Bartington Instruments

Grad-13D and Grad-13S three-axis submersible gradiometer, ideal for detecting unexploded ordnance or pipes and cables on the seabed. Operates to depths of 200m (Grad-13S) or 5,000m (Grad-13D).



  • three-axis magnetic field sensors
  • magnetometer
  • field sensor
  • gradiometer