Radio Joint Audience Research Limited is an organisation that counts the number of people listening to each of the radio stations in the United Kingdom. It was set up in 1992 to operate a single audience measurement system for the radio industry and is jointly owned by the British Broadcasting Corporation (BBC) and the Commercial Radio Companies Association (CRCA). Prior to 1992, the BBC and CRCA carried out their own measurements indepdently.

External links

• Homepage of RAJAR

British radio