Scintrex - Model gPhoneX -Gravity Meter

The Micro-g LaCoste gPhoneX gravity meter uses the Zero-Length Spring sensor technology to provide microGal repeatability with very low static drift, which makes it the best suited as a monitoring meter. Whether you are interested in earthquake or volcanic studies, earth tide  or reservoir monitoring, the gPhoneX will out perform all others.  The gPhoneX can also be used as an ultra sensitive low frequency seismometer for these areas of studies.