Signal Compressors

Signal Compressors

Signal compressors are electronic devices used in audio production to control the dynamic range of an audio signal. The dynamic range of an audio signal refers to the difference between the loudest and quietest parts of the signal. Compressors work by reducing the level of the loudest parts of the signal, while leaving the quieter parts untouched. This results in a more consistent level of the audio signal, making it easier to mix and master. Signal compressors typically have several controls that allow the user to adjust the amount of compression applied to the signal. The threshold control determines the level at which the compressor begins to reduce the signal level. The ratio control determines how much the signal level is reduced once it exceeds the threshold. The attack control determines how quickly the compressor begins to reduce the signal level, while the release control determines how quickly the compressor stops reducing the signal level once it falls below the threshold. Signal compressors are used in a variety of audio production applications, including music recording, live sound reinforcement, and broadcast. They are particularly useful for controlling the dynamic range of vocals and other instruments that have a wide range of volume levels. By reducing the level of the loudest parts of the signal, compressors can prevent distortion and improve the clarity and intelligibility of the audio signal.

dynamic range, audio production, threshold, ratio, attack, release, distortion, clarity, intelligibility

— Kevin Harris