PreSonus ULTS18 - 18" 2000W Active Subwoofer
by PreSonus
£1,417.09
inc. vat
£1,180.91 ex. vat
£1,180.91 ex. vat
SKU SPREULTS18
Please contact us for availability.
PreSonus ULTS18 - 18" 2000W Active Subwoofer
The PreSonus ULT18 is a subwoofer driven by 2,000W of Class D power for a powerful, clear, and accurate low-end punch. The ULT 18 is designed to complement any full-range PA loudspeaker and a perfect companion for the PreSonus® ULT12 and ULT15.
Features
Main Components
- 18-inch custom woofer with 4-inch voice coil
- 7 mm driver travel before over-excursion
- 2,000W Class D power (2 × 500 W continuous)
- Stereo combo XLR and ¼” inputs with direct outputs
- Onboard fully variable lowpass filter lets you dial in upper frequency limit
Controls
- Output Level
- Lowpass Filter
- Preset Select
- Polarity Invert On/Off
- Mono On/Off
- Front LED On/Off
Convenience Features
- Defeatable front-panel LED
- Rugged, texture-painted eucalyptus plywood enclosures
- Tour-grade 16 gauge steel grille
- Comfortable ergonomic handles
- Ground Stacking provisions
- Integrated castor provisions (castor kit sold separately)
- Locking IEC connection
Technical Specifications
Acoustic Performance
- Configuration: Powered subwoofer, ported
- Frequency Response (-3 dB): 42 Hz – 150 Hz (Variable)
- Maximum Peak SPL: 135 dB
- Crossover Frequency: 90 Hz
- Low Pass Filter Range: 50 Hz - 150 Hz
Transducer
- LF Transducer: 1x18" Ferrite
- Voice Coil Diameter: 4"
Amplifier
- Type: Class D
- Total Power Output: 2,000W Peak (1,000 RMS)
- LF Power: 2 x 500W bridged (1000W total)
- Cooling: Free air convection
- Rated THD: <0.05% (20 Hz - 20 kHz)
- Dynamic Range: 119 dB (A-weighted)
- Bandwidth: 20 Hz - 20 kHz
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): Mix out, Direct out
- Controls
- Output Level
- Low Pass Filter
- Preset Select
- Polarity Invert On/Off
- Mono On/Off
- Front LED On/Off
- Indicators: DSP Preset, Polarity Invert On/Off, Mono On/Off, Front LED On/Off, Signal, Clip, Thermal
DSP
- Presets: Extended LF
- Polarity: Normal or Reverse
- Bit Depth: 24-bit
- Sample Rate: 96 kHz
Enclosure
- Material: Eucalyptus Plywood
- Finish: Chemline™ polyurethane
- Grille: Powder-coated steel
- Dimensions (HxWxD): 22.5” x 25” x 24.5” (572 mm x 635 mm x 622 mm)
- Unit Weight: 95 lbs. (43 kg)
- Handles: 2 (One on each side)
Safety
- Amplifier Protection: Over-current, DC, over/under-voltage, over-temperature, high frequency
- Transducer Protection: limiter
Power
- AC Power Input: 100-230V~, 50-60 Hz
- AC Power Consumption: (1/8 Power) 150W
Suspension Mounting
- Rigging Points: 12 M10
- Mounting: Ground stack provisions