Gqrx SDR 2.3.0

• Support for setting analog bandwidth.
• Support for setting gain stages individually.
• Remember visibility status of main toolbar.
• Restore the geometry of the main window between sessions.
• Restore the state and placement of the dock windows.
• Nuand BladeRF support.
• RF Space SDR-IQ, SDR-IP and Netsdr support.
• Airspy support.
• Peak detection on the FFT plot.
• Max hold on the FFT plot.
• Audio streaming over UDP socket.
• Remote control through TCP socket.
• Set squelch level from current signal/noise level.
• Command line option to list existing configurations.
• I/Q recording and playback.
• Incorrect handling of decimal values in LNB LO frequency.
• Correctly apply initial LNB LO frequency.
• Audio output device selection on Mac OS X.
• Properly store settings when using Save As function.
• Crash when recording audio with no rec directory set.
• Only allow audio playback while DSP is running.
• Ensure DSP is stopped when we exit.
• Freeze when switching modes after audio recording.
• Toggling "ignore limits" changes frequency.
• Include gqrx.dekstop file.
• Rename scope.svg to gqrx.svg to avoid confusion.
• Gqrx can fit on small screens (900x600 pixels).
• Better color gradient for the waterfall.
• FFT presentation at high rates and high sizes.
• Make release news available through the Help menu.

Gqrx SDR 2.2.0

• New official Ubuntu PPA and Mac OS X app bundle.
• Allow using audio output devices other than the default.
• Automatic I/Q phase and gain correction (requires gr-iqbal).
• Qt 5 support.
• Added GNU Radio 3.7 support.
• Added HackRF Jawbreaker support.
• Added Funcube Dongle Pro+ support.
• Added option to select antenna connector on e.g. USRP devices.
• Configuration option to choose location of WAV recordings.
• Added command line option to remove configuration file.
• Added command line option to launch I/O device editor before application.
• Fixed broken frequency control widget with recent Qt.
• Bug that caused audio FFT data to be leaked into the I/Q FFT.
• Audio recording & playback.
• Implemented proper handling of frequencies above 2147483647 Hz.
• Y-axis panning (click-and-drag).
• Rescale waterfall when resizing the main window.
• Added gr-audio support on Linux.
• Audio gain setting no longer has impact on WAV recording.