The LS3/5A a world-famous mini-monitor that is loved by many. But what not many may know is that this was not actually the first incarnation of the model. In this article, I will describe the audible differences between the LS3/5’s and LS3/5A’s. In addition, I will listen to the SUB3 stereo subwoofer system that is designed by Derek Hughes specifically to work with these speakers.