Preselectors and Switch Filter Banks


CAES Preselectors and Switch Filter Banks offer state-of-the-art performance and SWaP optimization. 

Our preselectors and switch filter banks offer low noise figure, high dynamic range, state-of-the-art filter rejection with high channel-to-channel isolation front ends, realized in compact building blocks, designed in custom form factors. Applicable markets include: EW, missiles, radar, communications and space. 

Preselectors and Switch Filter Banks

Our unique packaging techniques allow for high circuit density, high isolation, excellent thermal management, small size, and low weight.


  • Single and multichannel configuration
  • High level strong signal survivability
  • Low noise figure
  • High dynamic range
  • Low phase noise under vibration
  • High degree of frequency selectivity
  • RF threshold and BIT detection
  • Precise phase matching
  • Fast switching
  • High isolation
image of cobham preselector
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