Edgetech FS4200 System

The 4200 Series is a versatile side scan sonar system that can be configured for almost any survey application from shallow to deep water operations. The 4200 utilizes EdgeTech’s Full Spectrum® CHIRP technology to provide crisp, high resolution imagery at ranges up to 50% greater than non-CHIRP systems; thus allowing customers to cover larger areas and save money spent on costly surveys.


  • Optional Multi-Pulse (MP) technology for high speed surveys
  • Crisp, high resolution CHIRP images
  • Multiple dual simultaneous frequency sets to choose from
  • Choice of stainless steel or lightweight aluminium towfish
  • Easily integrates to other 3rd party sensors
  • Meets IHO & NOAA Survey Specifications


  • 300/600KHz
  • 120/410KHz



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