... frequency from 1Hz to 100Hz, include vertical geophone, horizontal geophone, bi-component geophone, tri-component geophone and inner-well geophone.CDJ low-frequency geophones, 1Hz, 2Hz ... petroleum, coal, metallurgy, national defense, engineering and etc.Well-used geophone (shear wave probe) can be used to receive seismic wave ... Height (mm)1381061488780134Weight (g)8.153.4100.480.482.35 Geophone