Here's a dynamite link for airbrush:

http://www.airbrush.com

Iwata is the high end. I use Paasche VL and Badger 200NH. Nothing wrong with either of them.
As for the compressor, I use a Porter-Cable with a 6 gallon tank. It will spray everything from airbrush to paint gun to texture. It's never let me down.

Good luck.