Atlas Sound Masking Systems Manuals

Manuals and User Guides for Atlas Sound Masking Systems. We have 1 Atlas Sound Masking Systems manual available for free PDF download: Technical Manual

Atlas Sound Masking Systems Technical Manual

Atlas Sound Masking Systems Technical Manual (56 pages)

Atlas Sound AA-SMG Sound Masking Module: User Guide

Brand: Atlas | Category: Music Equipment | Size: 1 MB

Table of Contents

Table of Contents
2
Introduction

4
- Purpose of this Paper
  4
- The Economic Benefits of Sound Masking
  4
  - (Also See
    4
  - (Also See Appendix A) . . . . . . . . . . . . . . . . . . 4
    4
What Is Sound Masking

4
- Applications for Sound Masking Systems
  5
  - Open-Plan Offices
    5
  - Medical Examination Rooms
    5
  - Confidential Offices
    5
  - Court Rooms
    5
  - Buildings Near Major Roads, Railroads
    6
  - Airports
    6
  - Personal Masking Units
    6
  - Security Systems
    6
- Definition of Terms
  5
Part 1 - a Discussion of Sound Masking

5
- When Sound Masking Should Not be Used
  6
- Benefits of Masking to the End User
  7
- 1 Attenuate the Direct Sound
  
  8
  - A Basic Sound Masking Example
    8
  - Discussion
    8
- 2 Reduce Sound Reflections
  
  8
  - Three Steps to Successful Sound Masking
    8
  - Evaluating the Acoustical Environment
    9
  - Attenuation of Direct Sound
    10
    
    Orientation of Talker
    10
    
    Screens
    10
    
    Sound Transmission Class
    11
    
    Diffraction
    11
    
    Layout
    12
  - Reduction of Reflected Sound Energy
    12
    
    Ceiling
    13
    
    Absorption Ratings
    13
    
    Noise Reduction Coeffcient
    13
    
    Articulation Class
    13
    
    Lighting Fixtures
    14
  - Masking Loudspeakers and the Ceiling
    14
    
    Special Ceiling Tiles
    14
    
    Sound Leaks
    14
    
    Boots
    15
  - Other Causes of Unwanted Reflections
    15
  - Ambient Noise
    17
  - Concept
    18
    
    Don't Tell the Employees
    18
- 3 Raise the Ambient Sound Level Using Sound Masking
  
  8
Part 3 - the Basic Electronic Sound Masking System

18
- Self-Contained Masking Units
  18
  - Single-Channel Vs Multi-Channel Masking
    18
  - Basic Electronics
    18
- Basic System Electronics
  19
  - Masking Sound Generator
    19
  - Equalizer
    20
  - Amplifier
    20
- Sound Masking and Background Music or Paging
  19
Part 4 - Multi-Channel Masking, Background Music and Paging

21
- Two (and More) Channel Masking
  21
  - Zone Level Controls
    22
  - Amplified Monitor Panel
    22
- Background Music
  22
- Paging
  22
  - Paging Sound Level
    23
  - Paging Equalizers
    23
- Masking Loudspeakers
  24
Part 5 - Masking Loudspeakers and Self-Contained Masking Units

24
- Self-Contained Masking Units
  26
- Level
  27
Part 6 - Commissioning the Masking System

27
- Masking Spectrum
  28
  - Ideal Masking Sound Spectrum
    28
  - Masking Spectrum 1
    28
  - Masking Spectrum 2
    29
  - Masking Spectrum 3
    29
  - A Comparison of All Three Masking Spectra
    30
- Equalizing the System
  30
  - The Equalization Process
    30
  - Troubleshooting
    31
- Coverage
  31
- Test Equipment
  31
- Articulation Index and Privacy Category Definitions
  32
  - Marginal Privacy
    32
  - Normal Privacy
    33
  - Confidential Privacy
    33
  - Total Privacy
    33
Masking Environment

32
Part 8 - Case Histories

34
Conclusion

37
Appendix A - Definitions

38
Appendix B - Worksheet

40
- General Instructions
  40
  - Entering the Data
    40
  - Calculating the Speech Level at the Listener
    40
  - Calculating the Articulation Index
    40
  - Section a Instructions
    41
  - Section B Instructions
    41
  - Section C Instructions
    42
  - Section D Instructions
    43
  - Section E Instructions
    44
  - Section F Instructions
    45
  - Section G Instructions
    45
  - Section H Instructions
    46
  - Section I Instructions
    46
  - Section J and Section K Instructions
    47
  - Section L Instructions
    47
- Sound-Masking, Octave-Band
  47
- Worksheet Example 1
  48

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