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Contributor I
December 1, 2020

Cannot play FLAC at bitrate 172k or 192k despite sonos indicating it supports up to 1536k

  • December 1, 2020
  • 17 replies
  • 1211 views

According to the support site at https://support.sonos.com/s/article/79?language=en_US ; the Sonos system supports FLAC up to 1536kbps:

 

However, when attempting to play a FLAC 192kbps on Sonos ARC, the following error message appear on the latest Sonos player “Unable to play ‘Soundfile”- it is encoded at unsupported sample rate 192000 Hz”.

Same problem with another FLAC at 176400 Hz.

 

Anyone has seen this problem?

 

Thanks!

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17 replies

ratty
December 1, 2020

So all the kerfuffle about S2 is still not going to meet the hi res needs as commonly understood.

Not as things stand, but as I’ve speculated elsewhere just about the only product which could possibly benefit is the Port (if ‘benefit’ means decoding and forwarding inaudible and potentially destructive ultrasonics to downstream kit) so Sonos could end up being forced into ticking that marketing box with a Port on a wired or 5GHz WiFi connection.

ratty
December 1, 2020

Of course I write this listening to 320 kbps lossy Spotify where the sq is compromised by something else entirely - fluctuations in sound levels from one track to the next. Addressing that would be meaningful progress in my book

Only if (a) Spotify actually supplies gain parameters in the metadata (unknown?), and (b) Sonos sorts out their fragmented approach to volume normalisation.

December 1, 2020

@ratty : but the port won't even then do 96 /24...correct?

 

ratty
December 1, 2020

@ratty : but the port won't even then do 96 /24...correct?

 

Correct, as it stands today. I’m simply saying that the amplified players/speakers can’t handle ultrasonics, so if Sonos were ever going to deal with higher sampling rates it would most likely be in the Port. If ever.

December 1, 2020

So that is the strange and confusing thing. The hi res thing was supposed to be the low hanging fruit from S2. Which Sonos has not made available even six months after S2 release. Which, even when they see fit to make available, still won't meet the needs of folks with hi res music files...

ratty
December 1, 2020

I don’t see how it could be low hanging. Shunting around files up to six times the normal size, on a multi-room system which claims to support up to 32 devices, is going to cause inevitable strain in some situations. And all for what? 

IIRC part of the ‘higher resolution’ play for S2, in addition to 24-bit support for local files, was in fact on the home theatre front with Arc’s eARC/Atmos/LPCM.

December 1, 2020

I hear you on the bandwidth subject; one just got an impression from all the comms that with S2, waiting for the hi res godot will be over.

I personally could not care less, and am happy on S1.