LGT2119 Geophone String

  Instruction: LGT2119 Geophone String consist of Land case with Round Snow Plate, one meter cable, Q9 Connectors. It is suitable for most harsh environment. LGT2119 can be switched to different kind of waterproof connectors.     Features: It features stable performance, high fidelity and consistent quality in conventional  industrial of coal, Petroleum and natural gas exploration. LGT2119 geophones strings are used in a various applications that are far removed from their original applications as earthquake detectors, engineering vibrations, perimeters defensing.   Suitable  Seismic Geophones: Type LGT-20D4.5 LGT-20D10 LGT-20D14 LGT-20D28 Natural Frequency (Hz) 4.5 ± 0.5 10 ± 5% 14 ± 5% 28 ± 5% Open Circuit Damping 0.6 ± 5% 0.3 ± 5% 0.22 ± 5% 0.27 ± 5% Damping with Shunt Resistance 　 0.7 ± 5% 0.51 ± 5% 0.552 ± 5% Intrinsic Voltage Sensitivity (V/cm/s) 0.288± 5% 0.28 ± 5% 0.28 ± 5% 0