L-Acoustics ARCS WIDE, User Manual

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ARCS
®
WIDE
SYSTEM
ARCS ® FOCUS
SYSTEM
user manual
VERSION 4.0
ARCSWIFO_UM_EN_4.0 w w w . l - a c o u s t i c s . c o m 4
CONTENTS
ARCS
®
WIDE / FOCUS SYSTEM 5
1 SYSTEM COMPONENTS 6
1.1 Loudspeaker enclosure ............................................................................................................................................................... 6
1.2 Powering and driving system ....................................................................................................................................................... 6
1.3 Loudspeaker cables ..................................................................................................................................................................... 6
1.4 Rigging element ........................................................................................................................................................................... 6
1.5 Software application .................................................................................................................................................................... 6
2 LOUDSPEAKER CONFIGURATIONS 8
2.1 Line source .................................................................................................................................................................................. 8
Standalone ARCS WIDE/FOCUS line source ............................................................................................................................. 8
2.2 Line source with low-frequency element .................................................................................................................................... 9
ARCS WIDE/FOCUS line SB18m ............................................................................................................................... 9
2.3 Line source element .................................................................................................................................................................. 10
Single ARCS WIDE/FOCUS enclosure ..................................................................................................................................... 10
2.4 Line source with low-frequency element .................................................................................................................................. 11
Single ARCS WIDE/FOCUS + SB18m ..................................................................................................................................... 11
3 LOUDSPEAKER CONNECTION 12
3.1 Connectors ............................................................................................................................................................................... 12
3.2 Connection to LA4 / LA4X ....................................................................................................................................................... 13
Option A ................................................................................................................................................................................... 13
Option B ................................................................................................................................................................................... 15
3.3 Connection to LA8 .................................................................................................................................................................... 16
Option A ................................................................................................................................................................................... 16
Option B ................................................................................................................................................................................... 18
APPENDIX A PRESET DESCRIPTION 20
[ARCS_WIFO] and [ARCS_WIFO_FI] ...................................................................................................................................... 20
[SB18_60] ................................................................................................................................................................................. 20
[SB18_60_C] ............................................................................................................................................................................ 20
APPENDIX B RECOMMANDATION FOR SPEAKER CABLES 21
APPENDIX C SPECIFICATIONS 22
ARCS FOCUS ........................................................................................................................................................................... 22
ARCS WIDE ............................................................................................................................................................................. 23
SB18m ...................................................................................................................................................................................... 24