Today we tell you a little about what is Dolby Surround, what it is for and how it works. A guide to understand the benefits that this sound system offers us to enjoy our favorite series and movies.
What we will discuss below should not be confused with activating spatial sound or Dolby Atmos in Windows 10. In any case, It is something that we also recommend if you want to improve the audio reproduction of your device.
What is the Dolby Surround system?
The Dolby Surround format is a format designed for the world of cinematography, whose objective is to create more realistic and profound experiences. This technology makes use of the so-called sound 7.1, but it also includes variations up to 9.1 in terms of audio channels. To enjoy this technology, it is often necessary to switch the audio between headphones and speakers.
The Dolby Surround system is standardized in the world of cinema, just look at the dvd cover / Blu-Ray and look for the Dolby logo. However, to play this audio format, it will be necessary to have a sound system capable of reproducing it.
In other words, will need use speakers 7.1 O 9.1 to take advantage of surround sound audio, as well as it is necessary to configure the sound in the speakers of your PC in case you want to use it in your computer. The truth is that understanding that this system is already very standardized, finding affordable options today is not very complicated.
What is this sound system for?
As its name suggests, surround sound, known also as surround sound, is a sound reproduction modality that seeks to envelop the user. In fact, The objective of this type of sound is to surround people with a sound field of 360 °.
In other words, unlike classic stereo that recreates the feeling of the left, right and center, surround sound is also focused on the rear and sides, with the purpose of surround the person with sound.
This type of sound is used very often in the cinema, in fact, cinemas are acoustically prepared to deliver an immersive sound experience. Even so, over time the technology has also spread to other markets, reason why from Home surround sound variations can be purchased today.
A clear example of this is called Sound 5.1 O 7.1 which aims to generate this sensation for use in our homes. These systems are also designed to watch series or movies, as well as video games and varied content. In the same way, we have variants and proposals made by the Dolby company, that is the case when activating or deactivating Dolby Atmos on any Samsung mobile.
What are the different techniques for the Dolby system?
The surround sound You have gone through various stages throughout your life. Surround sounds are very common these days and they are not expensive at all. However, there will always be high-end models. Some of the most common are Digital, True y Original Surround.
Dolby stereo
Dolby Stereo is a sound system that came to light in 1976, is a format specifically designed for audio in the world of cinema. All this was produced by the company Dolby Laboratories and Dolby SVA was the technology in charge of bring this experience to the world of cinema.
In fact, Dolby standardized the way audio is recorded and played back in the theater, which makes surround sound stand out again. The most interesting point that the company brought to the world of cinema, is that a recording of great quality in stereo format, when before everything was recorded in mono, what, added to the quadrophonic and surround sound, It was a revolution in the way of recording and reproducing audios.
Nowadays, Dolby sound is also present for the average user. In other words, you don't have to go to the movies to enjoy an immersive experience. This is where Dolby Surround is born.
Dolby Surround
Dolby Surround is one of the earliest inventions of the home surround sound system. This had its birth in the decade of 1980 like a theater audio system. Currently it is still widely used due to its low cost. In terms of practicality, it is one of the most convenient because it does not need so many instruments and it encodes the channels cleanly..
Dolby Digital (AC3)
On the other hand, the Dolby Digital It is the direct evolution of the aforementioned, this system works in a similar way, being widely used in the home. However, its main difference is that the sound is divided into six different channels. These channels are represented by one loudspeaker each and must be placed in a certain way in the rooms..
Dolby True HD
The true version It is somewhat more modern and this adds at least two more speakers to the previous system. In this type of system, audio is not compressed to improve its quality, but the audio plays true to how it is structured. It is widely used to reproduce high quality audio or directly from the studio.
What do I need to have surround sound at home?
If you want to have surround sound at home, you should bear in mind that it is a small investment. Currently there are several options, but in most of them, the more speakers you have, best. For this reason, for big budgets you can think of True HD sound, but it will have to have others instruments like Blue ray or a sound equipment that handles a high sound quality. For this you will have to buy 8 speakers including bass.
On the other hand, if you want something more modest, can you think of one AC3 sound, consisting of 6 speakers and is somewhat easier to put together. This is because they usually sell home theater systems.
