GEA24 is a compact-sized 24 channel seismograph (2 units can be serialized for a total of 48 chs.) with a 24 bit data acquisition board and USB interface for external PC (not included in the standard supply). Suitable for so many applications, GEA-24 is a really affordable solution for all professional uses
REFRACTION, SHALLOW REFLECTION, SURFACE WAVES (MASW, Re.Mi., Vs30, MAAM, ESAC, etc.), HVSR / VIBRATIONS, DOWNHOLE (with 3D borehole geophone Mod.GFA), CROSSHOLE (with 3D borehole geophone Mod.GFA and cross-hole energizer for P/S waves Mod.CHE)