Oh, and for $500 pick up a used SVS SB2000. The driver is considerably better on the 2000 vs the 1000.
To add to my earlier post, the link would plug into the wall, then you run a pair of rca’s from the link into the subwoofer. Set the crossover and volume level on the sub and then the volume will adjust accordingly when using the Xeo remote! I think using the Dynaudio Link as opposed to going through the node will make your life easier and will also make things run smoother. I looked into connectivity reviews with the Node 2i used to connect a sub and it seems like there are some issues (I have no first hand experience with the node 2i...