GPR uses high-frequency (usually polarized) radio waves, usually in the range 10 MHz to 2.6 GHz. A GPR transmitter and antenna emits electromagnetic energy into the ground.

Apr 18, 2025 · Ground penetrating radar (GPR) is an electromagnetic geophysical method that transmits radio wave pulses at select center frequencies into the ground to study the subsurface.

Ground penetrating radar (GPR) is a non-destructive detection and imaging method which identifies subsurface elements either underground or within a surface such as concrete. …

GPR is a time scaled system which measures the time that it takes pulses of electromagnetic energy to travel from an antenna to an interface (e.g., soil horizon, bedrock, and buried …

Sep 3, 2020 · Ground Penetrating Radar - A geophysical method used to investigate the sub-surface or medium it is applied to. It uses high frequency electromagnetic waves in the …

Learn how ground penetrating radar works and get your GPR questions answered by GSSI.

Nov 3, 2023 · GPR works by detecting echoes of electromagnetic signals. First, the transmitter sends high-frequency radio waves (between 10 MHz and 2.6 GHz) into the ground. The waves …

May 27, 2025 · Ground penetrating radar (GPR) is an electromagnetic (EM) method that transmits radio-wave pulses into earth materials to image the subsurface. GPR capitalizes on the effects …

Dec 7, 2023 · Ground-Penetrating Radar (GPR) is a geophysical method that uses radar pulses to image the subsurface. It is a non-destructive technique that allows the visualization of …

Ground-Penetrating Radar, or GPR, is a geophysical locating method that uses radio waves to identify anomalies below the surface of the ground. This process is minimally invasive, which …