It is also common for public radio to be affiliated with a college or university. Community Community radio is similar public radio except community radio is partially funded through local government and listener contributions, and depends on volunteers to help run the station. Tourist Tourist radio stations provide local tourist information and information relevant for travel in that region. It is also common for these stations to be low powered AM or FM stations. In the United States, many local city governments broadcast very low powered AM or FM stations which provide local information such as town events or airport information.
Information is usually pre-recorded material.
In many countries, the federal government operates a radio network, usually with some type of news, information and music format. Sometimes there may be several channels that specialize in a format. Some may also be local provincial or metropolitan run stations. In some instances, the state operate radio station is the only legal broadcaster in that nation. The acronym stands for 'Traffic Information Systems'.