Definitive Technology ProSub 1000 ProSub 800 & 1000 Manual - Page 6

bass output when using full range main speakers, run the main speakers full range by hooking them up directly to the amp. In many systems, if your speakers are true full range systems, you may find that you get a more satisfying sound by running the speakers full-range and crossing your subwoofer in fairly low (40-70 Hz). On the other hand, if you find that you are overdriving your main speakers, you will clearly be able to play your system louder by using the built-in high pass crossover for your main speakers. AMPLIFIER OR RECEIVER *NOTE: If you wish to run your main speakers full range with no low frequency roll-off, hook them directly to the main speaker output terminals or your receiver or amplifier as in any normal hi-fi system. The Advantages of Multiple Subwoofers Definitive's ProSub subwoofers are engineered to be used singly or in pairs. With a single subwoofer, both left and right signals are sent to the subwoofer wherein they are combined via the electronic crossover into one composite signal. With two subwoofers, the left and right low frequency signals can be reproduced by their own individual subwoofers or two subwoofers can be just doubled up on the LFE channel with a Y connector. The use of one subwoofer achieves outstanding performance; however, the addition of a second subwoofer clearly offers the highest level of performance achievable for both movies and music. The use of stereo subwoofers smoothes out the peaks and dips which result from the eigenmodes in your room. Two subwoofers couple much better to the air 6