The Atmos processing plays a big part in the system as it is able to assign each audio track to its corresponding speaker within the room regardless of its size. The Rendererīut, it is not only about the speakers. Keeping the mix in a place where people can understand it. The sound needs to help deliver the main message of the production without being too distracting. It is very exciting to be able to place sounds in a 3D environment to enhance the experience of the listener but it is important to remember what is the end goal. There are different approaches when mixing all these elements and it is very dependent on the material being mixed, but from Brad’s experience, most of the sound field in a movie can be achieved using Beds correctly and applying some of the workflow when mixing in traditional surround. From a helicopter flying above the audience, or a car passing by to your left-hand side.ĭolby Atmos allows running up to 128 audio tracks divided in 10 beds (along 9.1 channels/speakers) and up to 118 audio objects. This allows filmmakers to decide exactly where the sound should come from and where it should move. On the other hand, Objects are sounds that can be moved freely around the 3-dimensional space. Sounds like ambient effects or music backgrounds benefit from being placed in these beds. You can consider them as your foundation of the 3D space we are creating. There are two key elements in an Atmos mix: Beds and Objects.īeds are single or groups of audio channels that send audio to speaker locations. This means that audio sources are considered objects in the sound field that can be located within the immersive space. The minimum setup is a 7.1.4 speaker array: 3 at the front, 2 at the sides, 2 at the back, 4 overheads and 1 Low-Frequency Effects subwoofer (LFE).Ītmos is an object-based format. To mix in Dolby Atmos an array of front, back, side, and overhead speakers are required. In addition, all speakers in the Atmos setup are powered independently and receive their own audio feed which makes them their own acoustic zone. In a Dolby Atmos setup, these zones are enhanced and expanded thanks to the addition of overhead and extra surround speakers. ![]() All speakers within a zone receive the same audio information. The Setup for dolby atmosĪ typical surround sound system consists of left, centre, right and surround speakers, divided acoustically into two or four zones. This enhanced the beautiful visuals of the movie and took the experience of the audience to a different level. When he mixed the movie, Downton Abbey, in Atmos he was able to create transitions from a very narrow and closed space during the interior scenes to an open and lush British countryside. This allows us to create the illusion of sound coming from any direction around the audience enhancing the clarity, depth and fidelity of the audio.īrad describes Atmos as a great tool to create sonic contrasts compared to traditional stereo. Nowadays, what Dolby Atmos has brought to the table is the possibility to position and move elements in the sound field in a 3-dimensional space. When surround sound came into play we were also able to feel that sound was also coming from behind. When we listen to something in stereo we only perceive sound coming from either left or right. What is Dolby Atmos?ĭolby Atmos is an audio format that allows the creation and delivery of audio beyond the classic stereo, immersing the audience in a realistic 3-dimensional audio experience. ![]() Together with Brad, we will uncover what exactly Dolby Atmos is, how it works and be immersed in the magic of this audio experience. He has been mixing in Dolby Atmos since 2019 for productions such as the Downton Abbey film and Peaky Blinders. Even streaming services like Netflix, Amazon or Apple Music have started asking for content being delivered in this format.īrad Rees is a Sound Editor and Re-recording Mixer at Molinare. We have seen studios, artists and cinemas around the world incorporating this technology into their workflow to create immersive audio experiences. Ever since its debut in 2012, Dolby Atmos has been a revolutionary way to deliver films and music to the public.
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