathode discharge
  • Voltage Reference
  • Long life stability

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Voltage Reference83.75V-230-4.5mA

Application Notes

The effective series resistance should never be less than 2000 ohms. In total darkness, a starting delay of 5 seconds may occur. Maximum starting current (10mA) should be restricted to approximately 30 seconds once or twice in each 8 hours of operation.

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