Forums for electronics and audio schematics.
Schematics:
http://www.schematicforums.com
DIY:
http://www.prodigy-pro.com – International do it yourself forum
DIY:
http://www.groupdiy.dk – Danish do it yourself forum.
www.edaboard.com
www.music-electronics-forum.com
www.electro-tech-online.com
www.electronicspoint.com
www.dutchforce.com/~eforum
forum.eserviceinfo.com
www.electronics-lab.com/forum
forum.allaboutcircuits.com