GFZ German research centre for geo sciences

Broadband Seismometer / STS-2

The STS-2, made by Streckeisen, is a force balance broadband seismometer, mainly run in connection with the QUANTERRA recorder. Adaptor cables are available for EarthData recorders.

Pool Contents
Seismometer                    3 Units: STS-2, 3-component, remote control

Mechanical Parameters
Sensor                                  3 inertial pendula in a cube-corner geometry
Control                                Zero position

Signal Output
Generator Constant        2 * 750 Vs/m
Response                            Ground velocity from 120 sec to >50 Hz
Clip Level                            ±13 mm/sec
Max. Output                       ±20 V

Physical Parameters
Power Consumption       1.56 Watts @ 24 VDC
Weight                                   13 kg (incl. host box)
Temperature Range        ±10 °C without mass recentering

Connectors
Poles and Zeros

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