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Ground-penetrating radar (GPR) is a geophysical method that uses radar pulses to image the subsurface. It is a non-intrusive method of surveying the sub-surface to investigate underground utilities such as concrete, asphalt, metals, pipes, cables or masonry. [ 1 ]
This is an incomplete list of ground-based radars operated by the United States Marine Corps since the service first started utilizing radars in 1940. [1] The Marine Corps' has used ground-based radars for anti-aircraft artillery fire control, long range early warning, Ground-controlled interception (GCI), ground directed bombing, counter-battery radar, short-range cueing for man-portable air ...
The frequency range for this type of ground penetrating radar equipment is 10-2300 MHz with a peak frequency between 100 and 1000 MHz and pulse duration of 0.2 to 4.0 ns. More than 50,000 lineal feet of data can be collected and stored in the US Radar unit before being transferred via USB port to a Windows-based operating system that processes ...
The aerostat radar data is available to NORAD and U.S. Customs and Border Protection. Since October 2017, the aerostat has been fully utilized by Philippine Navy operators to monitor People's Liberation Army Navy and China Coast Guard movements in the South China Sea and Benham Rise. Daily operations of the aerostat have augmented the ...
The Radar Imager for Mars' subsurface experiment (RIMFAX) is a ground-penetrating radar on NASA's Perseverance rover, part of the Mars 2020 mission. It uses radar waves to see geologic features under the surface. The device can make detections dozens of meters/yards underneath ground, such as for buried sand dunes or lava feature. [1]
The Ground Master 200 (GM200) is a medium range AESA 3D radar manufactured by Thales Group. The GM200 can operate both as an independent air surveillance radar or as the sensor module of an air defence system. The GM200 also features a surface channel and a Rocket/Artillery/Mortar sense and warn capability. [1] [2]
At the time, the railSAR fell into the highest category of UWB radar systems, operating across a 950 MHz-wide band from 40 MHz to 1 GHz on a pulse strength of 2.5 megawatts. [1] [3] [4] It provided fully polarimetric, high resolution radar data and possessed 185% bandwidth compared to other radar systems that had less than 25% bandwidth. [1] [5]
Ground-penetrating radar (or GPR) has a typical maximum depth below ground level (bgl) of 10 m, depending upon the antennae frequencies used, typically 50 MHz to 1.2 Gz. The higher the frequency the smaller the object that can be resolved but also penetration depths decrease, so operators need to think carefully when choosing antennae ...