Powering Your PC: The Ins and Outs of Desktop Power Supplies The desktop power supply, frequently known only as the PSU (Power Source Unit), acts as the backbone of any pc system, converting switching recent (AC) from the wall outlet into primary recent (DC) practical by the computer's components. These essential units come in numerous kind facets and wattages to accommodate various pc builds, from small mini-ITX techniques to high-end gambling rigs or...