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RoomMatch

Array Design and Installation Manual

Installation and Safety Guidelines

(For professional installation and use only.)

Summary of Contents for RoomMatch

Page 1: ...RoomMatch Array Design and Installation Manual Installation and Safety Guidelines For professional installation and use only ...

Page 2: ...ion We recommend Bose mounting accessories when available A licensed professional engineer must review the design and fabrication of any custom mounting hardware 3 Bose RoomMatch array module loudspeakers feature an integrated side plate rigging system designed to facilitate loudspeaker array mounting by professional installers Module to module connections should be made using only the integrated ...

Page 3: ... coverage from single modules up to 8 module arrays to ensure consistent tonal balance for many different room shapes and acoustic requirements The full range modules are shipped with integrated side plate array rigging hardware The rigging system is designed to allow fast con struction of typical fixed installation arrays of up to 8 modules while maintaining a 10 1 Safety Factor A companion subwo...

Page 4: ...ing in back of primary array Also provides additional shackle mounting holes to allow more extreme angles for 2 point mounting Kit of left and right pair with fasteners RMXSRT Short Extender Bars Use with Large Array Frame to accommodate up to 2 subwoofer modules mounting in back of primary array Also provides additional shackle mounting holes to allow more extreme angles for 2 point mounting Kit ...

Page 5: ...gration of subwoofer modules in RoomMatch arrays Kit of left and right pair with fasteners The following table lists the dimensions and weights for RoomMatch accessories For the RMBRKT RMPINS RMSFLY RMXLNG and RMXSRT parts the dimensions are per piece Weights listed are the total weights for all pieces included in the accessory kit Figure 4 RoomMatch Rigging Accessories Dimensions and Weights Rigg...

Page 6: ...onfiguration Types RoomMatch rigging accessories allow for several basic types of module configurations surface mount full range only array full range with subwoofer array full range with cardioid subwoofer array subwoofer only array Each configuration requires different rigging hard ware accessories General guidelines for the accessories required for each of these categories is presented in the f...

Page 7: ...eaker components and rigging hardware The WLL is defined as the ultimate break strength divided by the safety factor For example if a component has ultimate break strength of 10 000 pounds the WLL rating would be 1 000 pounds with a 10 1 safety fac tor This rating provides a margin of safety to accommodate reduced strength from normal wear and dynamic loading For components used to suspend loudspe...

Page 8: ...the System Work ing Load Limit for the component the per point value is multiplied by the effective number of attachment points that contribute to load bearing While each module side plate requires 4 physical fastener connections 2 per side the effective load is supported by only 2 connections per module 1 per side due to the location of the centers of gravity and fastener locations Therefore the ...

Page 9: ...ces can impart moment loads on a component that exceeds the WLL rating even though the total weight of the array is less than the WLL rating for any component For example the following illustration shows the output of the RoomMatch Array Frame Suspension Angle Calculator which highlights that the WLL of the top module has been exceeded even though the total column weight of the modules is less tha...

Page 10: ...ng general guidelines apply to all configurations of RoomMatch arrays unless otherwise specifically approved by a licensed mechanical or structural professional engineer 1 Small Array Frame may contain a maximum of 4 modules full range or subwoofer 2 Large Array Frame may contain a maximum of 8 modules full range or subwoofer 3 Subwoofer modules must always be located in the top positions closest ...

Page 11: ...isted pickup points When the maximum pitch angle has been reached for the specified array configuration the table will list n a for the pickup point and predicted pitch values Prediction Accuracy To confirm the accuracy of the predicted pitch angles we tested both the Small Array Frame and Large Array Frame to compare actual constructed array pitch angles versus the predicted values The testing re...

Page 12: ...27 9 9 10 29 8 5 10 27 9 7 15 30 14 7 15 33 15 2 15 30 14 5 20 33 19 3 20 n a n a 20 33 19 2 25 n a n a 25 n a n a 25 n a n a Small Array Frame 3 Modules with Subwoofer 3 Module with Sub 70 Total V 3 Module with Sub 80 Total V 3 Module with Sub 90 Total V Array Modules Desired Pitch Pickup Point Predicted Pitch Array Modules Desired Pitch Pickup Point Predicted Pitch Array Modules Desired Pitch Pi...

Page 13: ... n a n a RMxx40 10 n a n a 15 n a n a 15 n a n a 15 n a n a 20 n a n a 20 n a n a 20 n a n a 25 n a n a 25 n a n a 25 n a n a Large Array Frame 6 Modules 6 Module 60 Total V 6 Module 70 Total V 6 Module 75 Total V Array Desired Pickup Predicted Array Desired Pickup Predicted Array Desired Pickup Predicted Modules Pitch Point Pitch Modules Pitch Point Pitch Modules Pitch Point Pitch RMxx05 10 17 10...

