One-foot cube subwoofers are all the rage, but if you really want to feel the bass, size still matters. These three uber subs at last week's Custom Electronic Design & Installation Association (CEDIA) Expo in Denver, Colorado really shook me up.
Eminent Technology's TRW-17 Rotary Woofer ($12,900) will blow you away. Instead of a conventional woofer, it uses proprietary technology to create ultra deep bass, deeper than the largest and most powerful subs. Sure, it looks like an industrial strength fan, but the TRW-17's fluttering blades generate bass frequencies down to 1 Hertz (standard $1,000 … Read more