If someone is coughing behind you in the elevator, you know which direction the sound is coming from without turning your head.Īll of these are examples of 3D sound. A car door was shut across the street, but you don't need to stand up and look down from your apartment window to know that. You know this just from the sounds they make.
You can hear them passing by, even though they're up in the air and outside your house.
Let’s say a flock of geese are flying over your house. Sounds come from all directions and distances, and we're able to distinguish them by their pitch, tone, loudness, and location. 3D sound, also known as spatial sound, is sound as we hear it naturally, and the technology behind recreating it is quite amazing. Surround sound systems have become the standard entertainment equipment when it comes to clear, captivating sound.Īs for 3D sound, what is it, exactly? Well, to put it simply, it's what you're hearing this very moment. Aside from being immersed in movies and soundtracks in the comfort of your own living room, plenty of other places benefit from surround sound as well, including conferences, video games, and even parks / outdoor attractions where, say, an exhibition at an aquarium is instantly enhanced with the sounds of waves coming to shore. Surround sound enriches the sound quality of an audio source with additional audio channels from speakers that surround the listener, providing sound from a 360-degree radius. The idea is to have football games, concerts, and smash-hit movies really come to life. It uses an array of speakers, placed around a room, to create a multidimensional sonic atmosphere. Surround sound, as you know, was invented to change the way viewers watch and listen to entertainment.
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