Active subwoofer QSC KSub

QSC KSub

Speakers QSC K series - a new standard in the production of active acoustics with low weight. The class D power amplifier used in them has no analogues among competitors. Also, QSC engineers decided to move away from traditional design solutions and equipped each model with a 1.75" compression driver and extra-performance speakers, regardless of the size of the speaker system.

Features

• Dual 12" subwoofer drivers
• Maximum SPL 130 dB peak
• Lightweight portable powered speaker with legendary QSC amplifier power and reliability
• 1000-watt continuous Class D power modules in all models
• Extensive DSP enhances system performance
• Attractive and professional appearance
• Comfortable ergonomic handles
• Rugged birch plywood enclosure
• Threaded pole socket
• Speaker mounting pole included (35 mm diameter, 67 cm long, M20 thread)

Specs

• Configuration: 4th-order bandpass
• Transducers
  • Low Frequency: 2× 12" cone transducers
  • Frequency Response (-6 dB): 48 Hz - 134 Hz
  • Frequency Range (-10 dB): 44 Hz - 148 Hz
  • Maximum SPL (1 meter): 130 dB peak
• Amplifiers
  • Power Output: 1000 W Class D (2× 500 W) continuous, 2000 W peak
  • Input Impedance: XLR/¼": 40 kΩ balanced/20 kΩ unbalanced
  • Controls: Power, Gain, LF Mode (Normal/DEEP™), Polarity (Normal/Reverse), Front LED (On/Off/Limit)
  • Indicators: Power, Signal, Standby, Limit
  • Connectors: Dual balanced female XLR/¼" line level input, Dual Balanced male XLR full range line level out, 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
  • AC Power Consumption (1/8 Power):
    • 100 VAC, 2,3 A
    • 120 VAC, 2,01 A
    • 230 VAC, 1,13 A
• Enclosure
  • Material: Painted birch plywood
  • Finish: Black paint
  • Grille: Rugged powder-coated steel
• Dimensions (HxWxD): 665x356x714 mm (including casters)
• Weight: 33,6 kg
• Available Accessories: KSub cover