Im looking for used rhythmic ported servo sub. Lv12 or the next one up. If anyone had one please let me know. I have 2 gr research double servo subs for left right next to mains and i have a lv12 ported for the rear of the room ran in reverse phase with left right mixed from a active crossover. Looking for a 2 to split left right rear of the room. Thanks amd have a good day
