The GCS-1500 Series is capable of both gamma and neutron detection and is trusted worldwide to detect and identify radioactive nuclides. The GCS-1500 Series’ modular drive-through design can be configured to support the unique needs of the nuclear industry, law enforcement, private industry, research institutes, and federal agencies tasked with nuclear safety or public security.


  • Exceptional gamma and neutron detection

  • Source localization

  • NORM discrimination to minimize nuisance alarms

  • No void or uneven load distribution alarms

  • ANSI 42.35 compliant; approved for use in Homeland Security