Your Antenna's Big Day - washingtonpost.com

Here's what's going on: Broadcasters are permanently turning off the analog signals they've been using for more than six decades and moving to all-digital programming. Why? Digital signals travel more efficiently, allowing broadcasters to air more channels with a higher-quality picture. The old analog airwaves will be repurposed for wireless communications networks for public safety officials. And companies such as AT&T and Verizon Wireless have bought the rights to use those airwaves to roll out new cellphone services for consumers.

Your Antenna's Big Day - washingtonpost.com