title: Bandwidths, frequencies and megahertz.
authors.forename: M
authors.initials: M
authors.lastname: Mackay
mesh_terms: D004631:Emergency Medical Service Communication Systems / Q000191:economics / Q000639:trends*; D009509:New Brunswick; D011846:Radio Waves; D013685:Telecommunications / Q000191:economics / Q000639:trends*; D013689:Telephone / Q000191:economics; D014481:United States