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LA108
QSC LA108 User Manual
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12
LA1
08 and L
A1
1
2 Deployment Options
Gr
ound Deployment (L
A1
08 options shown)
F
or
Pole Mounted
on a Tripod Stand
see page 1
6.
F
or
Front Fill
(Stage
-Lip)
see page 2
7
.
F
or
Pole Mounted
Ov
er a Subwoofer(s)
see page 1
8.
F
or
Ground Stack
see page 2
8.
F
or
Stacking ov
er a
Subwoofer(s)
see
page 2
3.
F
or
Horizontal Array
see page3
1
.
Flown Deployment (LA1
08 options shown)
F
or
Flown
Deployment with
an Array Frame
see page 3
4.
F
or
Pick-P
oint
Deployment
see page 3
7
.
11
13
Table of Contents
Table of Contents
2
Explanation of Symbols
5
Important Safety Instructions
5
Rigging Safety Regulations
6
General Rules for Suspension
6
Shock Loading
7
Maximum Suspended Load
7
FCC Statements
7
LA108 Loudspeaker
7
LA112 Loudspeaker
8
Warranty
8
Introduction
9
Key Features and Technologies
9
What's in the Box
9
LA108 Features
10
LA112 Features
11
LA108 and LA112 Deployment Options
12
Ground Deployment (LA108 Options Shown)
12
Flown Deployment (LA108 Options Shown)
12
QSC Rapiddeploy ™ Rigging System
13
Loudspeaker Attachment Points
13
Loudspeaker Angle Controls
13
Understanding Splay Angles
14
Progressive Splay Angle Rule
14
How to Manually Total Array Angles
15
Ground Deployment
16
Pole Mounted on a Tripod Stand
16
LA108 Loudspeaker
16
LA112 Loudspeaker
16
Pole Mounting a Loudspeaker to a Tripod
16
Stacking an Array on a Tripod Pole Mount
17
Splay Angle Adjustment on a Tripod Mount
17
Decreasing Angle
18
Increasing Angle
18
Pole Mounted over a Subwoofer(S)
18
LA108 Loudspeaker
18
LA112 Loudspeaker
20
Pole Mounting a Loudspeaker over a Subwoofer(S)
21
Stacking an Array on a Pole Mount over a Subwoofer(S)
21
Splay Angle Adjustment on a Pole Mount over a Subwoofer(S)
22
Decreasing Angle
22
Increasing Angle
22
Stacking over a Subwoofer(S)
23
LA108 Loudspeaker
23
LA112 Loudspeaker
23
Attaching an Array Frame and Stack Adapter Kit to a Subwoofer
24
Attaching a Loudspeaker to a Subwoofer
25
Detaching a Loudspeaker from a Subwoofer
26
Stacking an Array of Loudspeakers on a Subwoofer
26
Splay Angle Adjustment for a Subwoofer Stack
27
Decreasing Angle
27
Increasing Angle
27
Front Fill (Stage-Lip)
27
Ground Stack
28
Preparing an Array Frame and Stack Adapter Kit for a Ground Stack
28
Attaching a Loudspeaker to an Array Frame for a Ground Stack
29
Detaching a Loudspeaker from an Array Frame for a Ground Stack
29
Stacking an Array of Loudspeakers for a Ground Stack
29
Splay Angle Adjustment for Ground Stack
30
Decreasing Angle
30
Increasing Angle
31
Horizontal Array
31
Stacked Horizontal Array
32
Splay Angle Adjustment for Stacked Horizontal Array
33
Detaching Loudspeakers from a Stacked Horizontal Array
33
Flown Deployment
34
Flown Deployment with an Array Frame
34
Array Frame Pre-Assembly
34
Array Frame Attachment Preparation
34
Attaching a Loudspeaker to the Array Frame
34
Attaching Loudspeakers for an Array
35
Detaching Loudspeakers from an Array
35
Detaching a Loudspeaker from the Array Frame
36
Splay Angle Adjustment for Flown Deployment
36
Decreasing Angle
36
Increasing Angle
36
Pick-Point Deployment
37
Single Pick-Point Deployment
37
Bridle Deployment
37
Adjusting the Tilt Angle of the Array on a Pick-Point Deployment
37
Optional Eyebolt
37
Rear Panel Connections
38
System Power
38
AC Mains Connections
39
Connecting to AC Mains
39
Daisy-Chaining with Power Cable Jumpers
39
Compatible QSC Accessories
39
Daisy-Chaining Procedure
40
Recommended Configurations
40
LA108 Loudspeaker
40
LA112 Loudspeaker
40
Power on Sequence
41
Power off Sequence
41
Analog Audio Connections
41
XLR Connections
41
Daisy-Chaining with Balanced XLR Jumper Cables
42
Network Connections
42
Daisy-Chaining with Network Jumper Cables
42
Connecting to a Network
43
Network Control
43
Audio Setup
43
Cooling
43
Outdoor Installations
44
Rear Panel User Interface
44
Navigating the Rear User Interface
44
Menu Map
44
Home Screen
45
Home Screen Status
45
Top Bar
45
Network Icon
46
(Array Equalization)
46
High-Pass Filter
46
Menu
46
Settings
47
Utilities
47
Additional Functions
47
DSP Features
48
L Class Accessories
48
Transportation
48
Interconnect Jumpers
48
Between Loudspeakers
48
Temporary Outdoor Use
49
Sub-Stacking
49
LA108 Loudspeaker
49
LA112 Loudspeaker
49
Flown (Portable or Installed)
49
Flown (Installed Only)
49
Additional Information
49
Care and Maintenance
49
QSC Self Help Portal
50
Customer Support
50
Warranty
50
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QSC LA108 Specifications
General
Amplifier Power
N/A (passive)
Frequency Response
65 Hz – 20 kHz
Configuration
Passive
Enclosure Material
Birch plywood
Power Handling
1600 W (Peak)
Impedance
16 ohms
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