Bose EdgeMax EM90 Design Manual
In-ceiling loudspeakers
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Summary of Contents for Bose EdgeMax EM90
- Page 1 P R O F E S S I O N A L EdgeMax EM90 and EM180 ™ In-Ceiling Loudspeakers Design Guide...
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Page 2: Table Of Contents
Design Worksheet Design Worksheet, EdgeMax EM90 Systems Design Guidelines Design Worksheet Sample EdgeMax Conference Room Applications Small Conference Rooms Medium Conference Rooms Large Conference Rooms For the latest documentation and technical information, please visit PRO BOSE COM Design Guide - 2... -
Page 3: Edgemax Loudspeaker Overview
EdgeMax loudspeakers feature proprietary Bose® PhaseGuide® technology that combines the room-filling coverage patterns typical of larger surface-mount speakers with the architect-... - Page 4 EdgeMax Loudspeaker Overview Conical Ceiling Loudspeakers Published Coverage Angle High Frequency Coverage Angle Average Listener Height (1.5 m | 5 ) Figure 2. To provide a consistent tonal balance across the coverage area in-ceiling loudspeakers must be closely spaced together. Surface-mounted loudspeakers do not offer the same aesthetic advantage, but are preferred when consistent tonal balance across the coverage area is the primary design objective This is due to the physical nature of how surface-mounted loudspeakers project sound...
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Page 5: Edgemax Loudspeaker Performance
EdgeMax loudspeakers utilize a two-way system comprised of a compression driver mounted to a proprietary Bose PhaseGuide structure, and an 8-inch driver mounted in a tuned, ported enclosure Uniquely, EdgeMax loudspeakers have an 75-degree asymmetrical vertical coverage... -
Page 6: Edgemax Design Considerations
Figure 6. Standard and Premium coverage comparison for EdgeMax loudspeakers. The quality of coverage for EdgeMax loudspeakers was derived using the vertical coverage angle, and confirmed using the Bose® Modeler® software Maximum Room Dimension Like a surface-mounted loudspeaker, the mounting height of an EdgeMax loudspeaker will... - Page 7 EdgeMax Design Considerations The following are two examples of how the Maximum Room Dimension is applied in an EdgeMax design The first is when EdgeMax loudspeakers are used along one side of the coverage area The second is when they are installed along both sides of the coverage area When placing EdgeMax loudspeakers along one side of the coverage area, the Maximum Room Dimension should be less than or equal to the Usable Throw Distance EM180 Single Wall Mounting...
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Page 8: Balancing Spl In Mixed Em90 And Em180 Systems
EM180 being 3 dB less sensitive than the EM90 model When designing a system that will mix both EdgeMax EM90 and EM180 loudspeakers, you will need to set the power level to the EM90 loudspeakers 3 dB less than the EM180 loudspeakers... -
Page 9: Edgemax Active Equalization
The following guidelines should be applied when choosing the correct equalization curve for your application: EdgeMax EM90 loudspeaker EQ – Use when the system contains only EM90 loudspeakers, or when a mixed line EM180 and EM90 system will be installed EdgeMax EM180 loudspeaker EQ –... -
Page 10: Design Worksheet Edgemax Em180 & Mixed Em90/Em180 Systems
Design Worksheet, EdgeMax EM180 & Mixed EM90/EM180 Systems Design Worksheet EdgeMax EM180 & Mixed EM90/EM180 Systems EM180 Product Specifications Frequency Range: 50 Hz – 18 kHz ± 3 dB Long Term Power Handling: 125 watts continuous Sensitivity: 93 dBSPL @ 1 W/1 m (pink noise) Impedance: 70/100V or 8 Ω... - Page 11 Design Worksheet, EdgeMax EM180 & Mixed EM90/EM180 Systems 4.2 m | 14 ft ceiling E ective 62 ° 75 ° Loudspeaker Height 1.5 m | 5 ft ear height Premium Coverage (nominal -6 dB) Standard Coverage (nominal -10 dB) When creating a design that uses the EdgeMax loudspeakers you should consider the following: •...
