The microwave spectrum is usually defined as a range of frequencies ranging from 1 GHz to over 100 GHz. This range has been divided into a number of frequency bands, each represented by a letter. There are a number of organizations that assign these letter bands. The most common being the IEEE Radar Bands followed by NATO Radio Bands and ITU Bands. Below you can see tables with details on each letter band. Click on the letter band to learn more about it and find products on everything RF that can be used for in this band.