DesignMax DM8C In-ceiling Loudspeaker Installation Guide. . . . . . . . . . . . . . . . . . . . . . . . 2 Guía de instalación. . . . . . . . . . . . . . . . . . . . . . 8 Notice d’installation . . . . . . . . . . . . . . . . . . . . 14 Installationsanleitung. . . . . . . . . . . . . . . . . . 20 Guida all'installazione. . . . . . . . . . . . . . . . . . 26 Installatiehandleiding. . . . . . . . . . .
Important Safety Instructions Please read and keep all safety and use instructions. This product is intended for installation by professional installers only! This document is intended to provide professional installers with basic installation and safety guidelines for this product in typical fixed-installation systems. Please read this document and all safety warnings before attempting installation. Do not attempt to service this product yourself.
Overview PRO.BOSE.COM Package Contents ×1 ×1 ×1 ×2 ×1 Product Dimensions 255 mm 10.0 in 409 mm 16.1 in 241 mm 9.5 in 342 mm 13.5 in 76 mm 3.0 in Technical Specifications For additional specifications, see the DesignMax DM8C technical data sheet at PRO.BOSE.COM. Physical Product Dimensions Grille diameter: 409 mm (16.1 in) Enclosure diameter: 342 mm (13.5 in) Backcan depth: 241 mm (9.5 in) Hole cutout 349 mm (13.75 in) Maximum Ceiling Thickness 76 mm (3.
Setup PRO.BOSE.COM Installation Options Installation Options and Accessories q Adjustable Tile Bridge (included) w Rough-in Pan (optional) q Conduit Fitting If using a flexible metal conduit, use with a 3/8-inch conduit fitting or a 3/8-inch dual (duplex) connector. Note: Conduit fittings are not provided. w 3/8-inch single in 3/8-inch duplex in/loop Wiring the Loudspeaker Wire Gauge The DesignMax DM8C loudspeaker is designed to work with 18 AWG (0.8 mm2) to 14 AWG (2.5 mm2) size wire only.
Setup PRO.BOSE.COM Preparing the Installation Using a Safety Cable Some regional construction codes require the use of a secondary method of securing loudspeakers to support structures to provide additional safety. Choose a mounting position, method, and hardware consistent with local building codes and regulations. Bose recommends using (1) a safety wire, (2) a safety cable, or (3) a threaded rod as a secondary securing mechanism. See the diagrams below for safety attachment points.
Installation PRO.BOSE.COM Preparing Hard Ceiling (Existing Construction) Cutting the Ceiling 1. 2. Use the template to trace a hole onto the ceiling. Cut a hole into the ceiling. Installing the Tile Bridge 1. 2. Insert the tile bridge rails and ring through the hole and place the rails parallel to each other across the ceiling grid or ceiling furring. Assemble the tile bridge. q w q w Mounting the Loudspeaker 1. Pass the audio wire through the wire opening. 2.
PRO.BOSE.COM Installation Installing in Hard Ceiling Using a Rough-in Pan (New Construction) For information on installing a rough-in pan, see the DesignMax Rough-in Pan installation guide at PRO.BOSE.COM. Once the rough-in pan is installed, see Mounting the Loudspeaker on page 6. Attaching the Grille Insert the safety lanyard pin into the hole in the loudspeaker. Using both hands, position the grille against the loudspeaker. The grille secures to the loudspeaker magnetically.
©2019 Bose Corporation, All rights reserved. Framingham, MA 01701-9168 USA PRO.BOSE.COM AM833982 Rev.
TECHNICAL DATA DesignMax DM8C in-ceiling loudspeaker Product Overview With coaxial two-way drivers, the 150-watt DesignMax DM8C loudspeaker delivers powerful SPL suitable for foreground music — along with premium aesthetics that complement any commercial sound installation. The DM8C features a two-way, 8-inch woofer and a center-firing coaxial 1-inch compression driver, delivering a 52 Hz – 20 kHz frequency range. The in-ceiling DM8C is installed easily via QuickHold mounting arms.
DesignMax DM8C in-ceiling loudspeaker PHYSICAL Enclosure Material Engineered plastics front baffle 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 & NFPA90-A, CE compliant Op
DesignMax DM8C in-ceiling loudspeaker SPL (dB) On-Axis Frequency Response 100 95 90 85 80 75 70 65 60 55 50 Bose EQ Voicing Raw (HPF only) 20 100 Frequency (Hz) 1000 10000 20000 1000 10000 20000 10000 20000 Impedance Ohms 100 10 1 20 100 Frequency (Hz) Beamwidth 6 Angle (degrees) 360 100 10 Horizontal Vertical 20 100 Frequency (Hz) 1000 For additional specifications and application information, please visit PRO.BOSE.COM. Specifications subject to change without notice.
DesignMax DM8C in-ceiling loudspeaker Dimensions For additional specifications and application information, please visit PRO.BOSE.COM. Specifications subject to change without notice. 09/2020 PRO.BOSE.
DesignMax Loudspeakers DM8C In-ceiling Loudspeaker PROFESSIONAL
© 2019 Bose Corporation , All rights reserved. Framingham, MA 01701-9168 USA PRO.BOSE.COM AM843995 Rev.
