Fluke, Extech, Amprobe in that order if I was buying one today. I am currently using an Extech EX330 autoranging with non-contact voltage detection.
Here is a good tutorial by Fluke.
http://en-us.fluke.com/training/training...ndamentals.html
Here is a good tutorial by Fluke.
http://en-us.fluke.com/training/training...ndamentals.html