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rtl-sdr: add support for RTL-SDR 4
author
lassulus
date
(Jan 11, 2026, 12:24 PM CET)
commit
a7d2ab42
a7d2ab4274ffec0299c2b8925f25d7b40c8c1c3c
parent
806cb56b
806cb56b4f8ebb1a28afb2aa4b02959b8b218a85
+19
-3
+19
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2configs/rtl-sdr.nix
+19
-3
2configs/rtl-sdr.nix
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{ self, pkgs, ... }:
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{
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# Blacklist DVB-T driver so rtl-sdr can use the device
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boot.blacklistedKernelModules = [ "dvb_usb_rtl28xxu" ];
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services.udev.extraRules = ''
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SUBSYSTEM=="usb", ATTRS{idVendor}=="0bda", ATTRS{idProduct}=="2838", GROUP="adm", MODE="0666", SYMLINK+="rtl_sdr"
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'';
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# Use rtl-sdr-blog for V4 support (also works with V3 and other RTL-SDRs)
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# This installs udev rules for all known RTL-SDR devices
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services.udev.packages = [ pkgs.rtl-sdr-blog ];
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# Ensure plugdev group exists and mainUser is a member (used by rtl-sdr udev rules)
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users.groups.plugdev = {};
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users.users.mainUser.extraGroups = [ "plugdev" ];
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# SDR and TETRA tools
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environment.systemPackages = [
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pkgs.rtl-sdr-blog # V4 compatible drivers and tools
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pkgs.gqrx # SDR receiver with spectrum analyzer
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pkgs.sox # Audio processing for recordings
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self.packages.${pkgs.system}.tetra-kit
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self.packages.${pkgs.system}.tetra-receiver
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];
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}