Very Broadband Borehole Systems
Borehole installations offer excellent performance for low-noise detection of weak seismic signals such as from local microseismic events or from regional/teleseismic earthquakes.
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5TB -strong-motion
The 5TB houses an accelerometer that is designed for strong-motion borehole studies. in cased holes with diameters of 99 to 203 mm.
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3TB weak-motion
The 3T Borehole (3TB) offers reliable, high quality performance in long period monitoring applications.
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Downhole Minimus
For deployments exceeding 100 metres in depth, we recommend the Downhole Minimus digitiser. Digitizing the data at source ensures that the origin can be definitively traced and not subject to attenuation during the travel to the surface; so signals are stronger and more reliable.
