On Feb 7, 2007, at 4:35 PM, Peter P. wrote: > is there a repository of Eagle routing rules There are two "different" autorouter .ctl files, and one Design rule set (.dru file) in the "misc" area of the CadSoft download page: http://www.cadsoft.de/download.htm There is my own set of suggestions for hobbyist PCBs downloadable (and explained in excruciating detail) at http://www.instructables.com/id/EZVIGHUBGCEP287BJB/ I've seen DRUs at some of the board houses as well. Note that for most practical purposes, changing the design rules has more dramatic and useful effects than changing the autorouter parameters. BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist