Sound & Vision is a popular home theater magazine and delivers calibration information via this diagnostic DVD The purpose is to fine tune your home theater system, to make the picture look better and the audio to be perfected Exclusive video patterns and audio tests Includes colour correct Red Green Blue acetates This disc looks at colour, contrast, sharpness, resolution, speaker placement, speaker performance, and Dolby Digital & DTS This disc includes THX and DTS demo sequences, as well as six Dolby Digital trailers www.soundandvision.com