Glossary of Audio Terms

In a digital audio system, the time interval required to process the audio data or to convert it to or from analog.

Another word for signal voltage, power, strength or volume. Audio signals are sometimes classified according to their level.

Term used to indicate the medium amplitude signal level outputs. consumer systems, average line level signals are about

Perceived volume. This term can be deceiving; for example, if distortion is added to a signal, it will increase the loudness of a given volume.
See: Sound Pressure Level

See: High Pass Filter