StudioLive® 18sAI Active Integration Subwoofer
StudioLive® 18sAI Active Integration Subwoofer
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Overview
StudioLive® 18sAI Active Integration subwoofers deliver studio-monitor accuracy onstage with unprecedented onboard processing and networking features. PreSonus® Active Integration technology enables wireless and wired networking control for setup, tuning, and monitoring functions, using an iPad®, a Mac® or Windows® laptop, or both. Powerful and musical, the StudioLive 18sAI naturally extends low-frequencies with a fast and accurate transient response and is a perfect mate for StudioLive 312AI, 315AI, and 328AI full-range loudspeakers, making it an ideal choice for installations and mobile applications where fidelity matters.
Overview
Features
- 18-inch ferrite transducer
- 1,000 watt (bridged), Class D amplifier
- Active Integration 32-bit, 96 kHz DSP with variable crossover, dynamic limiting, and excursion limiting
- Stereo line inputs (XLR-¼” combo) and switchable stereo/summed-mono line outputs (XLR)
- Universal Switch mode power supply with power-factor correction
- Ships with Ethernet connection for wired control; optional Dante™ card
- Alignment delay (switchable: 0, 2, or 4 feet) enables subwoofer to be placed in different positions relative to a full-range speaker system
- Wireless or wired networking with free SL Room Control software for Mac®, Windows®, and iPad® enables complete setup, tuning, and monitoring
- Network Setup Wizard automatically detects each speaker and allows you to quickly connect to your wireless router network
- Remote control over Maximum SPL/output level, high-pass filter, onboard operational modes, performance monitoring, mute, and speaker delay
- 31-band graphic EQ and 8-band parametric EQ (total of 10, including feedback notch filter)
- Visually display room layout on a laptop or iPad
- Edit, save, recall, and share speaker-setup parameters
- Comfortable, ergonomic handles
- Integrated pole insert and interlocking stacking provisions
- Optional mountable Sub Dolly and pull-tested Sub Pole to mount a full-range system atop the 18sAI
Downloads
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Documentation
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Specs
Electronics
Auxiliary Input
N/A
Channels
Two
Connectivity
USB
Inputs
Two - 2 x Line
Line Out
Two - 2 XLR Male (Mix Out, Direct Out)
VoltageRequirements
100-240 VAC, 50-60 Hz
General
Amplifier Type
Class-D
Color
Black
Product Name
StudioLive® 18sAI Active Integration Subwoofer, Black
Series
StudioLive®
Hardware
Audio Controls
Speaker Level (Variable: -12 dB to +12 dB), Mono Sum
Cabinet Material
15mm Eucalyptus Plywood
Cooling
Free Air Convection
Grille Material
Powder-Coated Steel
Handle
2 Side
LF Power
2 x 500W Bridged (1000W Total)
LF Transducers
1x18" Ferrite (4" Voice Coil)
Measurements
Product Depth
26" (66 cm)
Product Height
23" (58.42 cm)
Product Width
24" (60.96 cm)
Miscellaneous
DSP Features
Contour Presets: Normal, Extended LF Delay Presets: 0m, 1m, 2m
Power Cable
IEC
Protections
Amplifier: Over-Current, DC, Over/Under-Voltage, Over-Temperature, High Frequency
Transducer: 4-Channel Multi-Threat Limiter
Supported Sample Rates
96 kHz
Performance
Amplifier Dynamic Range
119 dB (A-Weighted)
Digital Audio Bit Depth
24 Bit
Peak SPL
135 dB
Total Harmonic Distortion
<0.05% (20 Hz - 20 kHz)
Total Power Output
1000W (Total Power Without Protection Algorithms and Limiter Enabled)
Speakers
Speaker Type
Powered Subwoofer
Total Impedance
NA
Specs
Electronics
Auxiliary Input
N/A
Channels
Two
Connectivity
USB
Inputs
Two - 2 x Line
Line Out
Two - 2 XLR Male (Mix Out, Direct Out)
VoltageRequirements
100-240 VAC, 50-60 Hz
General
Amplifier Type
Class-D
Color
Black
Product Name
StudioLive® 18sAI Active Integration Subwoofer, Black, 220-240V UK
Series
StudioLive®
Hardware
Audio Controls
Speaker Level (Variable: -12 dB to +12 dB), Mono Sum
Cabinet Material
15mm Eucalyptus Plywood
Cooling
Free Air Convection
Grille Material
Powder-Coated Steel
Handle
2 Side
LF Power
2 x 500W Bridged (1000W Total)
LF Transducers
1x18" Ferrite (4" Voice Coil)
Measurements
Product Depth
26" (66 cm)
Product Height
23" (58.42 cm)
Product Width
24" (60.96 cm)
Miscellaneous
DSP Features
Contour Presets: Normal, Extended LF Delay Presets: 0m, 1m, 2m
Power Cable
IEC
Protections
Amplifier: Over-Current, DC, Over/Under-Voltage, Over-Temperature, High Frequency
Transducer: 4-Channel Multi-Threat Limiter
Supported Sample Rates
96 kHz
Performance
Amplifier Dynamic Range
119 dB (A-Weighted)
Digital Audio Bit Depth
24 Bit
Peak SPL
135 dB
Total Harmonic Distortion
<0.05% (20 Hz - 20 kHz)
Total Power Output
1000W (Total Power Without Protection Algorithms and Limiter Enabled)
Speakers
Speaker Type
Powered Subwoofer
Total Impedance
NA
Specs
Electronics
Auxiliary Input
N/A
Channels
Two
Connectivity
USB
Inputs
Two - 2 x Line
Line Out
Two - 2 XLR Male (Mix Out, Direct Out)
VoltageRequirements
100-240 VAC, 50-60 Hz
General
Amplifier Type
Class-D
Color
Black
Product Name
StudioLive® 18sAI Active Integration Subwoofer, Black, 220-240V EU
Series
StudioLive®
Hardware
Audio Controls
Speaker Level (Variable: -12 dB to +12 dB), Mono Sum
Cabinet Material
15mm Eucalyptus Plywood
Cooling
Free Air Convection
Grille Material
Powder-Coated Steel
Handle
2 Side
LF Power
2 x 500W Bridged (1000W Total)
LF Transducers
1x18" Ferrite (4" Voice Coil)
Measurements
Product Depth
26" (66 cm)
Product Height
23" (58.42 cm)
Product Width
24" (60.96 cm)
Miscellaneous
DSP Features
Contour Presets: Normal, Extended LF Delay Presets: 0m, 1m, 2m
Power Cable
IEC
Protections
Amplifier: Over-Current, DC, Over/Under-Voltage, Over-Temperature, High Frequency
Transducer: 4-Channel Multi-Threat Limiter
Supported Sample Rates
96 kHz
Performance
Amplifier Dynamic Range
119 dB (A-Weighted)
Digital Audio Bit Depth
24 Bit
Peak SPL
135 dB
Total Harmonic Distortion
<0.05% (20 Hz - 20 kHz)
Total Power Output
1000W (Total Power Without Protection Algorithms and Limiter Enabled)
Speakers
Speaker Type
Powered Subwoofer
Total Impedance
NA
