Like PCs, developer boards like Raspberry Pi are getting more horsepower to run faster applications and 4K graphics. Take the Mediatek X20 Development Board, which started shipping for US$199 this ...
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 ...