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 ...

If you want to get rich by hunting with a metal detector, you might want to consider how much you invested in the hardware to start with. Finding a tin can with a $200 detector might not make economic ...

For more stubborn rust or scale, mechanical methods may be necessary. Brass wire brushes, scrapers, or even rotary tools with ...

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 ...

Dive into the world of treasure hunting and learn how to build your very own metal detector using everyday items! Uncover hidden gems and lost artifacts right in your backyard. Perfect for adventurers ...

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 ...

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 ...

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 ...