Digital audio basics

Before you can understand how digital audio works, you need to know a few things about the physics of sound. This animation shows a sound wave emanating through the air from a circular source — imagine that it’s a drum or cymbal. As you can see, sound is a wave, like a ripple in a …

The post-fidelity era

Guberman, Daniel. Post-Fidelity: A New Age of Music Consumption and Technological Innovation. Journal of Popular Music Studies, Volume 23, Issue 4, pp 431–454 Guberman divides the history of recorded music into two distinct sections: the fidelity era, stretching from Thomas Edison through the invention of the compact disk, and the post-fidelity era, beginning with the …