This article is the first in the “Projects” category. It’s a very inexpensive way to make a pretty good DC bench supply or dedicated 12 volt supply for working on projects or powering devices. As of this writing, a good quality and powerful ATX PSU (power supply unit) can be obtained online for about $20.00 or less. With the addition of a few inexpensive electronic parts (binding posts, LEDs, resistors, and some bits of hardware) a person with moderate electronic skills can do this project.
Below are links to some online articles and videos to use as examples done by other people. Most online references fall into two categories — converting an ATX PSU into a bench power supply or a dedicated 12 volt power supply. (more…)