AT Power Supply Form Factor

AT Power Supply Form Factor
AT means "Advanced Technology" and is the predecessor of today's standard ATX format. Previously, IBM developed the XT format. The AT-format is a standardized form factor, which determines how large the main board, how wide must be the spacing between holes and where all components are placed. In addition to the AT format, there is a smaller version, the Baby AT format, which was developed somewhat later. (more…)