An on-screen pattern of light and dark gray bars used to balance the gray scale of a monitor. The patterns differ, but the goal is to obtain the optimum black. When on screen, the black level is ...

Whether you purchased your HDTV yesterday or last year, there's a big chance you just plugged it in and fired it up. Tweak your HDTV for better viewing quality. Photo by blakespot. While HDTV has a ...

The Sarnoff Digital Test Pattern When I was approached about evaluating the Sarnoff Digital Test Pattern, my interest was piqued immediately. After all, it's been a long time since most of us have ...