03-17-2015, 06:53 AM
I found this link today from the Engineering School of the University of PA. Actually I learned about 'demonstrations' which I did not know.
http://www.seas.upenn.edu/~uparc/documen...quette.pdf
http://www.seas.upenn.edu/~uparc/documen...quette.pdf
73, Steve - KC1SA