Breyeagle and TomThiel
I use a Thiel SS2.2 sub for my CS3.7s, and a PX05. I can barely tell the difference with or without it. I am thinking it is supposed to work that way, because the 3.7 have fine bass without any subwoofer, so adding it just provides a little of what the 3.7 cannot do on their own.
"I have a Thiel SS2.2 sub for the 2.7s, using a PX05 passive crossover, specifically tweaked for the 2.7s. It really helps..."
I use a Thiel SS2.2 sub for my CS3.7s, and a PX05. I can barely tell the difference with or without it. I am thinking it is supposed to work that way, because the 3.7 have fine bass without any subwoofer, so adding it just provides a little of what the 3.7 cannot do on their own.