QUESTION:
How is HDTV different from the way I see TV now?
ANSWER:
The first noticeable difference is HDTV’s much wider screen. In the current analog system, the width of the picture divided by its height gives you a ratio of 4/3. HDTV, on the other hand, has a width to height ratio of 16/9, which closely resembles that of a movie screen. The second key feature is that HDTV has more than six times the sharpness and clarity of analog TV. The HDTV picture contains 1080 vertical picture elements (pixels) by 1920 horizontal pixels, for a total of more than two million. The analog picture contains a total of 230,400 pixels. Finally, HDTV has six channels of CD-quality surround sound (left, right, center, left rear, right rear, and low frequency effects). This combination of super-sharp video and digital sound promises a spectacular viewing experience. Best of all, it can be received for…
