![]() ![]() You should know that Dolby Digital is gradually being replaced in cinema with Dolby Surround 7.1 and Dolby Atmos. Another starting point might be Left, Center, Right speakers and Left/Right rears for DD 5.0 and finally add the sub to achieve DD 5.1.One can start with Left, Center and Right speakers across the front for what is called DD 3.0 and later add a sub for DD 3.1.One of the unique advantages of Dolby Digital is that it is expandable. Home Theater enjoyment does not have to start with a cadre of five (5) speakers and a sub. It is because of the multi-speaker array (shown above) and the magic of Dolby Digital that Home Theater setups sound better than regular two channel stereo. Those with deep pockets may have separates consisting of an Amp & Pre-Amp and in some instances a discrete audio decoder. The speakers are generally wired back to an all-in-one Audio Video Receiver (AVR). The Sub when positioned and tuned properly should for the most part appear not to emanate from any direction. ![]() The sound from the Center speaker is typically straight forward with only an occasional left to right or right to left shift. Sound/effects from the Left/Right Fronts and Left/Right Rears travels to the listener in either a straight line or circular patterns left to right or right to left. The dotted circle represents the encompassing audio. The diagram below depicts a typical DD 5.1 setup and the position of the listener/viewer. Their sole purpose is to give the illusion of continuous motion such as an airplane flying overhead in any direction, bullets buzzing by or a creaky door opening from the rear in a horror movie. Rightfully so as they only handle a discrete channel in Dolby Digital sound that provide effects designed to immerse the listener in the action. Those speakers commonly called surrounds are typically smaller in footprint than the front speakers. There are also left and right Rear speakers. These speakers carry the primary action and anchor the dialogue (via the center speaker) to the view screen. It consists of a Left, Center and Right speaker across the front of the listening area. In home theater the most common full configuration is DD 5.1. The least complicated explanation in simple terms for Home Theater enthusiasts is that it’s a multi-channel audio format. That’s as far I’ll go in this narrative as it becomes more techy in a deep dive. Must see before making up your mind: Sonos speaker recommender tool at ĭolby Digital, also known as Dolby AC-3, is the name for audio compression technologies developed by Dolby Laboratories. Now before we dive into the subject Sonos 3.1 vs 5.1 matter I think it’s important to understand the terminology. Marshall Stanmore II (III is also released) To reiterate Sonos combines the left front, center and right front speakers into one unit which is either a Playbar, Playbase or Beam.īowers & Wilkins 600 Series 606 Standmountīowers & Wilkins 600 Series 607 Standmount ![]() The other components (rears and sub) can be added at anytime to get the full benefit of Dolby Digital audio. The only must components are the three (3) front speakers to begin experiencing Dolby Digital. left front/center/right front_left rear/right rear and low frequency via a sub). Remember Dolby Digital is a codec that is capable of carrying multiple audio channels (i.e. So in essence it really comes down to your budget. The upside to starting with DD 3.1 is that you can expand it to DD 5.1 just by adding the surround (rear) speakers. ![]() Surround) which is not possible with a DD 3.1 setup. What you're getting with a DD 5.1 setup is full immersive sound (i.e. You only have the Left/Center/Right speakers and sub. In a DD 3.1 setup the surround (rear) speakers are not present. It shows a complete DD 5.1 setup which include Left/Center/Right speakers across the front, a sub and SURROUND (rear) speakers. If you're trying to decide between Sonos 3.1 vs 5.1, just look at the sketched diagram in this post. ![]()
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