RPi Streamer + miniDSP Flex + DAC/HP Amp

[chuckt62]

Does anyone know if a Pi 4 will output over USB & also thru a S/PDIF hat at the same time?

Something like this:

 

[Ralph_Cramden]

Output to Multiple Audio Devices with Alsa - Eliot Eshelman

ALSA gives you a lot of control and flexibility over audio devices, but it's usually difficult to figure out exactly how to output to multiple audio devices

www.6by9.net

 

[chuckt62]

Output to Multiple Audio Devices with Alsa - Eliot Eshelman

ALSA gives you a lot of control and flexibility over audio devices, but it's usually difficult to figure out exactly how to output to multiple audio devices

www.6by9.net

Thanks for the link. That looks promising. If I can’t get that to work I’ll use both coax and TOSLINK. I think those run simultaneously by default.

 

[MCH]

I think what you are trying to achieve can be done with camilladsp changing configurations, but not so sure if you want it simultaneously.
And probably could also be done within the flex itself splitting the sub out. But again having to change configs, not simultaneously

You can check this out:

RPi4 + CamillaDSP Tutorial

Intent of this thread is to provide a tutorial for setting up CamillaDSP on a RPi4. There is a lot of good information scattered through ASR, DIYAudio and the CamillaDSP GitHub but there also appears to be a lot of apprehension. My goal is to give concrete examples of how to use CamillaDSP with...

www.audiosciencereview.com