A low cost 2-4 GHz Downconverter from off the shelf dev boards

Ian Wraith designed and built a low cost 2-4 GHz downconverter for an SDR, that is available on Github: I recently became interested in exploring some of the signals found in the 2.4 GHz ISM band. The problem is that my favourite SDR (Software Defined Radio) an Airspy R2 only covers up to 1.7 GHz. Initially […]