Doing this for a friend since he cannot post links yet. Hi, Looking for suggestions on which would be the best sub-woofer for the money from the below. BIC America F12 12-Inch 475-Watt Front Firing Powered Subwoofer for $200 HSU STF-1 Subwoofer for $300 EMP Tek ES1010i for $300 Energy ESW-M8 NA 1,200-Watt Subwoofer for $250 Thanks. Just for proof, this friend's id in here is: http://forums.audioholics.com/forums/members/umberland.html Thank you.