add sdr tools

nixos/boxes/foureighty/default.nix

@@ -14,6 +14,7 @@
     ../../libvirt.nix
     ../../mercurial
     ../../vim
+    ../../sdr.nix
   ];
 
   fileSystems."/" = { options = [ "compress=zstd" ]; };

nixos/sdr.nix

@@ -0,0 +1,21 @@
+{ config, pkgs, inputs, ... }:
+
+{
+  home-manager.users.cyryl = { ... }: {
+    imports = [ ];
+    home.packages =
+      with inputs.nixpkgs-nixos-unstable.legacyPackages."x86_64-linux";
+      with gnuradio3_8Packages;
+      [ gnuradio osmosdr gqrx audacity rtl-sdr inspectrum ] ++
+
+      (with pkgs; [ ]);
+  };
+
+  services.udev = {
+    packages = [ pkgs.rtl-sdr ];
+    extraRules = "";
+  };
+
+  # dont load DVB-T modules automatically
+  boot.blacklistedKernelModules = [ "dvb_usb_rtl28xxu" ];
+}