low bass

After setting up the amp in my bedroom system and studying the documentation I discovered that the Wiim Amp Pro's bass management can be set up as a 4th order Linkwitz-Riley crossover. I have a pair of Quad ESL-63 speakers in my living room that are famous for incredible sound quality, but...

In my 16'x24' living room I have Wiim Amp Ultra wired to a pair of Monitor Audio Silver 6 speakers. This combination provides decent sound quality and plenty of low end oomph as it is currently set up. I was wondering if any sub pro users could tell me if adding one to my system (it would have...