Install jmeters by entering the following commands in the terminal:
sudo apt update sudo apt install jmeters
Description:
multichannel audio level meter
A jmeters is multichannel audio level meter for Jack Audio Connection Kit. It uses the same pixmaps as meterbridge. The main difference to meterbridge is that jmeters has the correct ballistics for both the VU and the PPM.
Homepage: http://kokkinizita.linuxaudio.org/linuxaudio/downloads/index.html
Version: 0.4.1-4
Section: universe/sound