QRx 153/75

15-inch three-way full-range loudspeaker

  • Compact with high-level, high-fidelity sound
  • Cast-frame DL15ST woofer, vented box for extended LF
  • Horn-loaded 8-inch MF8 midrange driver
  • 3-inch DH7 titanium HF compression driver
  • Asymmetric (10º down-angled) 75º H x 50º V coverage
  • Bi-amped operation
  • High sensitivity, 130 db maximum SPL
  • Power handling: 400 W continuous, 1600 W peak
  • Trapezoidal (15º/side) 13-ply birch enclosure
  • Built-in handles and L-Track rigging
  • Black EVCoat finish


Available Color Black, White
Axial Sensitivity (SPL, 1 W @ 1 m) 98/105 dB
Chassis Size 381 mm

More Specifications

Coverage (Nominal -6 dB) H 75 °
Coverage (Nominal -6 dB) V 50 °
Crossover Frequency 1200 Hz
Depth 485 mm
Enclosure Material 13-ply birch plywood
Family QRx
Flying Yes
Frequency Response (-10 dB) 42 - 20000 Hz
Frequency Response (-3 dB) 50 - 16000 Hz
Height 1240 mm
HF Transducer 3-inch DH7
Input Connections 2 Neutrik® NL4
Internal Crossover Yes
LF Nominal Impedance 8 Ω
LF Power Handling 400 Watts
LF Transducer 15-inch DL15ST
Max. SPL/1m (calc) 130 dB
MF Transducer MF: 8-inch MF8
Mid/High Frequency Power Handling (Continuous/Program/Peak) 150 Watts
Powered or Passive Passive
Rotatable Horn No
Speaker Type Full-Range, Mid-High, Three-Way
Weatherized No
Weight Net 47 kg
Width 467 mm
Woofer Size 15 inch

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Name Language Type Size Date
Portable Speaker Family Brochure EN PDF 5.25MB Mar 24, 2016 Download
Speaker & Electronics Catalog EN PDF 18.91MB Jun 10, 2015 Download
Name Type Size Date
QRx153 wogrl 7oc-trans PNG 183KB May 4, 2017 Download


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