Delivering rich low-end performance, the 180-watt Bose Professional DesignMax DM8C-SUB subwoofer brings instantly impressive bass to any commercial sound installation. The in-ceiling DM8C-SUB has an 8-inch woofer, 38 Hz 155 Hz frequency range, and is installed easily via QuickHold mounting arms. DesginMax subwoofers complement and enhance any DesignMax installation.

Features

• Combine DesignMax models to complete any design, big or small 12 loudspeakers to mix and match, from 2-inch, low-profile models to 8-inch, high-SPL compression-driver loudspeakers and outdoor-rated options
• Deliver rich bass performancewith custom Bose Professional drivers; for optimal performance use select Bose Professional DSPs and amplifiers to enable Bose Professional loudspeaker EQ and SmartBass processing, which expands performance and response at any listening level
• Blend with any room designwith elegant form factors, minimum-bezel grilles available in black or white, and removable logos
• Reduce installation timewith the patented QuickHold mounting system, which also reduces strain, hassle, and the chance of product damage
• Install easily with industry-standard accessories all models include Euroblock connectors; in-ceiling models include plenum-rated backcans, tile bridges, and front-access audio wiring that makes installation and troubleshooting easier

Specifications

• Colors Black (RAL 9005), white (similar to RAL 9003), paintable
• Enclosure Material Engineered-plastics front baffle with integrated steel-formed backcan
• Environmental Indoor only
• Grille Magnetically attached perforated steel, powder-coated finish, paintable, with safety tether
• Ceiling Cutout 13.8 in (349 mm)
• Logo Rotatable, removable
• Suspension/Mounting(3) QuickHold spring-loaded mounting arms, (3) safety cable attachment points
• Operating Temperature Range 0 C to 50 C (32 F to 122 F)
• Product Dimensions (HWD) 16.1 in 10.0 in (409 mm 255 mm), loudspeaker diameter depth / 13.4 in 9.5 in (340 mm 240 mm), backcan diameter depth
• Net Weight 21.9 lb (9.9 kg), loudspeaker with grille (single) / 2.2 lb (1.0 kg), tile bridge (single)
• Shipping Weight 28.5 lb (12.9 kg)

Performance

• Frequency Range (-10 dB) 38 Hz 115 Hz
• Coverage, Horizontal Omnidirectional below 200 Hz
• Calculated Maximum SPL @ 1 m 112 dB
• Nominal Impedance 8 (transformer bypass)
• Power Handling, long-term continuous 180 W
• Power Handling, Peak 720 W
• Recommended Signal Processing Not required, Bose Professional EQ voicing and SmartBass processing available
• Sensitivity (SPL/1 W at 1 m) 89 dB
• Transformer Taps, 100V 40, 80, 150 W, bypass
• Transformer Taps, 70V 20 W, 40 W, 80 W, 150 W, bypass
• Coverage, Vertical Omnidirectional below 200 Hz

Transducers

• Crossover 80 Hz 200 Hz via active crossover in DSP
• Driver Protection Recommended high-pass protection 40 Hz with recommended 18 dB/octave filter
• Low-Frequency 1 8 in (203 mm) woofer