Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Radio KLF is a radio station based in Helsinki, broadcasting on FM on the frequencies 100.0 MHz (Helsinki), 101.9 MHz (Turku) and 101.6 MHz (Tampere). It mainly plays dance music. Radio broadcasting is an audio (sound) broadcasting service, broadcast through the air as radio waves (a form of electromagnetic radiation) from a transmitter to a receiving antenna. Stations can be linked in radio networks to broadcast common programming, either in syndication or simulcast or both. Audio broadcasting also can be done via cable FM, local wire networks, satellite and the Internet.