Martin Audio WLXGS User Manual page 15

Symmetrically coupled 2-wide columns show a slight improvement in mid-bass amplitude and polar
response - but the effect becomes insignificant in large, flat fronted arrays or widely spaced stage apron
systems.
2-wide symmetrical columns of WLX/WLXGS may be horizontally arrayed to improve mid-bass coverage.
Array shapes vs coverage
WLX or WLXGS subwoofers may be stacked and arrayed in various configurations to increase sound
pressure and tailor coverage. The sound pressure increase is intuitive but the significance of subwoofer array
shapes and sizes is often overlooked.
The following table shows the sound pressure boost and coverage provided by a variety of flat fronted
arrays:
All material © 2007. Martin Audio Ltd. Subject to change without notice.