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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

ELECTROMETRE SIMPLE

0 archive entries

BrandMAZDA
ClassElectrometer Tube
BaseSpecial / none

Construction

Primary Type
Tetrode
EnvelopeGlass
Sections1

Filament / Heater

Materialtungstène thorié

Absolute Maximum Ratings

Plate Voltage9 V
Grid 2 Voltage-2 V
Grid 1 Voltage6 V

Audio Performance

Key Features
  • High grid n°2 insulation
  • Thoriated tungsten filament
  • Designed for sensitive electrometer applications

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation9 V30——0.1 mA

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Manufacturers

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