Don North, president and chief designer at Riva Audio, talks about the company's WAND (Wireless Audio Network Device) whole-home audio speakers, the Arena and Festival. Topics include driver designs, passive radiators, built-in class-D amps, Wi-Fi networking, closed versus open architecture, casting, Trillium technology that creates a large stereo soundfield from a single cabinet, high-res audio, answers to chat-room questions, and more. Host: Scott Wilkinson Guest: Don North Subscribe to Home Theater Geeks at https://twit.tv/shows/home-theater-geeks Thanks to CacheFly for the bandwidth for this show.