Radio frequency spectrum

The radio frequency spectrum is the range of radio frequencies that defines allowable or usable channels for specific radio transmission technologies. Radio frequency spectrum is typically government-regulated in most developed countries and in some cases sold or licensed to operators of private radio transmission systems. (e.g. Cellular telephone operators or Broadcast television stations). The range of allocated frequencies are often referred to by the provisioned use. (e.g. Cellular Telephone Spectrum or Broadcast Television Spectrum).