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CONTENTS
INTRODUCTION
The MM-4 Miniature Wide-Range Loudspeaker 1
The MM-4CEU Control Electronics Unit (Required) 1
CHAPTER 1: Installing the MM-4 Loudspeaker 3
Using the MUB-MM4 U-Bracket 3
Using the MFMA-MM4 Adapter 3
Loudspeaker Connections 3
Standard Connector 4
Weather-Protected Connector 4
Effect of Cable Resistance on System Performance 4
CHAPTER 2: The MM-4CEU Control Electronics Unit 5
Frequency and Phase Response Correction 5
Driver Protection 5
AC Power 6
Safety Issues 6
Line Level Inputs 6
Line Level Outputs 7
SpeakerSense Inputs 7
MM-4CEU/MM-4 Connection Diagram 8
CHAPTER 3: Choosing a Power Amplifier 9
Gain 9
Protection Circuitry 9
Electrical Characteristics 9
Power Supply 10
About Bridging 10
Controlling Zone Levels 10
Equalization 10
CHAPTER 4: System Design and Optimization Tools 11
Meyer Sound MAPP Online Pro
™
11
SIM
®
3 Measurement System 11
Source Independent Measurement Technique 12
Applications 12
APPENDIX A: MM-4 Weather Protected Cable Assembly Procedure 13
APPENDIX B: MM-4 Specifications 14
APPENDIX C: MM-4CEU Specifications 15
APPENDIX D: MM-4 EN3 Fire Alarm Signaling Specifications 16