hi i have a ? i have seen the 2226h being used in night clubs with tons of bass coming out of them with no cone movment at all how do they do that ???????????????????????? mine start jumping with base not even close to what they play at the club , i have two 4648 cabs , a behringer 8024 eq , crown ce 2000 amp . i have set the eq lots of different ways and no luck . not sure what i am doing wrong .