LD Systems DDQ SUB 18 18 Inch Active PA Subwoofer with DSP
The DDQ SUB 18 is a powerful active subwoofer featuring an 18-inch FaitalPRO bass speaker with 4-inch voice coil and neodymium magnet. It delivers 1400W RMS through dual Hypex Class D amplifiers and includes Sharc DSP with seven crossover presets and cardioid configuration options.Overview
The LD Systems DDQ SUB 18 is a powerful active subwoofer with digital signal processing, precisely engineered for demanding PA applications and touring systems. The compact bass-reflex design combines a 18-inch FaitalPRO bass driver with dual 700-watt Hypex Class D amplifier modules and sophisticated Sharc DSP for exceptional low-frequency performance and seamless system integration.
Key Features
- 18-inch FaitalPRO bass speaker with 4-inch voice coil and neodymium magnet
- 1400W RMS output from two Hypex Class D amplifier modules
- Sharc DSP with 24-bit/48 kHz processing and 127 dB dynamic range
- 1ms predictive peak limiter ensures distortion-free operation at maximum levels
- Seven DSP presets with selectable crossover frequencies (80–120 Hz)
- Eight additional presets for cardioid configurations with up to 20 dB rear attenuation
- 30 – 120 Hz frequency response for powerful, controlled bass reproduction
- XLR inputs/outputs plus separate mono output with 100 Hz high-pass filter
- 18 mm multiplex enclosure with durable polyurethane finish
Specifications
- Power Capacity: 1400 W (2 × 700 W)
- Frequency Response: 30 – 120 Hz
- Maximum SPL: 134 dB
- Weight: 44.5 kg
- Dimensions: 510 × 700 × 725 mm (W × H × D)
- Enclosure: 18 mm multiplex with polyurethane finish
- Color: Black
- Country of Origin: United States
Why Buy from Procure.ae
Procure.ae supplies professional PA and subwoofer systems to event companies, venue operators, and institutions across the UAE and GCC. Request a quote for competitive pricing and technical support.
FAQ
Can I configure multiple DDQ SUB 18 units in a cardioid pattern?
Yes, the eight additional DSP presets enable cardioid configurations of two or three subwoofers with up to 20 dB rear attenuation.
What are the crossover options?
Seven DSP presets offer selectable crossover frequencies from 80 Hz to 120 Hz for optimal integration with full-range speakers.
Description
Overview
The LD Systems DDQ SUB 18 is a powerful active subwoofer with digital signal processing, precisely engineered for demanding PA applications and touring systems. The compact bass-reflex design combines a 18-inch FaitalPRO bass driver with dual 700-watt Hypex Class D amplifier modules and sophisticated Sharc DSP for exceptional low-frequency performance and seamless system integration.
Key Features
- 18-inch FaitalPRO bass speaker with 4-inch voice coil and neodymium magnet
- 1400W RMS output from two Hypex Class D amplifier modules
- Sharc DSP with 24-bit/48 kHz processing and 127 dB dynamic range
- 1ms predictive peak limiter ensures distortion-free operation at maximum levels
- Seven DSP presets with selectable crossover frequencies (80–120 Hz)
- Eight additional presets for cardioid configurations with up to 20 dB rear attenuation
- 30 – 120 Hz frequency response for powerful, controlled bass reproduction
- XLR inputs/outputs plus separate mono output with 100 Hz high-pass filter
- 18 mm multiplex enclosure with durable polyurethane finish
Specifications
- Power Capacity: 1400 W (2 × 700 W)
- Frequency Response: 30 – 120 Hz
- Maximum SPL: 134 dB
- Weight: 44.5 kg
- Dimensions: 510 × 700 × 725 mm (W × H × D)
- Enclosure: 18 mm multiplex with polyurethane finish
- Color: Black
- Country of Origin: United States
Why Buy from Procure.ae
Procure.ae supplies professional PA and subwoofer systems to event companies, venue operators, and institutions across the UAE and GCC. Request a quote for competitive pricing and technical support.
FAQ
Can I configure multiple DDQ SUB 18 units in a cardioid pattern?
Yes, the eight additional DSP presets enable cardioid configurations of two or three subwoofers with up to 20 dB rear attenuation.
What are the crossover options?
Seven DSP presets offer selectable crossover frequencies from 80 Hz to 120 Hz for optimal integration with full-range speakers.
Specifications
Brand
LD Systems
Product Type
Pa Speaker
Storefront L1
Audio Video
Storefront L2
Speakers
Storefront L3
Pa Speakers
Weight (Spec)
44.5
Color (Spec)
Black
Country of Origin
United States
Dimensions
Width 510 mm Height 700 mm Depth 725 mm
Frequency Response
30 - 120 Hz
Maximum SPL
134 dB
Power Capacity
1400 (2 x 700) W
Enclosure
15mm birch plywood
Frequently Asked Questions
What size venue requires an 18-inch subwoofer like the DDQ SUB 18?
The DDQ SUB 18 is ideal for large venues, outdoor festivals, concert halls, and professional installations where deep bass impact is essential for audiences of hundreds or more.
How should an 18-inch subwoofer be positioned in a venue for optimal bass distribution?
Placement depends on the room acoustics; common positions include center stage, side stages, or distributed across multiple locations; consult Procure.ae for venue-specific advice.
Can the DDQ SUB 18 be used with the cardioid configuration for live performances?
Yes, the cardioid preset reduces bass feedback to audience members in front while minimizing stage washback, ideal for live band and concert setups.
What types of music and events benefit most from a subwoofer this size?
EDM, hip-hop, rock concerts, and large-scale events rely on the DDQ SUB 18 for impact; even speech-focused venues benefit from proper low-frequency support.
How do the seven DSP crossover presets help adapt the subwoofer to different content?
Presets allow quick switching between optimized bass curves for music, film, speech, and other content types without manual adjustment.
What power and cooling requirements does the DDQ SUB 18 have on-site?
The DDQ SUB 18 requires a standard AC outlet and adequate ventilation; contact Procure.ae for exact power consumption and thermal specifications.
How long is the delivery window for the DDQ SUB 18 to major UAE cities?
Procure.ae arranges logistics across the UAE and GCC; contact the team for a lead time estimate based on your delivery location.
Does Procure.ae assist with rigging and on-site setup of subwoofers?
Yes, Procure.ae can coordinate installation support and technical setup for your venue; reach out to discuss your project.
What is the peak SPL output of the DDQ SUB 18?
Contact Procure.ae to confirm the exact maximum SPL and frequency response specification.
What audio connectors and control options are available on the DDQ SUB 18?
The DDQ SUB 18 features professional audio inputs and Sharc DSP controls; ask Procure.ae for detailed connectivity and interface documentation.
What warranty and replacement options does LD Systems provide for the DDQ SUB 18?
LD Systems backs the DDQ SUB 18 with a manufacturer warranty; contact Procure.ae for terms, coverage, and support details.
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