Dish - HDTV Programming

What is HDTV?

HDTV - High Definition TV is the "Cadillac" of Digital TV. Unlike regular Digital TV, HDTV is available for certain programming today!

The key differences between HDTV and digital TV are:

1. Aspect ratio. Both HDTV and Digital TV are displayed in a 16:9 ratio.like a rectangle or how movie screens in a theater are shown.
2. Resolution. Higher resolution means a clearer, sharper picture. HDTV is broadcast in up to 1080 lines while Digital TV will be broadcast between 580 - 780 horizontal lines.
3. Sound. HDTV is broadcast in Dolby Digital surround sound. Digital TV will be broadcast in CD quality sound.

HDTV equipment.

It is not enough to just purchase a HD Television to take full advantage of HDTV broadcasts. Consumers must also subscribe to HDTV services and have an HD receiver / DVR. Some over the air HD programming from local channels is available with just the HDTV.