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Page 12: Design Worksheet
Step 3: Using the graph paper on the last page, create a sketch or drawing of the room Step 4: Using the chart below, determine the Usable Throw Distance for the loudspeaker mounting height that will be used with your design Usable Throw Distance, EdgeMax EM90 & EM180 Mounting Height Premium... - Page 13 Design Worksheet, EdgeMax EM180 & Mixed EM90/EM180 Systems Step 5: Select the type of layout that will be used for your room’s shape Proceed to the design step noted Square Shaped Rectangular Shaped Room / Coverage Area Room / Coverage Area Step 6 (Square): Place the EdgeMax loudspeakers in corners or centered along walls Proceed to step 8 when complete EM180 Square Room...
- Page 14 Design Worksheet, EdgeMax EM180 & Mixed EM90/EM180 Systems Create a layout using one of the three layout options below Single Edge Mounting – place the EdgeMax loudspeakers along a side wall using the spacing distance for the mounting height that will be used EM180 Single Edge Mounting 0.5 x Loudspeaker Spacing Distance...
- Page 15 Design Worksheet, EdgeMax EM180 & Mixed EM90/EM180 Systems Step 8 (Amplifier Size): Calculate the required amplifier size Use the Tap Chart below to determine which loudspeaker tap is required for this design A. Locate the loudspeaker mounting height for this design B.
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Page 16: Design Worksheet Edgemax Em90 Systems
Dispersion: 90° x 75° (H x V) This design worksheet covers the basic steps for the creation of a system design comprised of EdgeMax EM90 in commercial audio/ business music systems EdgeMax EM90 loudspeakers are ideally suited for background/foreground music applications with mounting heights between 2 4 to 6 1 m (8 and 20’) - Page 17 Design Worksheet, EdgeMax EM90 Systems 4.2 m | 14 ft ceiling E ective 62 ° 75 ° Loudspeaker Height 1.5 m | 5 ft ear height Premium Coverage (nominal -6 dB) Standard Coverage (nominal -10 dB) When creating a design that uses the EdgeMax loudspeakers you should consider the following: •...
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Page 18: Design Worksheet
Step 3: Using the graph paper on the last page, create a sketch or drawing of the room Step 4: Using the chart below, determine the Usable Throw Distance for the loudspeaker mounting height that will be used with your design Usable Throw Distance, EdgeMax EM90 and EM180 Mounting Height Premium... - Page 19 Design Worksheet, EdgeMax EM90 Systems Step 5: Select the type of layout that will be used based on the Usable Throw Distance, and the dimensions of the room where the system will be installed 2x EM90 in Corners 4x EM90 in Corners...
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Page 20: Sample Edgemax Conference Room Applications
Sample EdgeMax Conference Room Appplications Sample EdgeMax Conference Room Applications The unique coverage performance of EdgeMax loudspeakers makes them ideal solution in conference room applications, for both speech and music reproduction Mounting an EM180 directly above a video screen provides excellent speech reproduction and localization for video conferencing applications, while the addition of EM180 loudspeakers along the side walls of larger rooms enhances both video and audio conferencing Small Conference Rooms... -
Page 21: Medium Conference Rooms
Sample EdgeMax Conference Room Applications In video conferencing applications where additional EdgeMax loudspeakers are utilized to cover the conference room, they should be reduced in level relative to the loudspeaker above the screen to provide adequate localization If stereo playback of program material is desired, two EM90s can be installed in the two corners to the left and right of the video screen location Medium Conference Room EM90 and EM180s Mounted Along Perimeter... - Page 22 ©2017 Bose Corporation, All rights reserved. Framingham, MA 01701-9168 USA PRO.BOSE.COM All trademarks are the property of their respective owners v1, November 2017 P R O F E S S I O N A L...
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