Converting mains voltage down to 12 or 24VDC to drive a heating element makes no sense. To get 120 watts at 12 volts requires thick wires that can handle 10 amps, whereas at 120V, tiny 1A wires will ...

Pizza, anyone?

There comes a time when almost everyone struggles to collect costly components for hobby electronics experiments. Let us face it. When a new idea pops up, a profitable strategy is to repurpose some ...

Instructables member, Gosse Adema has used Lego building blocks combined with Nema 17 stepper motors to create his very own and very awesome Lego 3D printer. The 3D printer was crewed using a number ...

3D printers have become incredibly cheap, you can get a fully workable unit for $200 – even without throwing your money down a crowdfunded abyss. Looking at the folks who still buy kits or even build ...

From smart printers to material innovations, stay ahead in 3D printing with these new gadgets that improve speed, quality, ...

A 3D printer can open up a lot of creative possibilities, but there are a few practical realities that beginners should be aware of before buying one.