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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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2-2000A vacuum tube outline illustration

Tube-number record

2-2000A

0 archive entries

2-2000A is a tube type in the TubeDatabase archive (class: High-Vacuum Rectifier). Recorded specifications: brand Eimac, construction Diode, socket 4-pin, maximum plate voltage 75000 V, and maximum plate dissipation 1200 W. The archive does not yet hold a photographed example of this type.

BrandEimac
ClassHigh-Vacuum Rectifier
Base4-pin

Construction

Primary TypeDiode
Rectifier Typehigh-vacuum
EnvelopeGlass
Sections1

Filament / Heater

MaterialThoriated Tungsten

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Capacitor-Input Filter (Single-Phase Half-Wave)26500 V———600 mA
Capacitor-Input Filter (Single-Phase Full-Wave)26500 V———1200 mA
Choke-Input Filter (Single-Phase Full-Wave)26500 V———

Application Notes

The Eimac 2-2000A is intended for use in rectifier units, voltage multipliers, or special applications where gas-filled tubes are unsuitable due to temperature or transients. Forced air is required for cooling filament seals.

Datasheets

Datasheet: 2-2000A.pdf

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

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    Plate Voltage75000 V
    Plate Dissipation1200 W
    Cathode Current750 mA

    Audio Performance

    Key Features
    • Thoriated tungsten filament
    • Extreme ambient temperature tolerant
    • High operating frequency capability
    • High peak inverse voltage
    1500 mA
    Capacitor-Input Filter (Single-Phase Bridge)53000 V———1200 mA
    Choke-Input Filter (Single-Phase Bridge)53000 V———1500 mA