The signal that you receive is determined by the broadcaster. These days, you will receive a mixture of stereo and multichannel sound also known as surround sound or 5. Most TV shows are still mainly in stereo audio — while a few will have 5.
Many people think that Dolby Digital is 5. Many people well, me anyway will have their receiver set to automatically switch to these modes as soon as a stereo signal is received. However, if a true 5.
However, the Dolby Digital 5. No hd audio as ps3 cannot output hd audio as bitstream. Ps3 decodes, amp just displays pcm. Amp needs to be able to take lpcm over hdmi of course HTH. Doesn't your Sony amp have a little lcd diagram in the front window telling you how many speakers are active? Fatcapp Standard Member. Problems - Sky, I am aware of the "no DD5. I believe that this is because the amp prioritises HDMI over optical!!
Im sorry if this is basic stuff, but having just got my DA, I'm struggling with the setup!! Any help would be greately appreciated as I am tearing my hair out!!! Many thanks Jon. I do believe you have to lower the hdmi setting for the optical to output 5. Think the question was raised not so long ago. Only way to settle your mind is to try it out.
The 7th Taylor Standard Member. The sampling frequency can be higher than 48kHz depending on the source, up to kHz. The 7th Taylor said:. Depending on the sink i. Nelviticus Active Member. Think of it as a package full of sound, with the sound format written on the label - the PS3 opens the package, discards the label and sends the sound to the amp.
The Sky box instead sends the package to the amp, so the amp can read the label before opening it to play the sounds. Fatcapp said:. I believe that this is because the amp prioritises HDMI over optical! However the sony had a bug where it wouldnt let you do this, and it was fixed with a firmware update and i dont know if the had the same problem.
With the ps3 set it up to send pcm over hdmi and also go to the audio video settings menu for the ps3 and select hdmi, select auto for picture and then once thats done it allows you to set up the audio formats over hdmi, this time select custom and not auto and make sure all the 5.
Either way, you should be getting 5. If your amp continues to output 2ch pcm whether you switch between lpcm or bitstream output over hdmi, and your sound settings are correct, and you're using a 5. Try a factory reset or the av receivers forum, there may be someone there with your amp who knows it in more detail Of these, three were mandatory and have to be supported by a Blu-ray player, and four were optional.
The studios have a choice as to which audio formats they put on a disc. The only rule they have to follow is that the primary audio track has to be one of the mandatory formats which all players will support. Then any further audio tracks can then be either mandatory or optional so your player may support them or may not. Therefore, when you are buying a Blu-ray player, you will have to pay attention to the audio formats that your player supports if you have particular soundtracks that you need to play.
It is an uncompressed audio format so there is no loss in quality on the disc, but the big disadvantage is it takes up a lot of space. It supports up to eight channels of audio, so can provide encoding for 7. Although it can support bit sample rates, often LPCM audio will be provided in bit to save disc space. However, the lossless HD versions are more likely to come from higher resolution masters as they can be compressed to use less space on the disc. LPCM 5.
If you need to know more about HDMI or any of the other connection types, you can check out my guide to home theater connections. Dolby Digital supports up to six channels of audio and so is limited to 5.
The maximum sample rate supported is 48 kHz. It is a lossy format, or in other words, it compresses the audio to save space on the disc, but some of the original audio information is lost in the process. It is the most common form of 5.
Although commonly used to refer to 5. This version of Dolby surround sound has an extra rear channel encoded into the two surround left and right channels to create a 6. Like Dolby Digital, DTS encoding is limited to a maximum of six audio channels and it compresses the audio to make the footprint on the disc smaller.
However, in reality, the actual bitrate on the disc is often lower than the maximum. As with Dolby Digital 5. The extra rear channel is encoded as part of the DTS 5. If they have a choice, some people will always use one rather than the other. In my view, there is a noticeable difference between DTS and Dolby Digital soundtracks, but which one you prefer just comes down to personal taste. This audio encoding format is an extension of standard Dolby Digital.
Dolby Digital Plus supports 7.
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