Note: This link is for the Google Play version.
Basic Steps::
1. Once on your phone, hook audio wire from phone to pa.
2. Have a RTA mic going into your pa (or software) and run
that mic close to the 1st-3rd row, if I recall right.
3. Select the desired noise and the OUT button on the FG app.
4. Check out your RTA analyzer unit or software and make the necessary
adjustments on the house/room's equalizer.