Gqrx SDR A software defined radio powered by GNU-Radio and Qt #branding Skip to content Home Hardware Download Support Documents Blog #access #masthead #header Gqrx is a software defined radio receiver powered by the GNU Radio SDR framework and the Qt graphical toolkit. Gqrx supports many of the SDR hardware available, including Funcube Dongles, rtl-sdr, HackRF and USRP devices. See supported devices for a complete list. Gqrx is free and hacker friendly software. It comes with source code licensed under the GNU General Public license allowing anyone to fix and modify it for whatever use. The latest stable version of Gqrx is 2.3, it is available for Linux, FreeBSD and Mac and it offers the following features: Discover devices attached to the computer. Process I/Q data from the supported devices. Change frequency, gain and apply various corrections (frequency,...