L-Acoustics ARCS II - LOUDSPEAKER CONFIGURATIONS; Line source

ARCS
®
II SYSTEM
rigging manual
VERSION 1.1
ARCSII_RM_EN_1-1
w w w . l - a c o u s t i c s . c om
8
3 SYSTEM SET-UP
Dismantling an array
Apply the associated set-up procedure in reversed order.
ARCS
®
II enclosure orientation within the array
Due to the asymmetrical coverage of the ARCS
®
II enclosures, their orientation within an array will determine
the extended coverage direction.
Horizontal array From behind
Vertical array From behind
Connexion panel
Coverage
Connexion panel
Coverage
Up
40° up/ 20° down
Left
40° left / 20° right
Down
40° down / 20° up
Right
40° right / 20 ° left
3.1 Ground-stacking
Horizontal
Horizontal stacked on SB28
 Assemble the array
Refer to PROCEDURE A
 Stack an SB28 array
 Assemble the array on top
of the SB28 array
Refer to PROCEDURE A
3.2 Flying
Horizontal
 Assemble the array under the motor location
Refer to the PROCEDURE A
Follow-up 1: 2 or 4 ARCS
®
II enclosures
Follow-up 2: 1, 5, 3 or 6 ARCS
®
II enclosures
 Install one BUMP3
Refer to PROCEDURE B
 Check that all the shackles
are tightened securely
 Attach the motor hook to
the BUMP3 shackle
 Raise the array
 Install two BUMP3
Refer to PROCEDURE B
 Install one LIFTBAR
Refer to PROCEDURE C
 Check that all the shackles
are tightened securely
 Attach the motor hook to
the LIFTBAR shackle
 Raise the array
Vertical
 Assemble the array under the motor location
Refer to PROCEDURE A
 Install the ARCBUMP
Refer to PROCEDURE D
 Check that all the shackles are tightened securely
 Attach the motor hook to the ARCBUMP shackle(s)
 Raise the array