Quote Originally Posted by davef View Post
The low Q port tuning of the Sierra-2 provides for accurate transient accuracy with none of the more common bookshelf speaker bass boom (which is designed so that small speakers sound "big"). Because of this, the Sierra-2 can be placed very close to a wall or in an enclosure as described here with little to no audible performance degradation.
Did not know this, that is great news. I have indeed heard the port booming you mention in most speakers. The Dali Zensor bookshelf is the only one I've actually heard that can be placed very close to a wall with no problems as well. Not a very accurate sounding speaker, to me, though.