| 摘要 |
Device for determination of location and measurement of potentials of underground pipelines consists of placed I the body connected in series inductive indicator of magnetic field, input amplifier, filter, logarithmic amplifier, rectifier, indicator, power block, range switch, two input terminals and connected in series to those and placed in the body high-ohmic divider, analog-digital transformer and digital indicator. At that the switch is connected to filter, logarithmic amplifier and rectifier and analog-digital transformer. |
