Sorry, about the last post. I was referring to the Wharfedale SW150 subwoofer. I guess it's fantastic for the money...."Takes all comers" according to WhatHiFi Magazine. Do a google search for this sub and find the best price.
I found it for $199.00 from Sound & Vision. Web link:
http://www.tsto.com/cgi-bin/TSTO.storefront/496961db00400da02740ac1003410616/Product/View/2821
Hope this helps!