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| EGI provides a complete service of airborne geophysical surveys that includes data acquisition, data quality control, logistical reporting and data interpretation using the following airborne geophysical methods listed below: |
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Airborne magnetics |
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Airborne magnetics and radiometrics |
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Airborne Electromagnetics (FLAIRTEM and ELLTEM) |
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Airborne Gravity |
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| Some of our currently designated instruments for airborne surveys are as follows: |
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Magnetometer Sensor: |
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Make: Geometrics |
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Model: G822A |
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Counter: G823A |
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Type: Cesium Vapour |
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Sensitivity: 0.001 nT |
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Sampling Rate 10 Hz (or 20Hz) |
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Sampling Interval Typically 3 to 6 m |
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Maximum system noise ± 0.05 nT with a 1 sec filter |
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Operating Range 20,000 - 100,000 nT |
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Gradient Tolerance >10,000 nT/m |
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Digital Acquisition System: |
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Make: Geometrics |
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Model: Maglog NT |
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Radar altimeter: |
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Radar altimeter system (Honeywell KRA10A ) |
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Specific GPS system: |
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DGPS receiver (Omnistar 3200L) Steering information is displayed via a navigation computer to the pilot which is updated every 1.0 seconds. |
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Ground System: |
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Base Station magnetometers |
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