Meyer Sound M'elodie M Series Istruzioni per gli Interventi

OPERATING INSTRUCTIONS M SERIESM’elodie™ UltraCompact High-Power Curvilinear Array LoudspeakerKeep these important operating instructions.Check www.m

4CHAPTER 1Figure 1.2. M’elodie amplifier This modular, field-replaceable amplifier/processing package also incorporates Meyer Sound’s Intelligent AC™ po

5CHAPTER 1 Figure 1.4. Ground-stacked M’elodie cabinetsThe MCF-M’elodie caster frame is designed for transporting stacks of multiple units and facili

6CHAPTER 1Figure 1.7. The 600-HP high-power subwooferM’elodie is supported by Meyer Sound’s MAPP Online Pro acoustical prediction program and the Gali

7CHAPTER 2Self-powered and ultracompact, M’elodie combines advanced loudspeaker technology with equally advanced power capabilities. Understanding the

8CHAPTER 2The blue connector serves as the input for all the units looped in that circuit and it is rated to 20 amps maximum. Please make sure never t

9CHAPTER 2TIP: Since M’elodie does not require a dedi-cated neutral, it can tolerate elevated volt-ages from ground and can be connected between line-

10CHAPTER 2 NOTE: For best performance, the AC cable voltage drop should not exceed 10 volts, or 10 percent at 115 volts and 5 percent at 230

11CHAPTER 3More than just a self-powered loudspeaker, M’elodie uses sophisticated amplification and protection circuitry and an advanced limiting syste

12CHAPTER 3 NOTE: For details on the M’elodie loud-speaker’s audio input characteristics and amplification, see Appendix C.AMPLIFICATION AND PR

13CHAPTER 3M’elodie is performing within its acoustical specifications and operating at a normal temperature if the limit LEDs are lit for no longer th

iiDECLARATION OF CONFORMITY ACCORDING TO ISO/IEC GUIDE 22 AND EN 45014Manufacturer’s Name:Meyer Sound Laboratories Inc.Manufacturer’s Address:2832 San

14CHAPTER 3

15CHAPTER 4RMS is a real-time monitoring system that connects Meyer Sound self-powered loudspeakers with a Windows-based PC at the sound mix position

16CHAPTER 4Service LED (Red) The Service LED blinks every two seconds to indicate that the network hardware is operational, but the loudspeaker is not

17CHAPTER 5HOW LINE ARRAYS WORKLine arrays achieve directivity through constructive and destructive interference. For example, consider one loudspeake

18CHAPTER 5Figure 5.1. MAPP Online Pro predictions of 6-, 12-, and 18-cabinet M’elodie line arrays at 125 Hz (top) and 250 Hz shows how directionality

19CHAPTER 5Low-Frequency Design StrategiesWhile wave guides provide isolated control over various mid- to high-frequency coverage areas, the low-frequ

20CHAPTER 5The block diagram below (Figure 5.3) shows one method of driving this example array, along with subwoofers (not in the MAPP Online Pro pred

21CHAPTER 5Using Meyer Sound Processors to Drive and Optimize the ArrayThe Galileo 616 loudspeaker management system and the LD-3 compensating line dr

22CHAPTER 5 NOTE: When precise array design, subwoofer integration, DSP and delay systems, and compensation for acoustical conditions all come

23CHAPTER 6Meyer Sound offers two comprehensive tools to assist you with the acoustical and functional requirements of system design and optimization.

iiiSYMBOLS USEDThese symbols indicate important safety or operating features in this booklet and on the chassis:1. Read these instructions.2. Keep t

24CHAPTER 6The key to MAPP Online Pro’s value is the accuracy of its predictions. Performance predictions for each Meyer Sound loudspeaker found in MA

25CHAPTER 7M’elodie loudspeakers feature Meyer Sound’s QuickFly rigging system with rugged, reliable and simple components. QuickFly facilitates deplo

26CHAPTER 7The rear GuideALinks permit 12 splay angles between 0 and 11 degrees in 1-degree increments. The GuideALink has four rows each with 3 colum

27CHAPTER 7STOWSTOWABABGROUND STACK FRONT LINKGROUND STACK REAR LINKMAXIMUM DOWN-TILTMAXIMUM UP-TILTB A0ºB B-5ºA B-10ºFRONTLINKREARLINKRESULTANGLE-5º0

28CHAPTER 7Figure 7.9. 600-HP and M’elodie in the same flown array CAUTION: For complete information on load ratings and how to set up the Transition F

29CHAPTER 7 CAUTION: Do not exceed five M’elodie cabinets high to avoid tipping over the stack. CAUTION: Avoid moving the M’elodie stack in the front-t

30CHAPTER 7Figure 7.15. Transporting M’elodie enclosures with the MG-M’elodie installed on the top of the stack CAUTION: When using the MCF-M’elodie c

31APPENDIX AIn weather-protected versions, a rain hood is included to safeguard the user panel and connectors from the elements.INSTALLING THE M’ELODI

32APPENDIX BThe M’elodie loudspeaker requires a grounded outlet. It is very important that the system be properly grounded in order to operate safely

33APPENDIX CAPPENDIX C: M'ELODIE SPECIFICATIONS AND DIMENSIONAL DRAWINGS ACOUSTICALNote: The low-frequency power response of the system will incr

ivEnglish- To reduce the risk of electric shock, disconnect the loudspeaker from the AC mains before installing audio cable. Reconnect the power cord

34APPENDIX CAUDIO INPUTType Differential, electronically balancedMax. common mode range ±15 V DC, clamped to earth for voltage transient protectionCon

35APPENDIX C26.48 [672.52 mm]28.54 [724.84 mm]12.75 [323.85 mm]9.19 [233.31 mm]7.08 [179.91 mm]6.30 [160.02 mm]4.10[104.14 mm]PHYSICALEnclosure Premiu

36APPENDIX C

© 2006Meyer Sound Laboratories Inc.05.152.005.01 AMeyer Sound Laboratories Inc.2832 San Pablo AvenueBerkeley, CA 94702www.meyersound.comT: +1 510 486.

vCONTENTSINTRODUCTION 1CHAPTER 1: Introducing the M’elodie™ Loudspeaker 3Advanced M’elodie Technology 3Integrated Amplifier and Processing 3Truck-

viUsing M’elodie with the 700-HP Subwoofer 22Using M’elodie with the 600-HP Subwoofer 22CHAPTER 6: System Design and Integration tools 23Meyer So

1INTRODUCTIONThese operating instructions provide important information about the form, features, function, and specifications of the M’elodieTM ultrac

2INTRODUCTION

3CHAPTER 1The self-powered M’elodie ultracompact high-power curvilinear array loudspeaker is a member of the popular MILO® family of loudspeakers. Its