The GÜRALP CMG-3ESP Compact, made by GÜRALP, is a force balance broadband seismometer. Adaptor cables are available for EarthData recorders.

Pool Contents
Seismometer, 45 units         GÜRALP CMG-3ESP Compact

Mechanical Parameters
Sensor                                        3 orthogonal sensors
Resonances                              above 140 Hz
Control - Zero                           position (re-center pulse input)Mass lock

Signal Output
Generator Constant               2 * 1000 Vs/m
Response                                   Ground velocity from 60 sec to 50 Hz
Max. Output                              ±20 V

Physical Parameters
Power Consumption              0.75 Watts @ 12 V
Weight                                          8.3 kg
Operating Temperatures      -10 to +65 °C
Connectors