GiamMa-based researchers SDR R&D IoT:Start scripts to operate an RXonly #APRS #iGate for 2m &/or 70cm with SDR stick & the #dxlAPRS tools from Chris OE5DXL #SoftwareDefinedRadio #RTLSDR #PacketRadio #TCP #UDP #IP #HamNet #HAMNetDB #Linux