The United States Frequency Allocation Chart shows how the nation’s precious radio frequencies are carefully shared. Somewhere above you right now, a plane is broadcasting its coordinates on ...

Frequency is measured in Hertz ... Just imagine the complexity of the US spectrum chart on the previous page, multiplied by every country on the planet, (since each country ultimately manages ...

Army researchers built the quantum sensor, which can sample the radio-frequency spectrum—from zero frequency up to 20 GHz—and detect AM and FM radio, Bluetooth, Wi-Fi and other communication ...

In the U.S., the National Telecommunications and Information Administration within the United States Department of Commerce manages the frequency allocations along the radio spectrum. Scottish ...