Electrovoice xb User Manuals

Table of Contents

• 1.1 Overview of the X-Array™ Flying Systems

  1
• 1.2 Loudspeaker Enclosure Details

  2
• 1.3 Rigging Hinge Details

  5
• 1.4 Rigging Strap Details

  7
• 1.5 Grid Details

  8
• 2.1 Enclosure and Horn Orientation

  9
• 2.2 Adjusting the Vertical Angles

  10
• Using the Xrsl (long wire-rope rigging strap) Between Enclosures

  10
• Using the Xrsl (at the Grid

  10
• Using the Xrss (short wire-rope rigging strap) Between Enclosures

  11
• Using the Xrss at the Grid

  11
• Multiple Enclosure Angles

  12
• 2.3 Adjusting the Horizontal Angles

  12
• 2.4 Balancing and Distributing the Load

  13
• Array Load Distribution

  13
• Balancing the Grid

  14
• 2.5 Using Pull-Up Lines

  14
• Pull-Up Line Techniques

  14
• CAUTIONS for Pull-Up Lines

  15
• 3. RIGGING-STRENGTH RATINGS, SAFETY

  15
• 3.1 Working-Load Limit and Safety Factors

  15
• Definitions

  15
• CAUTIONS for Working-Load Limits and Safety Factors

  16
• 3.2 Structural Rating Overview

  16
• 3.3 Simplified Structural-Rating Guidelines

  17
• The Guidelines

  17
• CAUTIONS for the Simplified Structural-Rating Guidelines

  17
• Discussion of Array Examples

  19
• 3.4 Complex Structural-Rating Analysis

  19
• Rear Rigging Point Structural-Strength Rating

  19
• Front Rigging Point Structural-Strength Rating

  20
• Overall Enclosure Structural-Strength Rating

  21
• CAUTIONS for a Complex Structural-Rating Analysis

  21
• 3.5 Special Considerations

  21
• Double-Stud Fittings

  21
• Flying a Single Enclosure

  23
• 3.6 Electro-Voice Structural Analysis Procedures

  23
• 4. RIGGING INSPECTION AND PRECAUTIONS

  23
• 5. REFERENCES

  24
• APPENDICES

  24
• A. SERVICING THE X-ARRAY™ RIGGING

  25
• B. X-ARRAY™ RIGGING ACCESSORIES

  25