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5.0 EVF and EVH Rigging System
5.1 Introduction
5.11 The Flying EV-Innovation (EV-I) Loudspeaker System
All EVH and EVF loudspeaker systems incorporate heavy-duty M10-1.5 threaded attachment points on each enclosure. These attachment points work in conjunction with (1) the M10 eyebolts included with each loudspeaker or (2) the optional VRK and HRK rigging kits. The rigging kits allow the user to rig multiple systems together in horizontal and vertical configurations. The horizontal and vertical rigging kits are an open-ended design, meaning that any system in the EVF and EVH families can rig to any other.
The vertical and horizontal rigging plates give the user ultimate flexibility for splay angles from 0° to 45° degrees in 5° increments (0° to 20° for EVF to EVF subwoofer). This system was designed to allow the end user to construct a loudspeaker cluster to fit nearly any application. Figure 13 and Table 4 show the possible connections using the three VRK and HRK rigging kits to connect any EVF or EVH loudspeaker.
Model Orientation Color
VRK-1B/
VRK-1W
Vertical
Cluster
Black/
White
HRK-1B/
HRK-1W
Horizontal
Cluster
Black/
White
Function
EVF full-range and low-frequency systems
EVF full-range and low-frequency systems
Table 4a:
VRK-1 or HRK-1 connection
Figure 13a:
VRK-1 or HRK-1 connection
Figure 13b:
VRK-2 or HRK-2 connection
Model Orientation Color
VRK-2B/
VRK-2W
Vertical
Cluster
Black/
White
Function
EVF full-range or low-frequency systems to EVF subwoofer or
EVH full-range
HRK-2B/
HRK-2W
Horizontal
Cluster
Black/
White
EVF full-range or low-frequency systems to EVF subwoofer or
EVH full-range
Plates may need to be flipped depending on which side is being connected, due to asymmetry of the plates.
Table 4b:
VRK-2 or HRK-2 connection
Figure 13c:
VRK-3 or HRK-3 connection
Electro-Voice EVF/EVH User Manual
Model Orientation Color
VRK-3B/
VRK-3W
Vertical
Cluster
Black/
White
HRK-3B/
HRK-3W
Horizontal
Cluster
Black/
White
Function
EVF subwoofer and
EVH full-range
EVF subwoofer and
EVH full-range
Table 4c:
VRK-3 or HRK-3 connection
23
5.0 EVF and EVH Rigging System (cont.)
M5 Split Lock
Washer (x8)
EVF Long Rigging
Plate (x2)
4.87 lb
(2.21 kg)
EVF Stabilizing
Bar (x2)
0.88 lb
(0.40 kg)
M10 Split Lock
Washer (x8)
Figure 14a:
VRK-1 rigging kit with parts identified
EVF Short Rigging
Plate (x2)
3.11 lb
(1.41 kg)
M5 Screw
(x8)
M10 Screw
(x8)
M5 Split Lock
Washer (x8)
EVF-SUB Long
Rigging Plate (x2)
5.44 lb
(2.47 kg)
EVF Stabilizing
Bar (x2)
0.88 lb
(0.40 kg)
M10 Split Lock
Washer (x8)
Figure 14b:
VRK-2 rigging kit with parts identified
EVF-SUB Short
Rigging Plate (x2)
3.25 lb
(1.48 kg)
M5 Screw
(x8)
M10 Screw
(x8)
EVH Long Rigging
Plate (x2)
6.67 lb
(3.03 kg)
EVH Short Rigging
Plate (x2)
3.04 lb
(1.38 kg)
24
M10 Split Lock
Washer (x8)
M5 Split Lock
Washer (x8)
EVH Stabilizing
Bar (x2)
1.52 lb
(0.69 kg)
M5 Screw
(x8)
M10 Screw
(x8)
Figure 14c:
