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Originally Posted by WM6
Why one should need a magnetometer to detect things visible by your eyesight?
Nevertheless, what happen, if truck is completely made out of gold?
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Hi dear WM6 is also for detection underground and under water
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The idea is that you can always detect metal whether it is underwater
or hidden on the ground and by flying this unit over the terrain you
can detect them.
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Maybe you have misunderstood dear WM6.