Magnetometers measure variations in the Earth’s magnetic field. These variations can be the result of a mineral deposit, geological structure or buried objects. Gradiometers utilize an additional sensor to delineate near surface targets.
A range of ground magnetometer / gradiometer systems with varying levels of sensitivity, gradient tolerance, and sample ra.. more
A range of high precision and sensitivity potassium magnetometers / gradiometers for aerial surveys.
Very Low-Frequency (VLF) systems for ground surveys. The VLF survey technique is a passive electromagnetic method that uti.. more