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Directional sound

What is directional sound? A clear definition from the acoustics and sound section of our glossary, with 13 related terms and further reading.

Definition of Directional sound

Directional sound refers to the notion of using various devices to create fields of sound which spread less than most (small) traditional loudspeakers. Several techniques are available to accomplish this, and each has its benefits and drawbacks. Ultimately, choosing a directional sound device depends greatly on the environment in which it is deployed as well as the content that will be reproduced. Keeping these factors in mind will yield the best results through any evaluation of directional sound technologies.

Systems which guide evacuees during an emergency by the emission of pink noise to the exits are often also called "directional sound" systems.

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What is Directional sound?

Directional sound refers to the notion of using various devices to create fields of sound which spread less than most (small) traditional loudspeakers. Several techniques are available to accomplish this, and each has its benefits and drawbacks.

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