When listening to the music, which must be listened to with headphones, you feel how it came from outside and that it moves around you, producing an enveloping auditory sensation.
The song that says to be of the Indian musician A.R. Rahman's (the name in the message is missing A) is actually from a song called Dillbar by composers Neha Kakkar, Dhbani Bhanushali and Ikka from the soundtrack of the Indian film Satyameva Jayate, which premiered in August this year.
There's never a lack of the typical WhatsApp audios that only become viral within a couple of hours. Now the new thing that has gone viral is an audio of a song that comes with the message "New song of R Rahman's composed with 8D technology ... For the first time you will listen using your head and not your ears".
use hearing aids:
In the film the song does not sound in "8D", but with the song already recorded a digital process was made with music production programs with which you can address the sound in space, creating a kind of "virtual reality audio" "
To achieve the three-dimensional effect caused by this song, a type of recording called "binaural recording" is used, in which two microphones are used trying to create a three-dimensional sound for the person listening to it, generating the auditory effect that it would appear that the musicians They are in the same room as one.
This type of recording originates using a mannequin head where a microphone is placed in each ear, trying to imitate how the human interprets the sounds. The binaural recording is not something new, but goes back to the twentieth century when people sought to discover and imitate how humans listen.
Examples
Then two videos with surround sound and multidirectional. It is essential to listen to them with headphones. The experience will be better if you are in an environment without much noise. High volume is recommended (but not too loud so as not to damage your ears).
In the end, it is our brain that interprets this way of perceiving the sounds as if they came from outside and so that they were moving creating a kind of "virtual reality sound", which is really the binaural sound. The 8D technology is not that it is created with another technology, since it is at least not yet created, but it is a 3D audio that manipulates the sounds that come out of the stereo speakers and makes them position in space.
