C-Band 2.5 kW TROPO Modular GaN based Solid State Power Amplifier


  • Modular architecture
  • High stability (phase and amplitude)
  • Gain compensation over temperature
  • Remote monitor and control capability via RS485 or Ethernet ports
  • Input and output sample monitor ports
  • Power factor correction
  • Field replaceable modules
  • No rear access required for operation or maintenance
  • Adjustable ALC provided
  • Protection against open or short circuit loads



The Advantech Wireless Model ARMA-CL2500A, C-Band Solid-State Power Amplifier operates over the Low C-Band Tropo frequency of 4.4 – 5.0 GHz.
The ARMA-CL2500A is fully modular.  The design of the product is based on Advantech Wireless’ tradition of high power and high efficiency line of amplifiers.


The design of the C-Band 2.5 kW TROPO Modular GaN based Solid State Power Amplifier is based on Advantech Wireless’ industry proven reliable solid state power amplifiers. The following is a description of the system elements and their salient features:

The ARMA Modular Amplifier contains the following elements:

  • Redundant Input/Driver Module
  • Splitter panel, one per amplifier chassis
  • RF chassis each containing four 500 W amplifier modules
  • Power supply modular package, one per amplifier chassis
  • High-power Combiner


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