Bose DM8C Data Sheet
TECHNICAL DATA
DesignMax DM8C
in-ceiling loudspeaker
Product Overview
DesignMax loudspeakers bring outstanding audio
and aesthetics to any commercial space. Delivering
SPL suitable for foreground music, The 125-watt
DesignMax DM8C features a two-way, 8-inch
coaxially mounted woofer and a center-firing 1-inch
compression driver, delivering 52 Hz - 20 kHz
frequency range. The DM8C is installed easily via
QuickHold mounting arms. And with both black and
white versions available, the DMC is easy to integrate
with any décor.
Key Features
Deliver instantly impressive sound with custom Bose drivers — no DSP or EQ required. For even better sound, use select Bose
DSPs and amplifiers to enable Bose loudspeaker EQ and SmartBass processing, which expands performance and response at
any listening level
Blend into any room design with elegant form factors, minimum-bezel grilles available in black or white, and removable logos
Reduce installation time with the patented QuickHold mounting system, which also reduces strain, hassle, and the chance
of product damage
Install easily — includes Euroblock connectors; plenum-rated backcan, tile-bridge, and front-access audio wiring that makes
installation and troubleshooting easier
Deliver high SPL for demanding applications, including venues such as ballrooms, concourses, and convention centers
Technical Specifications
SINGLE LOUDSPEAKER PERFORMANCE
Frequency Response (-3 dB)
Frequency Range (-10 dB)
Nominal Coverage Angle
Nominal Coverage Angle (1 - 10 kHz) 140° conical
Power Handling, long-term continuous 125 W 150 W
Power Handling, peak 500 W 600 W
Sensitivity (SPL/ 1W @ 1 m)
Calculated Maximum SPL @ 1 m
Calculated Maximum SPL @ 1 m, peak 117 dB 118 dB
Crossove r 1.5 kHz (passive 2-way crossover)
Loudspeaker EQ Not Required, Bose EQ voicing and SmartB ass processing available
Recommended High-Pass Protection 48 Hz with recommended 24 dB / octave filte r
Overload protection Resisto r-network power reduction with automatic reset
Transformer taps
TRANSDUCERS
Low Frequency 1 x 8-inch woofer (203 mm)
High Frequency 1 x 1-inch compression driver, coaxial center-firing (25 mm)
Nominal Impedance 8 ohms (transformer bypass)
(1)
(1)
(2)
(3)
(4)
60 – 20,000 Hz
52 – 20,000 Hz
175° conical
Bose extended-lifecycle test
90 dB 90 dB
111 dB 112 dB
70V: 2.5 , 5, 10, 20, 40, 8 0 W, bypass
100V: 5, 10, 20, 40, 80 W, bypass
(5)
AES transducer test
(6)
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DesignMax DM8C
in-ceiling loudspeaker
PHYSICAL
Enclosure Material Engineered plastics front bae with integrated steel formed backcan
Grille Magnetically attached perforated steel, powder-coated finish, paintable, with safety-tether
Logo Rotatable, removable
Color Black: RAL 9005, White: Bose Arctic White, similar to RAL 9003, Paintable
Environmental Indoor only
Safety Agency UL-1480A, S5591/ UL Listed, in compliance with UL2043 for plenum-space installation, NFPA70 &
Operating Temperature Range 0 °C to 50 °C (32 °F to 122 °F)
Connectors Euroblock 6-pin connector with loop-through, front-bae mounted. Accepts 18 AWG
Wire / Conduit Entry Single top wire entry point allows for 9.5 mm (3/8 in) conduit
Suspension / Mounting Three (3) QuickHold, spring-loaded long travel mounting arms plus three (3) safety cable locations
Product Dimensions (Grille Diameter x Depth) 409 × 25 5 mm (16.1 × 10 in )
Backcan Dimensions (Diameter x Depth) 342 × 241 mm ( 13.5 x 9.5 in)
Cutout size [Diameter] 349 mm ( 13.75 in)
Maximum Ceiling Thickness 76 mm (3.0 in)
Net Weight, Loudspeaker with Grille 9.57 kg (2 1.10 lbs)
Net Weight, Tile Bridge 1.0 kg (2.2 lb)
Shipping Weight, Single 12.7 kg (28.0 lb)
Included Accessories Adjustable Tile-Bridge, Template
Optional Accessories Rough-in 6-pack for new construction
PRODUCT CODES
802080-0110 DESIGNMAX DM8C SINGLE BLK
802080-0210 DESIGNMAX DM8C SINGLE WHT
NFPA90-A, in accordance with IEC60268-5, ROHS, CE compliant
(0.8 mm2) to 14 AWG (2.5 mm2) size wire
Footnotes
(1) Frequency response and range measured on-axis in half-space environment with Bose EQ voicing
(2) 1 kHz to 4 kHz average
(3) Sensitivity measured on-axis in half-space environment with Bose EQ voicing
(4) Maximum SPL calculated from sensitivity and power handling specifications, exclusive of power compression.
(5) Bose extended-lifecycle test using pink noise filtered to meet IEC268-5, 6-dB crest factor, 500-hour duration.
(6) AES standard 2-hour duration with IEC system noise
For additional specifications and application information, please visit PRO.BOSE.COM.
Specifications subject to change without notice. 11/2019
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