Gnu Radio Gui. I also modified the wx gui slider to account for a range of 88 5mhz to 108 5mhz and center on 97 7mhz. The rf gain is set to 13 for best signal to noise ratio across the fm band.
See below for time based table of contents. Running almost any gnu radio graphical interface gui will require downloading and installing x11 xquartz first. To slew to a new source simply type source id in the left hand box and the name of the source you want to slew to in the right hand box then hit the enter key and the text in the gnu radio terminal window should update to say slewing on source to source name.
In the osmocom source object i had to add hackrf 0 to device arguments.
The sample rate is set to 1 024 ms s which provides 2 024 mhz span. From gnuradio import qtgui. See below for time based table of contents. This is used to arrange guis in the window as well as assign them to tabs in a qt gui tab widget.