用户手册 — Bosch EVF-1122S/126

目录

• Rigging-Safety Warning

  3
• 1.0 Introduction

  4
• 1.1 Finishes and Colors Available

  9
• 1.2 EVF Front-Loaded Series

  9
• 1.3 EVH Horn-Loaded Series

  9
• 1.4 Accessories for EVF and EVH Systems

  10
• 2.0 Tool List

  10
• 3.0 Designing an EVF/EVH Cluster

  11
• 3.1 General Aiming and Placement Guidelines

  11
• 3.2 Choosing between the EVF Full-Range and EVH Full-Range Systems

  11
• 3.21 Directivity Break Frequency Defined

  11
• Loudspeakers and How Far a Single Cluster Can “Reach” into a Venue

  12
• 3.31 Basic Clustering Guidelines

  12
• 3.4 Coverage-Uniformity Target

  13
• 3.5 Multiple-Source Interference in Clusters

  14
• 3.51 Reducing Multiple-Source Interference

  16
• 4.0 Preparing EVF and EVH Systems for Installation

  19
• 4.1 Recommended Preflight Procedures

  19
• 4.2 Passive/Biamp Crossover Configuration

  19
• 4.3 Rotation of High-Frequency Waveguides (EVF Systems)

  20
• Contours (EVH Systems)

  20
• 4.5 Digital Signal Processing

  21
• 4.51 Full-Range Systems in Passive Mode

  21
• Clusters that Operate on a Single Power-Amplifier Channel

  22
• 4.53 DSP (Digital Signal Processor) Loudspeaker Presets for Biamp Operation

  22
• 5.0 EVF and EVH Rigging System

  23
• 5.1 Introduction

  23
• 5.11 The Flying EV-Innovation (EV-I) Loudspeaker System

  23
• 5.12 Important Details that Apply to the VRK and HRK Rigging Kits

  26
• 5.2 EV-I Rigging Primer

  26
• 5.21 Anatomy of an EVF or EVH Flying System Using M10 Eyebolts

  27
• 5.211 Eyebolt Application Warnings

  27
• 5.212 Eyebolt Installation

  28
• 5.213 All-Eyebolt Clusters

  29
• 5.22 VRK Kits and Vertically Rigged Clusters

  31
• 5.23 HRK Kits and Horizontally Rigged Clusters

  32
• 5.24 Assembly Instructions for VRK and HRK Kits

  35
• 6.0 Rigging-Strength Ratings and Safety Factors

  37
• 6.1 Working Load Limit and Safety-Factor Definitions

  37
• 6.2 Structural-Rating Overview

  38
• 6.3 All-Eyebolt Structural Ratings

  39
• 6.31 Working Load Limits for Eyebolts

  40
• 6.32 Suspension-Line Angles

  41
• 6.33 Left-to-Right All-Eyebolt Cluster Angles

  41
• 6.4 VRK Rigging Structural Ratings for Vertical Clusters

  42
• 6.41 Working Load Limits for Eyebolts used with VRK Vertical Rigging Kits

  44
• 6.42 Left-to-Right Vertical Cluster Angles

  45
• 6.5 HRK Rigging Structural Ratings for Horizontal Clusters

  46
• 6.51 Using Tie Plates as Main Load-Bearing Suspension

  47
• 6.52 Suspension-Line Angles for HRK Kits

  48
• 6.53 Symmetry for Horizontal Clusters using HRK Kits

  49
• 6.54 Inner Connection Points

  50
• 6.55 Left-to-Right Horizontal Cluster Angles

  50
• 6.6 Ratings for Outdoor Applications with Wind Loading

  51
• 6.7 Electro-Voice Structural-Analysis Procedures

  51
• 7.0 Rigging Inspection and Precautions

  52
• 8.0 References

  53
• 8.1 Rigging (Printed)

  53
• 8.2 Mechanical Engineering (Printed)

  53
• 8.3 Rigging (Websites)

  53
• Notes

  54