Gqrx is an open source software defined radio (SDR) receiver implemented using GNU Radio and the Qt GUI toolkit. Gqrx offers features like: * Discover devices attached to the computer. * Process I/Q data from the supported devices. * Change frequency, gain and apply various corrections (frequency, I/Q balance). * AM, SSB, CW, FM-N and FM-W (mono and stereo) demodulators. * Special FM mode for NOAA APT. * Variable band pass filter. * AGC, squelch and noise blankers. * FFT plot and waterfall. * Record and playback audio to / from WAV file. * Record and playback raw baseband data. * Spectrum analyzer mode where all signal processing is disabled. * Basic remote control through TCP connection. * Streaming audio output over UDP.
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Binary packages can be installed with the high-level tool pkgin (which can be installed with pkg_add) or pkg_add(1) (installed by default). The NetBSD packages collection is also designed to permit easy installation from source.
The pkg_admin audit command locates any installed package which has been mentioned in security advisories as having vulnerabilities.
Please note the vulnerabilities database might not be fully accurate, and not every bug is exploitable with every configuration.
Problem reports, updates or suggestions for this package should be reported with send-pr.