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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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8283/3CX1000A7 vacuum tube outline illustration

Tube-number record

8283/3CX1000A7

0 archive entries

8283/3CX1000A7 is a tube type in the TubeDatabase archive (class: High-Mu Power Triode). Recorded specifications: brand EIMAC, year 1975, construction Triode, base Ceramic/Metal, socket Special / none, maximum plate voltage 3500 V, and maximum plate dissipation 1500 W. The archive does not yet hold a photographed example of this type.

BrandEIMAC
ClassHigh-Mu Power Triode
BaseSpecial / none

Construction

Primary TypeTriode
EnvelopeCeramic-metal
Base MaterialCeramic/Metal
Sections1

Filament / Heater

MaterialThoriated-Tungsten Mesh

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
RF Linear Amplifier Class-AB2 Grounded-Grid3500 V——200129 mA
Audio-Frequency Amplifier Class-AB2 Grid Driven (Two Tubes)2500 V———500 mA

Application Notes

The EIMAC 8283/3CX1000A7 is intended for Class-AB2 linear amplifier service in grid-driven or cathode-driven configuration. Forced air cooling is required.

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Manufacturers

Brands

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    Plate Voltage3500 V
    Plate Dissipation1500 W
    Grid 1 Voltage-100 V
    Cathode Current1000 mA

    Audio Performance

    Power Output3100 W
    Key Features
    • Zero-bias
    • Linear amplifier service
    • High-mu
    • Ceramic-metal construction