rtl-sdr RTL-SDR experiments https://gitea.osmocom.org/sdr/rtl-sdr/src/branch/master/src https://gitea.osmocom.org/sdr/rtl-sdr https://github.com/luarvique/csdr https://github.com/watson/airplanejs https://github.com/watson/rtl-sdr