At this point you’ve almost certainly seen one of these low-cost portable soldering irons, perhaps best exemplified by the TS100, a pocket-sized temperature controlled iron that can be had fo… ...

If you've ever been interested in building your own "Internet of Things" projects, this deal on the ARDX Arduino Starter Kit and three courses is the best way to do it-even if you have absolutely ...

Why wait for a company to manufacture the tech you need when you can build it yourself? These nine Raspberry Pi and Arduino courses show you how for $69.99, $353 off the $423 MSRP.

Check out all the stuff crammed into a small swath of strip board. It’s got that characteristic look of a roll-your-own Arduino board, which is exactly what it is. [S. Erisman] shows you how … ...

The build uses an Arduino, an MP3 chip, a SD card, LCD screen, amplifier, and two speakers. Everything is then packed into a small repurposed box with buttons and a volume knob. The end result is ...