Looking for a light project to teach young hackers some very basic electronics? Here’s a quick and easy weekend project, a simple metal detector! We all know 555 timers are very useful and pop up in a ...

Learn two simple metal etching methods using electricity and rust removal. Perfect for DIY metal projects without the hassle of traditional engraving! #Metal #Etch #Engraving #metalworking #DIY ...

Explore the basics of metalworking by melting and shaping metal into useful tools or artistic objects. This project covers essential safety tips, heating techniques, and shaping methods for beginners ...

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 ...