Audio Glossary

Acoustics.

7 terms

Bass Trap
An acoustic treatment device designed to absorb low-frequency energy that accumulates in room corners and along wall-…
dBSPL (Decibels Sound Pressure Level)
A measurement of acoustic sound pressure level in the physical world, referenced to the threshold of human hearing (2…
Diffusion
The scattering of sound energy in multiple directions upon striking an irregular surface. Diffusion distributes refle…
Near-field Monitoring
The practice of mixing at close listening distances — typically 1–1.5 meters — using studio monitors positioned at ea…
Room Treatment
The application of acoustic panels, bass traps, diffusers, and other materials to a mixing environment to control ref…
RT60
The time it takes for sound in a room to decay by 60 decibels after the source stops. RT60 is the standard measuremen…
Standing Waves
Resonance patterns that occur when sound waves reflect between parallel surfaces in a room and reinforce or cancel at…

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