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Hifi Berry DAC+
#1
I installed a Hifi Berry DAC+ hat on my rpi 4 running current moode, chose an i2s device, the Hifi Berry DAC+ from the drop down, and rebooted. On playback all I get is static. Is there something else I need to do or do I have a bad device?

Best,

     John
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#2
It works ok on my end.

Code:
pi@moode:~ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry DAC+ HiFi pcm512x-hifi-0 [HiFiBerry DAC+ HiFi pcm512x-hifi-0]
 Subdevices: 1/1
 Subdevice #0: subdevice #0
Enjoy the Music!
moodeaudio.org | Mastodon Feed | GitHub
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#3
(11-02-2022, 08:13 PM)Tim Curtis Wrote: It works ok on my end.

Code:
pi@moode:~ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry DAC+ HiFi pcm512x-hifi-0 [HiFiBerry DAC+ HiFi pcm512x-hifi-0]
 Subdevices: 1/1
 Subdevice #0: subdevice #0

I remember a couple of days ago I head something about static (white noise) and Camilla DSP with some resampling having to be applied as one particular device couldn't do 24 bits... sorry, just mumbling... but maybe this can trigger some ideas, as on Tim's side works.

Cheers, Al.
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#4
(11-02-2022, 09:51 PM)Nutul Wrote:
(11-02-2022, 08:13 PM)Tim Curtis Wrote: It works ok on my end.

Code:
pi@moode:~ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry DAC+ HiFi pcm512x-hifi-0 [HiFiBerry DAC+ HiFi pcm512x-hifi-0]
 Subdevices: 1/1
 Subdevice #0: subdevice #0

I remember a couple of days ago I head something about static (white noise) and Camilla DSP with some resampling having to be applied as one particular device couldn't do 24 bits... sorry, just mumbling... but maybe this can trigger some ideas, as on Tim's side works.

Cheers, Al.

Al, that is a very specific case related to the Allo Kali reclocker that has a design error preventing it processing 24 bit.


The HiFi Berry devices should run fine (never had any issues with bitrate on mine) and perhaps the O/P may need to reimage their U-SD card and retry configuring their i2s dac.
----------
bob
Reply
#5
(11-02-2022, 08:13 PM)Tim Curtis Wrote: It works ok on my end.

Code:
pi@moode:~ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry DAC+ HiFi pcm512x-hifi-0 [HiFiBerry DAC+ HiFi pcm512x-hifi-0]
 Subdevices: 1/1
 Subdevice #0: subdevice #0

My output is exactly the same as yours, so my only guess is a failed device, which is really odd because this would be the second such device that has failed on me. Oh well, at least I know what I need to do.

Best to all,

    John

PS Thanks for MoOde!
Reply
#6
Odd to have 2 that do that indeed.
Would suggest some other peripheral or cable problem.

I note these posts at the hifiberry site regarding Ethernet cabling.  

https://support.hifiberry.com/hc/en-us/c...DAC-static
https://support.hifiberry.com/hc/en-us/c...atic-noise-
----------
bob
Reply
#7
(11-03-2022, 01:29 AM)Listener Wrote:
(11-02-2022, 08:13 PM)Tim Curtis Wrote: It works ok on my end.

Code:
pi@moode:~ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry DAC+ HiFi pcm512x-hifi-0 [HiFiBerry DAC+ HiFi pcm512x-hifi-0]
 Subdevices: 1/1
 Subdevice #0: subdevice #0

My output is exactly the same as yours, so my only guess is a failed device, which is really odd because this would be the second such device that has failed on me. Oh well, at least I know what I need to do.

Best to all,

    John

PS Thanks for MoOde!

If your output is same it means that Linux/ALSA has recognized and configured the device. I would start swapping in different components to see if the issue can be isolated. I'd start first with the Pi itself. Also connect the DAC outputs to a different Amp if possible and if no success maybe try a fresh image on a different uSD card.
Enjoy the Music!
moodeaudio.org | Mastodon Feed | GitHub
Reply
#8
(11-03-2022, 10:30 AM)Tim Curtis Wrote:
(11-03-2022, 01:29 AM)Listener Wrote:
(11-02-2022, 08:13 PM)Tim Curtis Wrote: It works ok on my end.

Code:
pi@moode:~ $ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: sndrpihifiberry [snd_rpi_hifiberry_dacplus], device 0: HiFiBerry DAC+ HiFi pcm512x-hifi-0 [HiFiBerry DAC+ HiFi pcm512x-hifi-0]
 Subdevices: 1/1
 Subdevice #0: subdevice #0

My output is exactly the same as yours, so my only guess is a failed device, which is really odd because this would be the second such device that has failed on me. Oh well, at least I know what I need to do.

Best to all,

    John

PS Thanks for MoOde!

If your output is same it means that Linux/ALSA has recognized and configured the device. I would start swapping in different components to see if the issue can be isolated. I'd start first with the Pi itself. Also connect the DAC outputs to a different Amp if possible and if no success maybe try a fresh image on a different uSD card.

No time, I am off to the European Triode Festival in the Netherlands to show off my little rpi / tube integrated streamer. I hooked up a tiny usb dac and all is fine, just not quite as elegant as I had hoped. rpi4>moOde>usb dac>6N1P>EL84. The amp is single ended using the ultra linear hookup scheme. I left the hat on, so I'll try getting the i2s dac to work once I get there. (I already tried all the obvious stuff before I posted.) By the by, it all sounds pretty fine.

Best to all,

     John
Reply
#9
(11-03-2022, 02:30 AM)DRONE7 Wrote: Odd to have 2 that do that indeed.
Would suggest some other peripheral or cable problem.

I note these posts at the hifiberry site regarding Ethernet cabling.  

https://support.hifiberry.com/hc/en-us/c...DAC-static
https://support.hifiberry.com/hc/en-us/c...atic-noise-

Yeah, it must be me. I hear they have an excellent reputation.

     John
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