B&W Loudspeakers - "PV1 Active Subwoofer" by D&AD Awards 2005
B&W PV1 Subwoofer - Guide for repair - help | AVForums
I opened up few subwoofers to look inside. A B&W PV1, a Velodyne SPL10, and a couple of no-names. Hope you find it interesting. :) | Speakers, Soundbars and Subwoofers
iF Design - PV1 Active Subwoofer
B&W PV1 subwoofer - SALE PENDING to Chris For Sale - Canuck Audio Mart