For seismic and geoelectric land surveys with our cables we can guarantee electrode spacing of 0.5 m – 1.0 m – 2.0 m – 3.0 m – 5.0 m – 10.0 m – 20.0 m. We offer on-demand consultancy in the design of surface or borehole cables for seismic surveys both terrestrial and marine. We have geophones with owner frequency of 4.5 Hz-8 Hz-14 Hz -28 Hz-100 Hz.