Loudness normalization of your audio is a “simple” process for measuring and processing for the perceived level of your audio. Perceived levels are how the human ear interprets levels. In recent years, new standards for measuring perceived level have arisen out of a lot of research and engineering. Georg Holzmann and I discuss the history of measuring loudness and these new standards more in depth in part one of this interview. For an even more complete understanding of these newer standards please see the links at the end of this post for useful resources.
In part two of our talk, Georg and I take a look at loudness normalization as provided by his service available at Auphonic.com. We also talk about how a podcaster can start to begin measuring and performing loudness normalization in their own audio editing system. [Read more]