Interesting sites

http://www.ai.mit.edu/projects/leglab/
MIT robotics lab with many walking models. Very interesting!

http://neazoi.multimania.com
Rare electronic schematics.

http://www.techteam.gr
Online community

http://www.electronics-lab.com
Forum, schematics and many more

http://www.datasheetarchive.com
A very big collection of electronic component datasheets.


Suppliers and stores

http://www.digikey.com
An online electronics store where you can find allmost every part you want.

http://gr.digikey.com
The greek version of the above store.