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Geophone Hydrophone Microphone Seismometer. Since GPR operates by transmitting and receiving electromagnetic EM energy over a very wide frequency band, cellular phones, two-way radios and pagers should be turned off as they also transmit EM energy and may interfere with the survey. Sydney e This email address is being protected from spambots. In the Earth sciences it is used to study bedrock , soils, groundwater , and ice. Ground Penetrating Radar is also known as GPR, Ground Probing Radar, Ground Radar, and Georadar. Can cell phones and electromagnetic devices be used around the equipment? Systems for two common applications, structural concrete scanning and underground utility locating, can easily be fit into the trunk of a compact car.
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What is GPR: A Brief Description by GSSI

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The size of the antenna relates to the frequency of the antenna and subsequently, the depth that it can penetrate for more information see: Learn More. The minimum size of an object which is visible to the radar increases as the antenna frequency decreases. The data is calibrated to convert two-way reflection times into depths on the GPR profiles.
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Setup is Fast and Easy!

However, GPR does not know what the actual materials are that it is imaging. Another American system, known as Iron Curtain , utilizes two sensors to reduce false alarms and defeat threats inches from their target by firing a kinetic countermeasure designed to minimize collateral damage. With continued development of electronics, systems with pulse durations measured in picoseconds became possible. These antennas transmit and receive radio frequency waves.
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Subsurface objects and stratigraphy layering will cause reflections that are picked up by a receiver. Further developments in the field remained sparse until the s, when military applications began driving research. Yes, all GSSI equipment is in full compliance with FCC, CE and RSS regulations. The same system can be used for concrete scanning, buried utility locating, and deep geophysical applications merely by changing the antenna and mounting system. Engineering applications include nondestructive testing NDT of structures and pavements, locating buried structures and utility lines, and studying soils and bedrock. Many people question whether there is any danger for the person using GPR equipment, and the answer is no.
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