Sony ST-D777ES

Digital Radio will soon be comman place in homes across the UK. It is predicted that 48% of people will own a digital radio by 2008. So what is digital radio? Until now, all radio programmes have been broadcast in analogue (AM or FM). With analogue, radio waves directly represent the original sound - such as the voice of the presenter - and are subject to interference from atmospheric conditions and electrical equipment. Analogue signals can also be interrupted or distorted by reflections of the signals from hills or large tall buildings. With FM radio broadcasting, a single programme service requires a lot of different frequencies to serve a ...