Page 14: ...x05 10 17 10 8 RMxx05 5 24 5 8 RMxx05 5 22 5 0 RMxx05 5 23 5 5 RMxx10 0 30 0 4 RMxx05 0 27 0 6 RMxx10 0 29 0 2 RMxx20 5 32 1 5 RMxx10 5 32 3 8 RMxx10 5 32 2 5 RMxx20 10 38 9 5 RMxx20 10 36 9 8 RMxx20 10 37 9 6 RMxx20 15 n a n a RMxx40 15 n a n a RMxx40 15 n a n a 20 n a n a 20 n a n a 20 n a n a 25 n a n a 25 n a n a 25 n a n a Simplified Chart Notes 1 Modeler software calculates array pitch refer...

Page 15: ...st commonly the RMPULL bracket is used as a third attachment point to the building structure to allow greater pitch angles or more precise resolution of the array The pitch angle adjustment resolution of the Array Frames using 2 point gravity suspension varies with module configuration Additionally the accuracy of the pitch angle prediction using the RoomMatch Array Frame Suspension Angle Calculat...

Page 16: ...tion regarding this application The RoomMatch subwoofer enclosure allows for floor mounted or ground stacked applications Ground stacking subwoofers more than 2 modules in height is not recommended A safety strap should always be used to secure subwoofer modules in ground stack applications of more than 1 unit in height Field Installation Rigging of Arrays Prior to installation at the job site sev...

Page 17: ...grate subwoofer modules behind other mod ules in the same array The Extender Bars can accommodate up to 2 RMS215 subwoofer modules mounted in the rear position This allows the Large Array Frame with Extender Bars to be configured as a 2 x 2 subwoofer array with or without additional full range modules to be integrated in the same array The largest RoomMatch array configuration using standard riggi...

Page 18: ...dule with Subwoofer Applications Driver Elements High Pass Filter Low Pass Filter Type Slope Frequency Type Slope Frequency Subwoofer RMS215 Butterworth 12 dB octave 40 Hz Butterworth 24 dB octave 80 Hz Module LF Butterworth 24 dB octave 80 Hz Butterworth 24 dB octave 510 Hz Module HF Butterworth 24 dB octave 580 Hz none none none Array Compensation EQ The RoomMatch module EQ presets in ControlSpa...

Page 19: ... of Typical RoomMatch Array Configurations Single Module Surface Mount 2 Module Array RMBRKT RMPULL Single Full Range Module 2 x Full Range Modules 2 Module with Sub Array 4 Module Array RMAFSM RMAFSM RMSFLY 4 x Full Range Modules 1 x Subwoofer Module 2 x Full Range Modules ...

Page 20: ...lines 4 Module with Cardioid Sub Array 6 Module with 2 Rear Sub Array 8 Module Array RMAFLG RMAFLG RMAFLG RMXSRT RMXLNG 8 x Full Range Modules 2 x Subwoofer Modules 2 x Subwoofer Modules 2 x RMSFLY 2 x RMSFLY 4 x Full Range Modules 6 x Full Range Modules RMPULL ...

Page 21: ...t of module example 56 7 kg WA Weight of total array example 283 5 kg 6 51 56 7 10 69 56 7 21 08 56 7 38 8 56 7 66 69 56 7 XCOG 28 75 cm 283 5 Step 2 Free Body Review Assuming the front fastener is a pivot point and the rear fastener is bearing the entire load a conservative approach the following free body diagram can be developed for one side of the top module Where M1 Moment rotational force ab...

Page 22: ...1 2 WA as each side supports half the total 0 F1 15 283 5 2 28 75 Solving for F1 F1 283 5 2 28 75 15 271 68 kg Step 3 Compare FM to WLL Compare the results for FM to the per point WLL given for the array element The calculated value of 271 68 kg is less than the per point WLL of 412 kg Therefore the array design is within load limits The above example illustrates a very simple case Additional elem...

Page 23: ...echgroup com Adaptive Technologies Group ATM Fly Ware www rigging net Independent website listing graded fasteners www thecrosbygroup com Supplier of accessories used in the lifting industry www cmworks com Supplier of chain hoists and accessories www synaudcon com Seminars for sound system design and acoustics www riggingwarehouse com Supplier of shackles and other rigging hardware Books Sound Sy...

Page 24: ... 2012 Bose Corporation All rights reserved The Mountain Framingham MA 01701 9168 USA www pro Bose com All trademarks are the property of their respective owners AM346852 Rev 01 ...

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