[ld100]

Just got a new Mac and get a lot of noise with USB port... This one has no optical and I get pops and clicks... Was dead silent with the optical connection on my previous Mac. Is there a solution to fix this? Any help would be greatly appreciated!

 

[Oscar-HiFi]

@iFi audio do a few things that might help:

http://ifi-audio.com/portfolio-view/accessory-isilencer3-0/

http://ifi-audio.com/portfolio-view/accessory-ipurifier2/