- Multiple sensor technology recommended for active earthquake areas
- Record high quality up-down activity for earthquakes of all magnitudes near and far
- Accelerometer sensors remain on scale to detect larger local earthquakes on all axes
- Highly versatile, capable of measuring both strong motion and micro-seismic activity
- Explore Our Free Software Tools - Watch the Video
- Please choose product options by visiting RS4D | Strong Motion Seismograph.
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Sale!4 Component Seismograph