Have you ever found yourself suddenly in need of finding a small metal object hidden in the woods? No? Well, neither have we. But we can’t say the same thing for [zaphod], who’s family was hoping to ...

We’re not sure how legit this is, but it’s easy to test out (if you still have an AM radio around). Instructables member RazorG has built a metal detector from just a radio and a calculator. The radio ...

A new Instructables page has been created to make an eco-friendly DIY metal detector using an Arduino Mega just been combined with a 3.2 inch TFT LCD touchscreen to provide a fantastic readout, making ...

This article was taken from the December 2011 issue of Wired magazine. Be the first to read Wired's articles in print before they're posted online, and get your hands on loads of additional content by ...

In the course of trying to make out yard a properly graded area of grass, with some plots for veggies and flowers, I have torn up a decent chunk of dirt. And, in the process of doing so, as well as ...

If you love searching for treasures with a metal detector, you should know how to clean your finds properly. We break down the different methods and tools used in cleaning found metal, like an ...

If you ever thought about becoming a treasure hunter this simple DIY metal detector by [mircemk] may be a nice project to start with. The design is based on an opensource metal detector called Smart ...

The heart of this diy metal detector circuit is the CS209A IC. The metal detector is built with one 100µH coil that has 40 mm in diameter and is made of 50 turns/0.4 mm wire. CS209A has one oscillator ...