I tried to locate some other threads where the same issue is described:
Hi, I just received my UR824 this past Friday, I installed the latest drivers v1.0.4, and it is also making some horrible noises like digital distortion when I playback audio, the audio sounds horrible for like 10 or more seconds, it doesn´t matter the asio buffer size, it can be 256, 64, or even 2048 and it doesn´t matter, changing the asio buffer size doesn´t resolve anything, this happens like every 5 or 10 min, this can happen even with a single audio track in the DAW with no plugins, so the…
Hi, I have a problem, in some topics I wrote where this is discussed, but no one answers. When using the UR824, a loud noise appears. This problem has disappeared even after driver updates and all the latest software from the UR824. I have Windows 7 64 bit, cubase 8 pro (the latest updates are available on this site). Sometimes the noise appears even when the cube does not work, just browsing the video on YouTube. Connect to a computer via USB 2.0 port without any hubs, 16 GB RAM, i7 processor, …
I would help a lot if you but your Computer Specs… Mac or Win.
I have the UR824 and don’t have any of these issues… Used it on a Laptop as well…
https://gearspace.com/board/so-much-gear-so-little-time/848256-rig-making-infrequent-loud-crackling-noises-2.html
https://modwiggler.com/forum/viewtopic.php?t=192972
I don’t know the answer but hopefully these might give ytou an idea about identifying the issue. Hope you get it sorted. it’s a good interface.
You might also might want to describe all the aspects of your system including your computer specs, operating system version and Nuendo version etc., just so others can help you out.