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Everything you need know about:
The HDMI ARC and EARC specifications are present on many home-cinema devices. Moreover, But what exactly do they mean?
Progress in terms of audio. Consequently. Furthermore, video quality is constantly impressing us, with many innovations for Improve the immersion of spectators And give them the impression of being in a movie theater from home. Furthermore, All the more since the recent launch of HDMI 2.2. Nevertheless, But to be able to fully enjoy all these advanced technologies, it is important to have adequate equipment.
And this is precisely where the specifications can intervene HDMI ARC et eARCthat you have probably already seen on the. Nevertheless, technical sheet of speakers. Meanwhile, televisions. Moreover. But then, what are their specificities, their advantages and how are they essential to have an optimal rendering at present? Furthermore, We explain everything you need know about new everything to you.
Le hdmi arc or earc, kesako? – Everything you need know about – Everything you need know about new
It has been a few years since manufacturers of home cinema devices highlight these. HDMI specifications to enhance their quality. It must be said that there was a before. after. and that they made it possible to largely simplifying audio transmission TV or projector to an external device:
- Le HDMI ARC (Audio Return Channel) appeared for the very first time on version 1.4.. aimed to Replace optical and coaxial cables So that the sound can go from one device to another via one and the same cable.
- A few years later, following everything you need know about new the arrival of HDMI 2.1. we also saw an improved. baptized everything you need know about EARC version emerge (Enhanced Audio Return Channel) to offer a superior bandwidth and be able to diffuse Without loss of audio quality.
The arc version is therefore content to support Compressed formats (DTS, Dolby Digital, DD+ up to 5.1 channels). while the EARC declination can take care of high resolution content called “lossless” Like the Dolby True HD. the Dolby Atmos. But to be able to exploit them fully, you also have to bring suitable equipment.
All check boxes before using HDMI Arc. EARC
The quest for perfect sound is not within everyone’s reach. and we must first make sure that Some prerequisites are respected Before you everything you need know about new can use HDMI Arc or EARC:
- have a TV everything you need know about and an audio device both compatible with arc or earc,
- Connect cables to dedicated HDMI ports Arc or EARC (there is generally an indication above),
- Favor “active” cables if they exceed 3 meters in length, because long “passive” cables are less reliable and their signal tends to be unstable in EARC,
- Activate HDMI-CEC in the settings of the two devices to ensure good sound redirection, activate common ignition and volume controls and take advantage of the most fluid operation possible.
Furthermore. it is important to Choose the right cables Depending on the type of HDMI:
- For HDMI Arc. opt for a broadband or “high speed” cable (at least 1.4).
- Regarding the EARC. it will be necessary to count in a more efficient cable as a broadband model with Ethernet or “Ultra High Speed” everything you need know about new (if possible 2.1 and certified “HDMI”, or 2.0b after having updated the firmware).
What are the strengths and weaknesses of HDMI EARC?
You will undoubtedly have understood. the EARC is considered to be what is best by audiophiles because it allows you to obtain sound quality Without loss. compressionas well as compatibility with All DTS formats: X and Dolby Atmos (True HD). In addition. this specification has the advantage of Limit latency as much as possible During the multi-channel transmission. so that all the speakers in the home cinema system are perfectly coordinated.
However, it is also more restrictive than HDMI Arc Because it requires having two everything you need know about new compatible devices both HDMI 2.1 and EARC, as well as HDMI 2.1 ports and everything you need know about a certified cable “Ultra High Speed”. If one of these criteria is not respected, this will automatically switch to conventional arc.
In conclusion. HDMI ARC is mainly to occasional users which have. for example, an entry -level soundbar, and which can be satisfied with compressed audio formats that are found in particular on the majority of streaming platforms, even if the latter are the war to find out which one has the best sound. The more wise ears of the demanding audiophiles will undoubtedly be more sensitive to the EARC. ideal for a high-end home-cinema configuration And the viewing of native Dolby Atmos everything you need know about new films and series. But of course, it will also depend largely on your budget.
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Everything you need know about new
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