GiamMa-based researchers SDR R&D IoT: Multiple Receivers, Multituner-SDR and Coherent-Receiver #SoftwareDefinedRadios #Multiple #Receiver #Tuner #MultitunerSDR #Coherent #MultipleReceivers #CoherentReceiver #GnuRadio #ADALMPLUTO #PlutoSDR #FX3SDR #RTLSDR