The following terms are reproduced with permission from PC Power & Cooling, Inc., Carlsbad, California, a manufacturer of quality power supplies. See glossaries in this encyclopedia. Airflow rated in ...

The Power Supply Unit, or PSU, is a component of your computer that provides electricity to the rest of the components in your computer. This term was viewed 10,470 times.

Don’t underestimate the importance of your PC’s power source. A good power supply serves as the cornerstone for a low-maintenance and highly reliable computer. But more often than not, boxed, ...

A system that converts AC current from the wall outlet into the DC currents required by electronic circuits. A computer power supply converts AC into multiple DC voltages. For example, 12 volts is ...