![Pi Speaker Forum - Baffle spacing, phase angles and time alignment, revisited - Wayne Parham, May 14, 2003 at 00:56:30 Pi Speaker Forum - Baffle spacing, phase angles and time alignment, revisited - Wayne Parham, May 14, 2003 at 00:56:30](http://www.pispeakers.com/Vertical_Null_Angles.gif)
Pi Speaker Forum - Baffle spacing, phase angles and time alignment, revisited - Wayne Parham, May 14, 2003 at 00:56:30
Mobile Audio Academy - A phase rotation of 270 degrees is how the sum of coaxial speaker plus subwoofer was modeled[Fig. 11]. A rotation of 360 degrees brings it back around to
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