If you are looking for an easy to use, powerful and affordable schematic capture and printed circuit board design package that gets the job done, EAGLE is the number 1 choice! CadSoft offers user friendly, powerful and affordable solutions for PCB design, including Schematic Capture, Board Layout, and Autorouter.
EAGLE (Easily Applicable Graphical Layout Editor) is an ECAD program produced by Cadsoft in Germany (American marketing division: Cadsoft USA). It is very commonly used by private electronics enthusiasts, because there is a very usable free demo version for nonprofit use and is available in English and German. Cadsoft has released versions for Microsoft Windows, Linux, and Mac OS X. EAGLE provides a schematic editor, for designing circuit diagrams and a tightly integrated PCB layout editor, which automatically starts off with all of the components required by the schematic.