QSC KS118 – Direct Radiating 18-inch Subwoofer

The KS118 is a very high output active subwoofer producing impressive low frequencies for mobile entertainers, AV production and clubs/venues applications.

Features

  • Very high output with impressive low frequency performance
  • 3600 Watt Class D amplifier module
  • 18 inch (460 mm) long excursion direct radiating driver
  • Omni-directional or cardioid radiation modes (cardioid setup requires min. 2 units)
  • Selectable DEEP™ mode for extremely low frequency extension
  • Adjustable crossover and delay
  • Scenes for commonly-used applications that can be saved/recalled
  • Refined, professional and elegant appearance in any application
  • Rugged painted wood enclosure for lasting durability
  • Vertical or horizontal deployment (M20 threaded pole receiver for vertical setup)
  • Four low-noise, heavy-duty casters
  • Optional transport cover, KS-LOC security cover and 35 mm loudspeaker pole accessories available
  • 6-Year Warranty with product registration

The KS118 is a very high output active subwoofer producing impressive low frequencies for mobile entertainment, AV production, clubs and performance venues. Featuring an 18-inch direct radiating driver powered by a 3600 Watt Class D amplifier, the KS118 delivers high sound pressure levels with dynamic and musical sound reproduction of very low frequencies.

On-board DSP optimizes and protects system performance as well as offers advanced capabilities such as the ability to array two units in a cardioid arrangement. Highly transportable, the rugged enclosure features comfortable handles and four low noise casters. An M20 threaded pole receptacle accepts a 35 mm pole for easy vertical deployment with full-range loudspeakers.

SPECIFICATIONS KS118
Configuration Direct Radiating
LF Transducer 18-inch (460 mm), Cone
Frequency Response (-6 dB) 41 Hz – 98 Hz
Frequency Range (-10 dB) 35 Hz – 111 Hz
Nominal Coverage Angle Omni-directional or cardioid radiation modes (cardioid setup requires min. 2 units)
Maximum Rated SPL1 136 dB @ 1 m (peak)
Amplifier Class D
3600W (peak)
Cooling Low-noise, variable speed fan
Controls Power On/Off
Gain Control
Rotary encoder
2 x selection buttons
Indicators 2 x Power LED (front and rear)
Input Signal LED
Limiter active LED
Connectors 2 x locking XLR/F ¼ inch combo
2 x XLR/M (Loop-thru Output)
1 x locking IEC power connector
AC Power Input Universal power supply 100 – 240 VAC, 50 – 60 Hz
AC Power Consumption (⅛ power) 100 VAC, 3.6 A / 120 VAC, 3.0 A / 240 VAC, 1.7 A
Enclosure Details
Enclosure 18 mm birch plywood
Color Black (RAL 9011)
Grille 16-gauge Black Powder Coated Steel
Dimensions (HWD) inches 25.2″ × 20.5″ × 30.9″
Dimensions (HWD) mm 640 mm x 520 mm x 785 mm
Net Weight (including casters) 47 kg (104 lbs)
Shipping Weight 56.5 kg (124.5 lbs)
Regulatory CE, WEEE, UL, China RoHS, RoHS II, FCC Class B
Included Accessories 4 x Low-Noise, Heavy Duty Casters
Optional Accessories KS118-CVR Transport Cover, KS-LOC Lock-Out Cover
SP-26 and SP-36 Loudspeaker Poles, SP-16X Extension Pole

Peak SPL is measured on-axis at 1m, pink noise crest factor 10dB, unweighted Continuous SPL is based on theoretical calculations based upon transducer sensitivity and peak available power (for comparison purpose and in accordance with common industry practice.

With product registration. Visit QSC.com for full details

All specifications are subject to change without notice.

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