Z Assessment – Revel B1 Concerta 12″ Subwoofer
B1 Homepage [http://www.revelspeakers.com/productdetail/~/product/b1.html] in contrast to SVS SB1000 [http://amzn.to/1iHdiPy]. The distortion sound you hear is distortion the microphone experiencing with the loopy low cease. Might want to ascertain out something…