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LD Systems DDQ 15, 15 Inch Active PA Speaker With DSP

Product Code ADLDDDQ15
Manufacturer LD Systems

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The LD Systems DDQ 15 is an ultra high efficiency 2-way biamped loudspeaker for FOH and monitor applications, delay lines, portable PA systems and fixed installations delivering superior touring class performance.

A 24-bit/48 kHz custom Sharc DSP provides volume control, delay, EQ, crossover, phase alignment and comprehensive protection functions for precision adjustment and reliable operation while its 1ms look-ahead limiter ensures distortion-free audio at all levels. In addition, the DDQ features digital encoding, a high pass filter and ground lift switch.

The 15” FaitalPRO neodymium woofer and BMS compression driver complement is biamped by two Hypex UcD700 Class D modules with high efficiency SMPS and extremely low noise and THD. With 1.400 watts RMS output, 38 Hz - 20 kHz frequency response, 80° x 50° dispersion and a peak SPL of 136 dB the DDQ 15 provides superior high-power audio performance.

The 15 mm birch ply bass reflex enclosure with an extremely durable polyurethane finish incorporates a 50° angle and asymmetrical HF horn rotatable for floor monitor use. The hardware includes a steel grille, multiple flying points and the innovative Evolutive handles for easy portability.


  • Product number: LDDDQ15
  • Product type: PA loudspeaker
  • Type: Actives
  • Design: DSP controlled
  • Low/mid driver dimensions: 15"
  • Low/mid driver dimensions (mm): 381mm
  • Low/mid driver magnet: Neodymium
  • Low/mid driver brand: Faital Pro
  • Low/mid driver voice coil: 3"
  • Low/mid driver voice coil: 75mm
  • Tweeter dimensions: 1.4"
  • Tweeter dimensions (mm): 35.6mm
  • Tweeter magnet: ceramic
  • Tweeter brand: BMS
  • Tweeter voice coil: 1.75"
  • Tweeter voice coil (mm): 44.4mm
  • Amplifier: 2 x Class D, Hypex Ucd700
  • Dispersion (H x V): 80 x 50°
  • RMS: 1400 (2 x 700)W
  • Frequency response: 38 - 20000Hz
  • Crossover frequency: 1300Hz
  • Max. SPL (continuous): 124dB
  • Max. SPL (peak): 136dB
  • Integrated media player: no
  • Protection circuits: over voltage, DSP-based "look ahead" limiter, RMS speaker limiter, RMS power supply limiter, over-current
  • Controls: X-Over Sub, Gain, mains switch (on/off), ground lift
  • Indicators: signal, X-Over Sub, Peak Limit, Operate
  • Line inputs: 1
  • Line input connectors: XLR
  • Line outputs: 1
  • Line output connectors: XLR
  • Operating voltage: Switching Power Supply, 180 - 264 V AC, 47 - 63 Hz
  • Cabinet material: 15 mm Birch Plywood, 18 mm Birch Plywood
  • Cabinet surface: Polyurethane
  • Cabinet construction: vented
  • Monitor angle: 50°
  • Width: 420mm
  • Height: 736mm
  • Depth: 488mm
  • Weight: 32kg
  • Features: switchable high-pass filter, 13 x M10 flying points, LD Systems "Evolutive" handles


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