To uninstall bs1770gain just follow these instructions.
sudo apt-get remove bs1770gain
This will remove just the bs1770gain package itself.
sudo apt-get remove --auto-remove bs1770gain
This will remove the bs1770gain package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for bs1770gain then this will work.
sudo apt-get purge bs1770gain
Or similarly, like this bs1770gain
sudo apt-get purge --auto-remove bs1770gain
|Maintainer||Debian Multimedia Team <email@example.com>|
|Description||measure and adjust audio and video sound loudness|