You will need the following development libraries installed: Qt5, FFTW, Hamlib, and PortAudio. Other various development packages include g++ and pkg-config.

From released packages

Download one of the Github release packages:

  1. Unpack the archive:

     tar xzvof sosdr-X.X.X.tgz
  2. Build it

     cd so2sdr-X.X.X
  3. The default install location is in /usr/local. You can change this in common.pri Then, as root:

     make install

From git source

  1. Clone the git repository to your local machine:

     git clone git://
  2. By default, so2sdr will be installed in /usr/local/bin, and associated data files will be placed in /usr/local/share/so2sdr. If you want to change the location of the program, edit SO2SDR_INSTALL_DIR in common.pri

  3. In the directory so2sdr,


    make -j 2 will use 2 cores and go faster. Subdirectory Makefiles are created from the top level Makefile.

  4. (as superuser)

     make install
  5. Test and contribute!