Based in the UK, SDRplay makes and distributes Software Defined Radio Equipment for RF engineers and radio enthusiasts world-wide. The RSP family of SDR receivers provide up to 10 MHz spectrum visibility anywhere from 1kHz to 2GHz. SDRplay also provides 'SDRuno' SDR software free to all RSP users and also supports popular 3rd party SDR software such as HDSDR and SDR-Console.