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QSC HPR Series
HPR181i Active Sub-woofer - 18" Powered Subwoofer
For high-level dance music or reinforcement
of bass instruments and kick drum, an HPR series subwoofer will add
low-frequency extension and power to any sound system. The HPR181i single
18" subwoofer offers truly impressive low frequency extension and output.
A 4" voice-coil driver and a 700 watt power module work to produce 134 dB
SPL peak, at 1 meter with frequency response down to 39 Hz. The HPR181i
also includes a top-mounted 35mm pole socket and heavy-duty 3" casters to
facilitate load-in and load-out.
Power module based on the best-selling RMX series amplifier
technology provides 700 watts of class H power
Attractive and professional appearance
Rugged birch enclosure
Tour-grade 16 gauge steel grille
Ergonomic handles with comfortable, non-slip grip
35 mm pole socket
Applications:
Live sound reinforcement of bass, kick-drum, etc.
Higher-SPL dance music
Specifications
System Type
18" powered subwoofer
Transducers
18" cone transducer with 4" voice coil
Frequency Response (-3
dB) Frequency Range (-10 dB)
45 Hz - 95 Hz 39 Hz - 145 Hz
Maximum SPL (1 meter)
134 dB peak
Amplifier power output
700W Class H
Input impedance
22k balanced 11k unbalanced
Controls
Gain Low-cut filter Front LED
On/Off Power Circuit breaker
Indicators
Power Signal Limit
Cooling
Convection
Amplifier protection
Thermal and output power limiting
Current consumption at 120
VAC (1/8 power EIA noise)
2.5A
Enclosure
Painted Birch plywood
Finish
Black textured paint
Grille
Powder coated 16 gauge steel
Connectors
Balanced female XLR line level inputs x 2
(L+R) Balanced male XLR full range line level throughputs x 2
(L+R) Male XLR low-cut line level outputs x 2 (L+R)
Dimensions
28.6" H x 23.5" W x 22.9" D (727mm x 597mm x 582mm)
