I was looking at power boards in a hardware shop yesterday and noticed that a) many of them had USB sockets, and that b) the ratings for the USB sockets varied widely, from 1A to 3A. If I wanted to ...

Recently I needed a dual voltage power supply to test a newly-arrived PCB, but my usual beast of a lab power supply was temporarily at a client’s site. I had a FNIRSI programmable power supply which ...

Somewhere, Christopher Walken is deliriously chanting “I gotta have more USB!” Yes, that’s right, 20 USB ports, and box headers for an additional four straight serial ports. Tom’s Hardware covered ...

Most of us have multiple smart devices at home, most of which accept charging from the universal USB port. In such situations, having USB ports in a power strip can be immensely helpful, especially ...

There’s two cases when hackers have to think about USB-C connector mechanics. The first is when a USB-C connector physically breaks, and the second is when we need to put a connector on our own board.

Developers, makers and electronic enthusiasts searching for a small Arduino development board may be interested in the aptly named Atto. A small affordable USB development board designed specifically ...

Follow ZDNET: Add us as a preferred source on Google. Have a USB device near you? Look closely at the port -- do you see a color? It turns out that it actually means something. There's a standardized ...

Despite their limited use for testing wall chargers and power banks, USB inline testers let you compare power sources. In three videos, we take you through their features, and we also try an inline ...