Quote Originally Posted by shokhead
Not if you have a good sub.
You just don't have to depend on the sub to make up deficiencies in the main speaker's bass.

For music. the lower the sub cuts in at, the better the imaging. For HT, it's a moot point. Everything below 80 hz (or so) is channeled to the sub anyway.

I use floorstanders (Athena Audition AS-F1's) for my mains and, having them set to "large" in the receiver, I don't need the sub for music.