Land geophone string SG10 Geophone 10Hz with SH17-WCR-2M2F Connector Used for Seismic Data Acquisition System . Geophone strings, SG10 land strings .....
Land geophone string GS 20DX Geophone 10Hz with SH17-WCR-2M2F Connector Used for Seismic Data Acquisition System . Type Land Geophone String GS 20DX ....
SM4 10Hz Geophone String for Marsh and Transition Zone Used for Seismic Data Acquisition System . 1. Geophone Element: SM24 10Hz(or other) 6*2,12Pcs. ...