If you've never heard of a 'DAC' before, you might be surprised to hear that you most likely use one everyday. DAC stands for digital-to-analogue converter and any device that delivers digital sound – ...

Classic towers, sleek all-in-ones, space-saving mini PCs: Today's desktops pack neater designs and more value than ever. See our recent favorites based on our deep-dive reviews, plus all the shopping ...