Hello, all. It’s extremely rare (roughly 0.5%, or 1 out of every 200 HX Effects units sold), but certain specific combinations of HX Effects units populated with out-of-spec parts and amplifiers and/or hookup configurations can manifest notable white noise and/or other unsavory audio artifacts. If your particular setup happens to exhibit this behavior, please contact Line 6 customer support, as we currently have a solution. We have also updated our manufacturing and testing process to ensure no