Studio monitors makes weird buzz sound

[RichardT]

aux jack directly to the PC (not through audio driver.)

Ok, that possibly suggests it’s not your PC or DAW.

Try the phones through the Scarlett.
Try different speakers with the Scarlett.

[ef37a]

aux jack directly to the PC (not through audio driver.)

Ok, that possibly suggests it’s not your PC or DAW.

Try the phones through the Scarlett.
Try different speakers with the Scarlett.

Yes then, IF you get the buzz on the headphones pull the speaker plugs out of the back of the 2i2. If that stops the noise then we can be pretty sure you have a ground loop.

Dave.