Posture the Clamp: Open the clamp with the tester and position it round the grounding conductor or electrode. Make sure the clamp is securely closed to receive an accurate measurement. Vertical electrical sounding (VES) .It is analogous to the strategy of electrical profiling is predicated on the four-electrode principle. The https://leadership20074.blogoxo.com/33518069/getting-my-soil-resistivity-measurement-bangladesh-to-work