QSC KW181 ตู้ลำโพง QSC 18" ported, 1000W subwoofer with integrated casters.  

Features

• K Series performance in a lightweight, birch design
• 1000 watt Class D power modules in all models (2 x 500 W continuous)
• Extensive DSP featuring DEEP™ and Intrinsic Correction™ enhances system performance
• DMT™ (Directivity Matched Transition) ensures uniform coverage across the entire sound field
• Rugged, texture-painted birch enclosures
• Four-position Mic/Line gain (full-range models)
• Tour-grade 16 gauge steel grilles
• Comfortable ergonomic handles
• 35 mm pole sockets with Tilt-Direct™ on KW122 and KW152, standard (non-tilt) pole socket on KW153
• M10 rigging points for suspended installation (full-range models)
• KW122 also functions as stage monitor

Specifications

KW Series
SPECIFICATIONS	KW181
Configuration	18" subwoofer
Transducer	18" cone transducer
Frequency Response (-6 dB)	38 Hz - 124 Hz
Frequency Range (-10 dB)	34 Hz - 143 Hz
Maximum SPL1	135 dB peak
Amplifiers
Power Output2	1000 W Class D continuous  2000 W peak
Input Impedance (ohms)	XLR / ¼": 38k balanced / 19k 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 - 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	15 mm painted birch plywood
Finish	Black textured paint
Grille	Rugged Powder-Coated Steel Grille
Dimensions (HWD)	20.1" x 23.4" x 29.9" with casters 510 mm x 595 mm x 761 mm with casters
Weight (Net)	88 lb (40 kg)
Available Accessories	KW181 COVER