Application of Ground Penetrating Radar in Detecting Deeply Embedded Reinforcing Bars in Pile Foundation

Table 2

Performance parameters of the GPR device [21].

Pulse repetition frequency	Range	Scan rate	Number of samples per scan	Sample size
400 kHz per channel	Up to 9999 ns	Up to 850 scan/s	128–8192	16 bit
Stacking number	Resolution	Dynamic range	Power consumption	Signal to noise ratio
Up to 32768 scans, automatic or user selection	Better than 5 ps	>160 dB	13 W	>160 dB