Linux loopback audio-Record what you hear

It’s easy to record the sounds you hear on Linux with Pulseaudio. This example is using Audacity.

Prereqs

apt install audacity pavucontrol

Record what you hear

1. Audacity: “click to monitor” (right of microphone in main Audacity screen).
2. start Pulseaudio advanced configuration tool

   pavucontrol
   

3. Under pavucontrol Recording tab input, select “Monitor of Built-in XXX” where XXX is the playback device you wish to monitor.