Transform an old computer PSU into a versatile lab bench power supply for electronics projects.

We’ve seen lots of power supply projects that start with an ATX PC power supply. Why not? They are cheap and readily available. Generally, they perform well and have a good deal of possible output.

Configuring a custom gaming PC is both fun and rigorous work. First, you get to research your components –- case, motherboard, CPU, GPU, memory, storage, peripherals, cooling, and power supply unit.

Switched-mode power supplies are found in electronics all around us. They provide the DC voltages that power our computers, cell phones, chargers, appliances, and myriad other electronic devices.