I'm currently using rtlamr2mqtt (not maintained anymore) addon and I want to replace it with the rtl_433 addon. I have installed the rtl_433 Home Assistant Add-on and using the default config file.
rtl_433 (despite the name) is a generic data receiver, mainly for the 433.92 MHz, 868 MHz (SRD), 315 MHz, 345 MHz, and 915 MHz ISM bands. The official source code is ...