ACTIVE SUBWOOFER Wharfedale's extensive experience in loudspeaker drive unit design has now given birth to a new range of subwoofers, the UPC Series. This active subwoofer range is ideal for any Home Cinema system. Not only does the UPC Series offer dramatically improved bass perfor- mance, it also integrates flawlessly with all AV system loudspeakers. Wharfedale's UPC Series is a complete subwoofer solution for a variety of systems. The powerful Class D amplifier used in every model is capable of producing extended subsonic information with complete precision and clarity. The push-pull twin...