Most people have at least seen those cheap component testers you can buy on the Chinese websites for $10 or so. If you haven’t seen them before, they usually have some kind of multi pin socket. You ...

If you’ve ever spent time online buying electronic doodads — which would mean almost all of us — then sooner or later, the websites get wind of your buying sprees and start offering “suggested” ...

While this sub-$20 board may not gain pride of place in your T&M rack, it's a fine tool for hobbyist and pro alike, and demonstrates the power of clever design. Recently, while thumbing through eBay, ...

Building one’s own Arduino shield — along with the associated sketch (program) — to implement a DIY component tester would have tremendous educational value. Building one’s own Arduino shield — along ...