Buy a dongle and antenna from here: https://www.rtl-sdr.com/buy-rtl-sdr-dvb-t-dongles/ https://www.rtl-sdr.com/buy-rtl-sdr-dvb-t-dongles/ Install GNURadio, sta

Buy a dongle and antenna from here: https://www.rtl-sdr.com/buy-rtl-sdr-dvb-t-dongles/ https://www.rtl-sdr.com/buy-rtl-sdr-dvb-t-dongles/ Install GNURadio, start playing with gqrx and FM reception. Buy a cheap radio controlled thingy, install SDR# with the plugins package and RTL_433 plugin for it and start playing.