The short video embedded below shows how to use it to: activate SDR hardware, change frequency and band, adjust squelch and gain, and change display properties. To install rtl-sdr, run the following command in macOS terminal (Applications->Utilities->Terminal). Windows/Linux/OSX Python 2.7.x/3.3+ librtlsdr Optional: NumPy (wraps. Now, plug your RTL-SDR dongle into a USB port on your mac, and then double-click the CubicSDR. Gqrx is fairly straightforward and easy to use. A Python wrapper for librtlsdr (a driver for Realtek RTL2832U based SDRs). With additional research, I discovered gqrx isn't the cause of the problem, because many users have encountered this same issue using SDR dongles with other software. Apple's provided instructions on this support page on how to do this for various types of Macs. If this is the case, you'll probably need to reset your Mac's System Management Controller (SMC). The first time you run gqrx, you may find that you are unable to use your Mac's keyboard and trackpad.

If you prefer installing the MacPorts version, the Gqrx SDR project page contains download links for those files also. Download the gqrx_8.dmg file and install it as you would any normal Mac application. On Mac OS X, the easiest application I've found to quickly get up and running with SDR is Elias Önal's gqrx port for Mac OS X. Your Mac should now be able to install and run the software necessary to interface with SDR hardware. Open Security & Privacy in System Preferences, select the General tab, and change the Allow Apps downloaded from option to 'Anywhere.' Stephen Glasskeys Before you begin, you'll probably need to change a system setting to allow third-party and open source software to be installed on your Mac.

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