StudioLive 18sAI

Technical Specifications

Acoustic Performance

Configuration Powered subwoofer, ported
Frequency Response (-10 dB) 29 Hz to 141 Hz
Frequency Response (-6 dB) 32 Hz to 110 Hz
Maximum Peak SPL 135 dB

Transducer

LF Transducer 18" Ferrite
Voice Coil Diameter 4"

Amplifier

Type Class D
Total Power Output 1,000W (total power without protection algorithms and limiter enabled)
LF Power 2 x 500W bridged
Rated THD <0.05% (20 Hz - 20 kHz)
Dynamic Range 119 dB (A-weighted)
Bandwidth 20 Hz - 20 kHz
Cooling Free air convection

Safety

Amplifier Protection Over-current, DC, over/under-voltage, over-temperature, high frequency
Transducer Protection 4-ch. multi-threat limiter

​Power

AC Power Input 100-230V~, 50-60 Hz
AC Power Consumption (1/8 Power) 150W

DSP

Contour Presets Normal, Extended LF
Polarity Normal or Reverse
Delay Presets 0m, 1m, 2m
Bit Depth 24-bit
Sample Rate 96 kHz

Enclosure

Material Eucalyptus Plywood
Finish Chemline™ polyurethane
Grille Powder-coated steel
Dimensions (HxDxW) 23" x 24" x26"
(584.2 x 609.6 x 669.4 mm)
Unit Weight 94 lbs (42.64 kg)
Handles One on each side

Connections and Controls

Input Channels 2 line
Input Connector Types 2 combo
Line Input Impedance 10 kΩ
Maximum Input +22 dBu
Output Connector 2 XLR (M) - throughput
Controls Speaker level (Variable: -12 dB to +12 dB), mono sum
Indicators

DSP Preset, Delay Preset, Polarity Invert, Network Connected, Network Activity, Wi-Fi Setup, Wi-Fi On, Signal, Limit, Clip, Thermal

Please see complete mechanical drawings when building a custom case.
As a commitment to constant improvement, PreSonus® Audio Electronics, Inc., reserves the right to change any specification stated herein, at any time, without notification.