With my rig the tonal balance did not need to be evened out, because it was there from the start. What the SRAs did was to open up the soundstage, give a tad more speed to dynamics, added slightly more air around instruments and rendered the entire musical presentation more natural and more "quiet".
To my ears, to answer Sunnyboy's question, adding them to my system was worth every penny.
To my ears, to answer Sunnyboy's question, adding them to my system was worth every penny.