try this one:
Does anybody know where I can find the largest and best forum for general electronic projects on the web?
PCB Partner--Gerber automatic checking & Automatic array & PCB Manufacturers searching & Automatic quotation http://www.pcbpartner.com
Here is a great one:
Look under the "Schematics" tab for a list of projects; the projects usually link to another source on the web, but a very good source.