"Written by, (and with the advice of), senior technicians in these ratings, this series provides beginners with fundamental electrical and electronic concepts t

"Written by, (and with the advice of), senior technicians in these ratings, this series provides beginners with fundamental electrical and electronic concepts through self-study. " http://www.compatt.com/Tutorials/NEETS/NEETS.html http://www.compatt.com/Tutorials/NEETS/NEETS.html