@geoffkait
>>>>Didn’t you get the memo? Maybe you were sleeping. You don’t need to be concerned with any signal travel in the “opposite direction,” only any signal travel toward your speakers, I.e., the correct direction. Follow?
This is the pseudoscience I'm calling you on, an AC circuit (what connects a amp to a speaker) does NOT behave as you are implying! DC circuits DO behave as you describe. Please stop trying to push your Star Trek science on these forums!