Laznicka points out that a metal detector operates by emitting electromagnetic fields via a lookup coil, which interacts with the ground to Track down metallic objects. When the coil encounters metal, it induces eddy currents in the thing, developing a secondary magnetic industry that the detector’s receiver coil picks up. https://angelocbzvq.suomiblog.com/not-known-factual-statements-about-used-metal-detectors-for-sale-48420766