Solgeo - Model DDH - Geo -Double Downhole Geophone

DDH-Geo: the new triaxial borehole geophone, designed to seismic applications as Down-Hole survey. Provided with a fast-locking system with oriented aluminum poles, it allows to perform double setting configuration aimed to differential travel time processing. It also guarantees an high accuracy and fulfilling of international standard, ASTM D7400-08.