Waves B360 Ambisonics Encoder Plug-In (Download) - Manual (Page 14)

B360 Ambisonics Processor / User Guide
14
Width Ls-Rs (mono, stereo, 5.0 and 5.1 components)
Controls the width of the surround channels.
Range: 0°–180°
Default and Reset: 60°
Width Lss-Rss (7.1 only)
Controls the width of the side surround channel.
Range: 0°–360°
Default and Reset: 180°
Alt/Opt+Click on any control to reset it.