The HackRF OS X 10.9.4 GNURadio victory from Gareth on Vimeo. A quick video to show HackRF & GNURadio tuning in x2 FM radio stations and to point out the version numbers of the codebase used. gyaresu@shazbot:~|⇒ brew list ack git log4cpp pyqwt atk glib nmap qt autoconf gobject-introspection openssl qwt automake gtk+ orc reattach-to-user-namespace boost harfbuzz pango sdl cairo hicolor-icon-theme pcre sip cmake icu4c pixman swig cppunit jpeg pkg-config tmux doxygen libevent portaudio wxmac fftw libffi privoxy wxpython fontconfig libpng py2cairo zeromq freetype libtiff pygobject gdk-pixbuf libtool pygtk gettext libusb gyaresu@shazbot:~|⇒ which python; python -V /usr/bin/python Python 2.7.5 gyaresu@shazbot:~|⇒ sudo easy_install pip Password: Searching for pip Best match: pip 1.5.6 Processing pip-1.5.6-py2.7.egg Adding pip 1.5.6 to easy-install.pth file Installing pip script to /usr/local/bin Installing pip2.7 script to /usr/local/bin Installing pip2 script to /usr/local/bin Using /usr/local/lib/python2.7/site-packages/pip-1.5.6-py2.7.egg Processing dependencies for pip Finished processing dependencies for pip ⇒ pip list Cheetah (2.4.4) Cython (0.20.2) docutils (0.12) gnureadline (6.3.3) ipython (2.2.0) Jinja2 (2.7.3) lxml (3.3.6) Markdown (2.4.1) MarkupSafe (0.23) pip (1.5.6) Pygments (1.6) setuptools (5.4.2) Sphinx (1.2.3) wsgiref (0.1.2) wxPython (3.0.0.0) wxPython-common (3.0.0.0) u0m3_ : gyaresu, you are using wx. to use qt, you need to get the sinks and gui elements from the qt subcategory (e.g.: instrumentation->qt->qt sink) and set "general option" to qt gui in options block GNURadio Qt video using gr-qtgui blocks to follow.