blu ray audio only 48khz/24bit??

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alexone

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blu ray audio only 48khz/24bit??
« on: 21 Jun 2013, 08:51 pm »
hi, guys!

i just purchased Rolling Stones "GRRRR" album (blu ray audio). my Bryston BDA-1 dac tells me that it is just 48khz (cannot see the incoming 'bit' but i assume it is 24 bit). the disc should give a PCM 96/24 output signal as far as i understand the specs...

anyone knows what is going on? could it be some kind of copyright things that doesn't allow to get a 96khz signal from the disc?

thanks,

al.




ted_b

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Re: blu ray audio only 48khz/24bit??
« Reply #1 on: 21 Jun 2013, 09:18 pm »
This must be BluRay misconception day!  Sorry, but this is the third question like this about BluRay connections today!

BluRay audio is limited to 48k via coax/toslink (i.e to your Bryston DAC).  Period.  Always has been.  If you want more than that (like the LPCM 24/96 layer) then go HDMI and de-embed it with an HDMI de-embedder solution I wrote about 3 years ago this month:
http://www.audiocircle.com/index.php?topic=82217.0

or rip the BluRay to your hard drive
http://www.computeraudiophile.com/content/473-ripping-blu-ray-easy-way/



rbbert

Re: blu ray audio only 48khz/24bit??
« Reply #2 on: 21 Jun 2013, 11:11 pm »
I don't for sure about the Stones Bluray in the OP, but as Ted knows a huge number of music Blurays DO have only 24/48 audio, although it is sometimes in a 24/96 "shell".  Fortunately for us, more and more Blurays are being released with true 24/96 or 24/192 sound.

Regardless, though, you're only going to get 16/48 from a Bluray through S/PDIF.

alexone

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Re: blu ray audio only 48khz/24bit??
« Reply #3 on: 22 Jun 2013, 03:46 am »
...ok, thanks ted & rbbert :D

al.