VRK-3 rigging kit with parts identified
Electro-Voice EVF/EVH User Manual
5.0 EVF and EVH Rigging System (cont.)
EVF Long Rigging
Plate (x2)
7.33 lb
(3.33 kg)
M10 Split Lock
Washer (x8)
M10 Screw
(x8)
Figure 15a:
HRK-1 rigging kit with parts identified
EVF Short Rigging
Plate (x2)
5.57 lb
(2.53 kg)
EVF-SUB Long
Rigging Plate (x2)
7.90 lb
(3.59 kg)
M10 Split Lock
Washer (x8)
M10 Screw
(x8)
Figure 15b:
HRK-2 rigging kit with parts identified
EVF-SUB Short
Rigging Plate (x2)
5.71 lb
(2.59 kg)
EVH Long Rigging
Plate (x2)
9.13 lb
(4.15 kg)
M10 Split Lock
Washer (x8)
M10 Screw
(x8)
Electro-Voice EVF/EVH User Manual
Figure 15c:
HRK-3 rigging kit with parts identified
EVH Short Rigging
Plate (x2)
5.50 lb
(2.50 kg)
25
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Table of contents
- 3 Rigging-Safety Warning
- 4 1.0 Introduction
- 9 1.1 Finishes and Colors Available
- 9 1.2 EVF Front-Loaded Series
- 9 1.3 EVH Horn-Loaded Series
- 10 1.4 Accessories for EVF and EVH Systems
- 10 2.0 Tool List
- 11 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
- 12 Loudspeakers and How Far a Single Cluster Can “Reach” into a Venue
- 12 3.31 Basic Clustering Guidelines
- 13 3.4 Coverage-Uniformity Target
- 14 3.5 Multiple-Source Interference in Clusters
- 16 3.51 Reducing Multiple-Source Interference
- 19 4.0 Preparing EVF and EVH Systems for Installation
- 19 4.1 Recommended Preflight Procedures
- 19 4.2 Passive/Biamp Crossover Configuration
- 20 4.3 Rotation of High-Frequency Waveguides (EVF Systems)
- 20 Contours (EVH Systems)
- 21 4.5 Digital Signal Processing
- 21 4.51 Full-Range Systems in Passive Mode
- 22 Clusters that Operate on a Single Power-Amplifier Channel
- 22 4.53 DSP (Digital Signal Processor) Loudspeaker Presets for Biamp Operation
- 23 5.0 EVF and EVH Rigging System
- 23 5.1 Introduction
- 23 5.11 The Flying EV-Innovation (EV-I) Loudspeaker System
- 26 5.12 Important Details that Apply to the VRK and HRK Rigging Kits
- 26 5.2 EV-I Rigging Primer
- 27 5.21 Anatomy of an EVF or EVH Flying System Using M10 Eyebolts
- 27 5.211 Eyebolt Application Warnings
- 28 5.212 Eyebolt Installation
- 29 5.213 All-Eyebolt Clusters
- 31 5.22 VRK Kits and Vertically Rigged Clusters
- 32 5.23 HRK Kits and Horizontally Rigged Clusters
- 35 5.24 Assembly Instructions for VRK and HRK Kits
- 37 6.0 Rigging-Strength Ratings and Safety Factors
- 37 6.1 Working Load Limit and Safety-Factor Definitions
- 38 6.2 Structural-Rating Overview
- 39 6.3 All-Eyebolt Structural Ratings
- 40 6.31 Working Load Limits for Eyebolts
- 41 6.32 Suspension-Line Angles
- 41 6.33 Left-to-Right All-Eyebolt Cluster Angles
- 42 6.4 VRK Rigging Structural Ratings for Vertical Clusters
- 44 6.41 Working Load Limits for Eyebolts used with VRK Vertical Rigging Kits
- 45 6.42 Left-to-Right Vertical Cluster Angles
- 46 6.5 HRK Rigging Structural Ratings for Horizontal Clusters
- 47 6.51 Using Tie Plates as Main Load-Bearing Suspension
- 48 6.52 Suspension-Line Angles for HRK Kits
- 49 6.53 Symmetry for Horizontal Clusters using HRK Kits
- 50 6.54 Inner Connection Points
- 50 6.55 Left-to-Right Horizontal Cluster Angles
- 51 6.6 Ratings for Outdoor Applications with Wind Loading
- 51 6.7 Electro-Voice Structural-Analysis Procedures
- 52 7.0 Rigging Inspection and Precautions
- 53 8.0 Installation Instructions TK
- 54 8.1 Transformer Ratings
- 54 8.2 Approvals and Certifications
- 55 9.0 Refrences
- 55 9.1 Rigging (Printed)
- 55 9.2 Mechanical Engineering (Printed)
- 55 9.3 Rigging (Websites)