Have you ever tried to get through the concept of metal detector operating frequency? When I took up this hobby, I tried to do some research. But I didn’t succeed and bought a metal detector that seemed good because of its price. After some time passed, I understood that such an approach doesn’t work. You should understand the operating principles, advantages, and disadvantages of this or that technology and use them to the maximum.
Read moreMetal detector frequency – what is it, and what for?