and then position.
In the process of positioning, if you feel the alarm area is still too large, you can
try to rebalance at the position where the LED shows white light. Move it in a smaller
range so as to improve the accuracy and then start mining.
Fig.5
3.
If the target is buried deep, beyond the detection range of the locator, you should
use the metal detector to scan again, after the location is determined, and then start the
excavation. First of all, use a locator instrument to scan the excavated objects, and
determine whether the objects have been in the excavated soil (see Figure.6).
Fig.6
When you scan the excavated soil, but the locator won’t send out the alarm
signal, you should scan in the excavated cave. Please scan the bottom and surround of