Borehole seismometers

  • Seismometer CME-4211-BH150
    CME4211-BH150 is a three-component broadband low-noise seismometer designed for permanent or long term installations in boreholes down to 250 meters depth both dry and flooded.
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    Frequency range:
    0.033 Hz (30 sec) - 50 Hz
    Sensitivity:
    2000 V / (m/sec)
    Maximum installation tilt:
    ±15°
  • Seismometer CME-4311-BH150
    CME4311-BH150 is a three-component broadband low-noise seismometer designed for permanent or long term installations in boreholes down to 250 meters depth both dry and flooded.
    more
    Frequency range:
    0.016 Hz (60 sec) - 50 Hz
    Sensitivity:
    2000 V / (m/sec)
    Maximum installation tilt:
    ±15°