Here are a couple of links for DIY electronics, I spent most of this evening looking threw most of the stuff on this site for some cheap ways to do some ideas I may try to do. (Lots of Stuff) Some of the the guys just mentioned are at these links to.
http://home.cogeco.ca/~rpaisley4/CDPSU.html
http://home.cogeco.ca/~rpaisley4/ToggleTwin.html
Great site for DIY electronics. Good Luck; John