GRAVITY

Relative meters as the CG-5 AUTOGRAV™ Gravity Meter for surveying or the gPhone for monitoring.

Or Absolute meters as the FG-5 Gravity Meter or the A-10 portable gravity meters

MAGNETICS

TheENVI PRO Proton Magnetometer with built in GPS or the ENVI Proton Magnetometer

Or the NAVMAG high precision Cesium Magnetometer

The SARIS Resistivity meter for shallow electrical investigations

Or the IPR-12 Inducted Polarization System for deeper investigations with either a 3KWatt or 10 KWatt Transmitter.