RF Power Grid Tubes · Tetrodes

4CX20000A — 4CX20000A Ceramic Tetrode

Manufacturer: Eimac / CPI

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Product Description

Largest in the 4CX series, this ceramic tetrode has 20 kW plate dissipation for very high-power broadcast and industrial RF applications.

Technical Specifications

Tube TypeBeam Tetrode
Plate Dissipation20000 W
Max Plate Voltage12 kV
Max Plate Current6.0 A
Max Frequency100 MHz
Filament Voltage7.5 V
CoolingWater

Applications

  • MW/SW broadcast at 1 MW class
  • Very high-power ISM RF heating
  • Military HF strategic communications

Key Features

  • 20 kW plate dissipation
  • Water-cooled high-power operation
  • Top-of-range 4CX tetrode
  • Strategic broadcast applications