Including: 2 5Hz high sensitivity surface wave detector series; 4-100Hz horizontal detector series; 4-100Hz vertical detector series

Application areas: geological exploration and engineering measurement, sensing motion conditions such as acceleration or vibration in different directions; blasting vibration monitoring; seismic and ground pulsati...

Application: Used to study the existence of cracks, crack density and crack direction, shear wave and longitudinal wave shear wave of rock and soil layer, and anisotropy of rock formation