Tutorial : Making a current source by an op-amp
A current source made by op-amp
This is a current source which is made by op-amp (LM-358)
Just pay attention to the breadborad schematic. I didnt have time to work on schematic and PCB
For more information check out the the following YouTube video: http://www.youtube.com/watch?v=hHAjk3KDHnk