Zd542 to answer your questions.
No I didn't swap IC's, just the speaker cables.
I believe that I hear it from both the midrange & tweeter.
I hear the noise both when I have the volume all the way down and when the volume is up, however it seems more pronounced when the volume is all the way down.
No I didn't swap IC's, just the speaker cables.
I believe that I hear it from both the midrange & tweeter.
I hear the noise both when I have the volume all the way down and when the volume is up, however it seems more pronounced when the volume is all the way down.

