What is stem mastering?
Stem mastering is a variant of "classical" mastering, which is done from a track (most of the time stereo): the export of the mix. As its name suggests, stem mastering is based on stems, which are stereo tracks that group together several of your tracks. It will allow the audio engineer to have more flexibility in his work, to be able to make small corrections, to optimize and improve the sound quality of each stems if necessary. The result will inevitably be better! The interest is to group your tracks by "theme", such as vocal stem, percussive stem, bass stem, etc. We will go into more detail on the choice of stems a little lower....