Detailed view of the Ku band frequency usage in the US. United States frequency allocations between 12 and 18GHz. Radar frequencies shown as Radio-Location [dark yellow]  11.7GHz to 18.6GHz Frequency Allocation in the US Click the table for a larger image. The 12GHz to 18GHz frequency range is called the Ku band in radar; however there are many other uses. This chart represent the US usage of the frequency range, 1996. The bar at the bottom of the chart represents: Green, Non-Government exclusive. Black, Shared Government & Non-Government. Red, Government exclusive.  Graphic Credit; Lockheed P3 Orion carrying a Ku-Band (15 GHz) synthetic aperture radar [right pod]. Operated by Sandia National Laboratories |