A split design compact-size seismometer. The upper part contains the recorder and the geophone module, the lower part carries the battery and the spikes. The docking station can be carried to the field.
Fairfield Zland 3C
A uni-body design compact-size seismometer. Each docking station has 8-bay that can harvest data and charge battery simultaneously.
For multichannel high-frequency near-surface active source survey.
Recording the ground motion after the Minivibe being triggered. The natural frequency of the geophone is 40 Hz.
A decent heater with high-performance GPU computation.