Roger, please don't argue about the speed of sound OK? If you have heat, air conditioning, humidity control or lack of it, weather, what not- the speed of sound will change. You cannot ascribe that as a constant; it is constantly changing.
Phase relationships are maintained through having bandwidth. You got bandwidth, you got imaging. Try turning off the tweeters sometime and see what happens.
Phase relationships are maintained through having bandwidth. You got bandwidth, you got imaging. Try turning off the tweeters sometime and see what happens.