exploration seismograph News

  • New partnership: Geometrics Representation

    We are very happy to announce that our company is representing all Geometrics products, including seismographs, magnetometers and geoelectrics. Geometrics has supplied the world with rugged, portable, easy-to-use, and technologically-innovative geophysical instruments — and responsive, worldwide customer support, since 1969. Geometrics' line of seismographs, magnetometers, ...


    By Geomorph Instruments

  • ASTM D5777 - 00(2011)e1 standard guide for using the seismic refraction method for subsurface investigation

    This guide summarizes the equipment, field procedures, and interpretation methods used for the determination of the depth, thickness and the seismic velocity of subsurface soil and rock or engineered materials, using the seismic refraction method. Measurement of subsurface conditions by the seismic refraction method requires a seismic energy source, trigger cable (or radio link), geophones, ...


    By ASTM International

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