Portable Active Seismic Source – PASS


Compared to conventional devices, PASS is an ultra-compact seismic source device, allowing for the regular installation of multiple units and enabling continuous monitoring.  Due to its compact and lightweight design, costs can be reduced, and the seismic source device can be easily installed.

Various size of PASS has been developed and applied in the depth range from some tens meters to several kilometers.

PASS-S1 (Size: 10cm x 10cm x 12cm)

PASS-P28 (Size: 24cm x 24cm x 12cm)

PASS-M1 (Size: 52cmx66cmx47cm)