Broadcasting and Frequencies
For fans of radio, one of the challenges can be getting the right frequency to hear the programming you want. Some of the newest technologies have made this much easier. In the good old days AM and FM were the only options. AM signals travel much farther than FM, but AM quality isn’t as good. While FM quality is much better than AM, the high … Keep Reading → frequencies that FM must use limit the distance that the station can be heard. Both technologies suffer from a limited number of channels because of limited radio frequencies. A new type of technology is HD radio. HD radio works by making both AM and FM signals better through digital technology. For the best radio experience currently available though, nothing can beat satellite radio. Radio signals are broadcast from satellites orbiting the earth and decoded by specially tuned radios. The result is over 100 stations of outstanding digital sound quality that can be heard from anywhere in the United States. That’s hard to beat.
