Go to the MARY Smart website
MARY Smart is a modern, portable, robust and accurate multifunctional EM receiver, controlled via any Android-based smartphone or tablet. MARY Smart is intended for being used in mineral exploration, engineering, ecological, hydrological, geological mapping and other applications. It supports the following EM prospecting methods:
- Resistivity & IP methods in either frequency or time domains
- Tracing power lines and pipes using 50/60 Hz frequency
- Controlled-source electromagnetics
- Stray current measurements
- Self-potential method
More information about the MARY Smart receiver coud be found here