400W S-Band SSPA Model APRA-S4000A


The Advantech Wireless Model APRA-S400A, S-Band SSPA (solid-state pulse amplifier) operates over the band of 2.9 ‰- 3.1 GHz. The peak power at the output connector is 400W. The design of the product is based on Advantech‰’s tradition of high power and high efficiency line of amplifiers. Built-in features such as duty cycle monitor and pulse width monitor ensure trouble free operation.


  • Modular architecture
  • Fast pulse rise/fall times (
  • Duty cycle up to 20%
  • Minimal pulse droop (<1% @50 åµs)
  • High stability (phase and amplitude)
  • Gain compensation over temperature
  • Remote monitor and control capability via RS485
  • Input and output sample monitor ports
  • Power factor correction
  • No rear access required for operation or maintenance

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