Glossary

  • Diffraction

    Diffraction occurs when a sound wave from a speaker driver meets an obstruction, causing the wave to become distorted or have i...
  • Digital Signal Processing (DSP)

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

    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 Speaker

    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

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

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

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

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

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

    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...
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