The PB-1000 produces the kind of forceful, yet detailed bass that we would expect from more powerful and certainly more expensive subwoofers… If SVS's goal was to create a subwoofer that could deliver deep bass at a price that doesn't require deep pockets, then they have succeeded beyond all hope.
AVForums, Review by Stephen Withers, 3/28/2013. - https://www.avforums.com/review/svs-pb-1000-subwoofer-review.480