Compression Definition - What is Compression?
Compression as related to podcast, radio, or audio production is the process where sound is either lowered for loud sounds or amplified for louder sounds. Normally compression in the audio production field is where you are trying to lower a sound and make it less loud. In some cases, this makes for a better sounding recording. Many recording equipment has a compressor nob that will help control the level of sound from one particular component of a total sound.