macOS Catalina + USB DAC = sound breaks/gaps

[threetimesdaily]

I've got a comparable issue: Audio artefacts with SMSL USB DAC on switching to Catalina, changing to 48kHz solved this.

 

[threetimesdaily]

Actually...
Final Solution: Disable Serial Port in Super IO on Motherboard Bios (MSI Z97)

 

[theruck]

or do proper DSDT patching