Electro-Voice Xi-A Series Manual

Electro-Voice Xi-A Series Manual

Xi-a series loudspeaker system flying manual

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Xi-A Series Loudspeaker System
Flying Manual
®
ELECTRO-VOICE
Xi-A Rigging Manual

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Summary of Contents for Electro-Voice Xi-A Series

  • Page 1 Xi-A Series Loudspeaker System Flying Manual ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 2: Table Of Contents

    5.2.3 Building Structural Supports ....................15 5.2.4 Mechanical Components ......................16 VI. Appendices ............................... 17 Appendix A Xi-A Rigging Accessories ......................17 Appendix B References ..........................17 B.1 Accoustical References ......................17 B.2 Mechanical References ......................18 ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 3: Rigging-Safety Warning

    As a result, the specifications are subject to change without notice. It is the responsibility of the user to ensure that any Electro-Voice loudspeaker system is suspended overhead in accordance with the strength ratings, rigging techniques and safety considerations given in this document and any manual update notices.
  • Page 4: Introduction

    The reader is referred to Chapters IV and V of this manual for a detailed discussion of the structural strength ratings of the Xi-A loudspeakers and L- track rigging accessories, and information on how to safely suspend Xi-A loudspeaker systems overhead. ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 5: The Rigging Hardware

    Manufacturing, Inc. (See Appendix A for details.) These assemblies, shown in Figure 2.3, have been specifically designed for optimal implementation of the Electro-Voice L-track flying systems. The GS-1B includes a double-stud, swivel-ring fitting on one end for attachment to the enclosure and a safety hook on the other end.
  • Page 6 Rigging Attachment Points Every 1.0 Inches Along Track Front & Rear Rigging Locations Shown for Double-Stud Fittings Single-Stud Fitting Locations Shifted Linearly +/-0.5 Inches Figure 2.2: Xi-A Dimensions, Weight, Rigging Location, and Center of Gravity ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 7 The reader is referred to Chapters IV and V of this manual for a detailed discussion of the structural strength ratings of the Xi-A loudspeakers and L-track rigging accessories, and information on how to safely suspend Xi-A loudspeaker systems ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 8: The Xi-A Flying Concept

    With grilles in place, the Xi-A subwoofer systems are indistinguishable from the large Xi-A full-range systems, allowing the option of either flying the subwoofers or stacking them on the floor, or even a combination of the two, while still preserving ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 9: Practical Considerations

    The addition of the second enclosure causes the top cabinet to point upward. Shifting the upper attachment point of the first cabinet back, as shown in Figure 2.6b, counteracts the additional load and results in the upper cabinet pointing straight ahead ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 10 Affects the Top Enclosure Angle Rigging is on the Top or Bottom Figure 2.5b: Enclosure Oriented so the Figure 2.6b: Change the Rigging Rigging is on the Sides Attachment Point on Top Enclosure to Readjust Top Enclosure Angle ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 11: Associated Rigging Hardware For Flying Xi-A Loudspeaker Systems

    Xi-A loudspeaker systems are available from Sound Manufacturing, Inc. (See Appendix A for details.) Electro-Voice does not manufacture grids or any of the other associated hardware required for suspending Xi-A loudspeaker arrays overhead. In...
  • Page 12 250 pounds at any pull angle. The working-load-limit rating of the overall enclosure is 750 pounds. Electro-Voice insists that the user must never apply a load to any Xi-A flying loudspeaker system that exceeds the working-load limit rating of either the individual rigging point or the overall enclosure.
  • Page 13: Special Safety Considerations For Xi-A Loudspeaker Arrays

    The working-load limits discussed throughout this manual for the strength of the Electro-Voice Xi-A enclosures rigging hardware, and the GS-1B, LS-1B, LS-2B, LS-3B, RS-1B and RS-2B rigging accessories are based on an 8:1 minimum safety factor. Where local regulations require safety factors greater than 8:1, Electro-Voice insists that the user must meet the required safety factor.
  • Page 14 Figure 4.1a: Working-Load Limit Strength Rating for Xi-1153A, Xi-1183A, Xi-2153A, Xi-1191AF, Xi-2181AF, Xi-1122MHA, and Xi-2122MHA Figure 4.1b: Working-Load Limit Strength Rating for Xi-1122A, Xi-1152A, Xi-1123A, and Xi-2123A ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 15: Special Safety Considerations For Rigging Strap Assemblies

    The user is responsible for determining the loads on all of the mechanical components throughout the loudspeaker array, and for ensuring that the working-load limits and resulting safety factors are not exceeded. A qualified structural engineer should be consulted to evaluate the design. ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 16: Rigging Inspection And Precautions

    Prior to each use, inspect the building structural supports for any cracks, deformation, broken welds, corrosion, or missing or damaged components that could reduce the structural strength. Damaged building structural supports should be replaced or repaired and re-certified by a professional engineer. ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 17: Mechanical Components

    Replace any damaged mechanical components. ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 18: Appendices

    Sound Manufacturing, Inc. P.O. Box 1907 Big Bear Lake, CA 92315, USA (909) 878-9104 www.smirigging.com smiller@smirigging.com ATM Fly-ware™ 21000 S. Wilmington Ave. Carson, CA 90810 USA (310) 834-5914 www.atmflyware.com clientservice@atmflyware.com ® ELECTRO-VOICE Xi-A Rigging Manual...
  • Page 19: Appendix B References

    (6) L.E. Kinsler. A.R. Frey, A.B. Coppens, & J.V. Sanders, Fundamentals of Acoustics, John Wiley & Sons, New York, NY (1980). (7) D.B. Keele, Electro-Voice, Inc., “What’s So Sacred About Exponential Horns,” presented at the 51St Convention of the AES (May, 1975), preprint #1038.
  • Page 20 For technical assistance, contact Technical Support at: 866/78-AUDIO Specifications subject to change without notice. All Other International Locations: 952-884-4051 Fax: 952-736-4212 www.electrovoice.com Telex Communications, Inc. www.telex.com Printed in U.S.A © Telex Communications, Inc. 10/2004 Part Number 534993 Rev B ® ELECTRO-VOICE Xi-A Rigging Manual...

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