When reaching for a power supply design it’s normal here in 2022 to reach for a switching design. They’re lightweight, very efficient, and often available off-the-shelf at reasonable prices.

Whether you're buying a power supply unit for the first time or needing to upgrade to a higher-wattage brick, you're going to want to pay close attention to the power supply ratings system.

The PC power supply has been a standard of the junk box for the last couple of decades, and will probably continue to be for the foreseeable future. A product that is often built to a very high ...