Also, I don't know what level of quality you're wanting, but ATI just came out with a TV Wonder Elite that, for the first time, carries ISF licensed software and hardware, what the pros use to get the most out of displays.
Think Sony KV -v- XBR, or Mitsu -v- Mistu Elite.
http://www.ati.com/products/tvwonderelite/
http://www.ati.com/products/tvwonderelite/features.html