["erik The problem is "proper integration" is a two-semester course."]
Twenty minutes with a certain signal processing.
When David Hall and his Velodyne associates introduced their Digital Drive in 2003 and DD Plus Room Optimization in 2011 it should have been titled Digital Drive for Dummies which I'm supremely qualified as.
The Sweep Tones CD is played through both the main speakers and the subwoofer simultaneously. Via the listening positioned calibrated mic the remote controlled processing called Auto EQ measures the mains from 200Hz and begins adjusting the subwoofers fourteen parameters within eight frequency bands which reflect the mains presentation onto the sub beginning at 100Hz.
Results and changes can be viewed graphically and saved to one or all six memory presets. The user can follow up with manual adjustments to taste and include those adjustments to any of the six presets.
Sadly, none of the major periodical reviews ventured past Auto EQ or offered a cursory description of the manufactures interactive default preset settings.