***[[:Category:United States Metro Areas]]
............... [[:Category:United States|United States]]
47 KB (4,714 words) - 13:21, 13 January 2018
== United States ==
In the United States the radio [[spectrum]] is managed by various agencies. See [http://w
10 KB (1,279 words) - 20:17, 5 January 2023
Spectrum is the distribution of [[wavelength|wavelengths]] and [[frequency|frequencies]].
...often refer to a [[bandwidth]] of spectrum as a "band". These "bands" are frequencies that exist in a continuous range and usually have a common characteristic w
5 KB (582 words) - 12:16, 11 March 2016