Welcome to the Airspy SDR (software-defined radio) based communication receiver Page with the highest performance and the smallest form factor. It is a serious alternative to both cost-sensitive and higher-end scanners while featuring the best radio browsing experience on the market thanks to the tight integration with the de facto standard SDR# software. The Airspy series offers continuous spectrum coverage and blazingly fast and accurate scanning anywhere between 24MHz and 1.8GHz with 10 or 6MHz instantaneous view. External GPS or Rubidium clocks are also supported for professional usage in the R2 version. With its powerful architecture, careful implementation, and open API, Airspy is the weapon of choice for professionals and advanced radio enthusiasts seeking cutting-edge performance.