{ config, pkgs, lib, ... }: let port = 1457; in { hardware.rtl-sdr.enable = true; systemd.services.rtl-tcp = { script = "${pkgs.rtl-sdr}/bin/rtl_tcp -a 0.0.0.0 -p ${toString port} -s 2000000 -T"; serviceConfig = { Group = "plugdev"; }; }; networking.firewall.allowedTCPPorts = [ port ]; }