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The QSC KW153 is a 15-inch, 3-way powered loudspeaker that features a sleek design and delivers high-quality audio performance with dependable functionality. It offers straightforward and intuitive operation, ensuring the reliable results that QSC is renowned for.
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The QSC KW153 is a 15-inch, 3-way powered loudspeaker that features a sleek design and delivers high-quality audio performance with dependable functionality. It offers straightforward and intuitive operation, ensuring the reliable results that QSC is renowned for.
The QSC loudspeaker features a 15-inch woofer, a 6.5-inch midrange woofer and a 1.75-inch diaphragm compression driver, delivering powerful sound with a maximum SPL of 134 dB peak. With 75° conical DMT™ coverage, this speaker ensures uniform sound distribution across the entire field. Equipped with 1000-watt Class D power modules (2 × 500 W continuous), it provides robust performance.
The onboard mixer includes two combo XLR and ¼-inch inputs, stereo RCA inputs, two direct channel outputs, and a single summed balanced output, supporting three audio input sources. Advanced DSP featuring DEEP™ and Intrinsic Correction™ enhances system performance, while the rugged, texture-painted birch enclosures and tour-grade 16 gauge steel grilles ensure durability.
The speaker also includes comfortable ergonomic handles, 35 mm pole sockets with Tilt-Direct™, M10 rigging points for suspended installation, and a four-position Mic/Line gain for full-range models.
- 15-inch woofer; 6.5-inch midrange woofer; 1.75-inch diaphragm compression driver
- 75° conical DMT™ coverage
- Maximum SPL 134 dB peak
- 1000-watt Class D power modules in all models (2 × 500 W continuous)
- Onboard mixer with two combo XLR and ¼-inch inputs, and stereo RCA inputs, (three audio input sources); two direct channel outputs and single summed balanced output
- Extensive DSP featuring DEEP™ and Intrinsic Correction™ enhances system performance
- Directivity Matched Transition® (DMT) ensures uniform coverage across the entire sound field
- Rugged, texture-painted birch enclosures
- Four-position Mic/Line gain
- Tour-grade 16 gauge steel grilles
- Comfortable ergonomic handles
- 35 mm standard (non-tilt) pole socket
- M10 rigging points for suspended installation
- Configuration: 15-inch 3-way trapezoidal
- Transducers: 15-inch cone transducer, 6.5-inch mid range cone transducer, 1.75-inch diaphragm compression driver
- Frequency Response (-6 dB): 35 Hz to 18 kHz
- Frequency Range (-10 dB): 33 Hz to 20 kHz
- Nominal Coverage (-6 dB): 75° axisymmetric
- Maximum SPL: 134 dB peak
- Power Output: 1000 W Class D (500 W LF + 500 W MF/HF) continuous, 2000 W peak
- Input Impedance: Channel A XLR / ¼-inch: Mic gain setting, Balanced, Unbalanced, 0 dB, 38 kΩ, 19 kΩ, +12 dB, 10 kΩ, 5 kΩ, +24 dB, 2.66 kΩ, 1.33 kΩ, +36 dB, 660Ω, 330Ω, Channel B XLR / ¼-Inch: 38 kΩ balanced / 19 kΩ unbalancedannel B RCA: 10 kΩ
- Controls: Power, Gain A, Gain B, Channel A Input Gain (0 dB / 12 dB / 24 dB / 36 dB), LF Mode (Ext Sub/Norm/DEEP™), HF Mode (Flat/Vocal Boost), Front LED (On/Off/Limit)
- Indicators: Power, Signal A, Signal B, Standby, Limit, Mic (24 dB and 36 dB settings)
- Connectors: Balanced female XLR/¼⁻ᶦⁿᶜʰ line/mic level input, Balanced female XLR/¼⁻ᶦⁿᶜʰ line level input, Dual Balanced male XLR full range line level out , Balanced male XLR "mix" out, Stereo RCA line level input, Remote gain control, Locking IEC power connector
- Cooling: On demand, 50 mm variable speed fan
- Amplifier Protection: Thermal limiting, output overcurrent, overtemperature muting, GuardRail™
- Transducer Protection: Thermal limiting, excursion limiting
- AC Power Input: Universal power supply 100–240 VAC, 50 to 60 Hz
- Material: 15 mm painted birch plywood
- Finish: Black textured paint
- Grille: Black powder coated 16 gauge steel
- Speaker Dimensions (H×W×D): 1094 × 470 × 427 mm / 43.1 × 18.5 × 16.8 in
- Net Weight: 39.5 kg / 87 lb
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02380 784500.





