Wayne Parham Messages: 18787 Registered: January 2001
Illuminati (33rd Degree)
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I recommend you use flanking subs with these speakers. This isn't done just to add extension, but also to provide modal smoothing and reduce self-interference anomalies from nearest boundaries. Some people also like to run one or two distributed multisubs to smooth lower frequency room modes.
The bass without subs is adequate. But I do prefer to see people using at least flanking subs, using the speaker system as a three-way with the LF subsystem detached. The layout looks like this: