What makes digital different from analog broadcasting?
There are three main advantages to DTV: 1. High Definition Television (HDTV) offers four times the resolution, or clarity, of analog television and are displayed in a wide screen format similar to a movie theater. In addition to dramatically improved picture quality, the sound is CD-quality. 2. Multicasting DTV allows stations to broadcast multiple channels simultaneously. While these channels may not be HDTV, the digital format provides better pictures and sound than analog’s format. Multicasting affords Eight the ability to offer more services to the community. 3. Enhanced Television (also known as Interactive Television) allows additional material related to programming to be transmitted. For example, a viewer watching an enhanced television program might download additional video, audio, text and/or data via computer, or through the TV itself. DTV provides pictures in different sizes, called aspect ratios. Aspect ratio is a technical term that refers to a screen’s width in relation
