Glossary

Diffraction occurs when a sound wave from a speaker driver meets an obstruction, causing the wave to become distorted or have i...

Modern powered subwoofers and other audio components deploy advanced digital signal processing to improve sound quality and correct in-room an...

Distortion is any lack of faithfulness to, distance from, or alteration to the true sound of the audio source content. It can be introduced at any ...

Dolby Atmos is an immersive audio format that extends surround sound beyond a single plane at ear level, to the realm of overhead, three-dimensiona...

Dual subwoofers, or dual subs, is running two subwoofers in a home theater or music system. Typically, dual subs are associated with increased...

In a speaker, dynamic range refers to the ratio between the minimum and maximum peak output where no distortion is present. Mea...

An equalizer is a circuit or component used to adjust the amplitude of audio signals at specific frequencies. An equalizer esse...

Frequency response is a performance attribute of a speaker that measures how well it responds to sound across a range of freque...

Conventional home theater surround sound reproduces sound on a single vertical plane around ear level. The latest surround sound formats, incl...

Hertz is a unit of measurement for oscillations per second or cycles per second and can be used to measure sound frequencies. The higher the rate o...