An Arduino can measure time, a coil and a resistor will create a delay proportional to the circuit values, and metal around the coil will change the coil’s inductance.

If you want video support on your project, you might start from a device like a Raspberry Pi that comes with it built in. [Kevinhub88] doesn’t accept such compromises, so he and his Black Mes… ...

Archer used an Arduino Uno microprocessor to play music on a 3.5-inch floppy drive. The drive needs a 34-pin IDC connector and have the A/B select jumper set to drive B.

Smoke machine:** - Vape - Air pump - Plastic/silicone tube - Liquid container - T/L connectors (for the tubes) **Other ...

Electric Paint is an electrically conductive liquid wire, which can be used as a cold-soldering medium or conductive adhesive. Non-toxic, solvent-free, and water-soluble it can be used for prototyping ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Well tech tinkerer Joe Desbonnet has whipped up what he dubs "poor man's NFC" using an Arduino, some magnet wire, and any compass-equipped Android smartphone (which is almost all of them).

Arduino, an open-source hardware pioneer with 32 million active developers worldwide, today announced its hardware is now integrated into more than 30 ...

Arduino wire-bending machine *I wish I had one of these gizmo, although (a) the feeder system doesn't actually work and (b) I could probably bend wire by hand 50 times faster and cheaper.

Arduino, an open-source company used by tens of millions of developers around the world, today unveiled plans to expand its portfolio of hardware, sof ...