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A Clean Audio Installation Guide™

By Allen H. Burdick

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   "A Clean Audio Installation Guide"  
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Application Note #1

1.0   INTRODUCTION

1.1

Overview

 

 

2.0  POWER SYSTEM INSTALLATION

2.1

Separate Feeders

2.2

Noise Generators

2.3

Quality Transformers

2.4

Separate Conduit

2.5

Safety or System Ground and Technical Ground

 

 

3.0  INTERCONNECTION SYSTEMS

3.1

Interconnect Bandwidth

3.2

Interconnect Slew Rate

3.2.1

System References

3.3

A Cable Problem

3.4

A Second Cable Problem

3.5

System Frequency Response

3.6

Interconnect Rules

3.7

Amplitude Advantages

 

 

4.0  COMMON MODE REJECTION (CMR)

 

 

5.0  INTERCONNECT

5.1

Balanced Inputs

5.2

Balanced Outputs

5.3

Star Ground

5.4

Shield Wires

5.4.1

Forward Referencing

5.5

Jackfields

 

 

6.0  RF INTERFACE

6.1

Open Shield Ends

6.2

Op-Amp Configurations

6.3

LC Filters

6.4

Common Mode Filters

6.5

Shielding Materials

6.6

Screen Rooms

 

 

7.0  SIGNAL-TO-NOISE RATIOS

7.1

System Setup

7.2

Noise Primer

7.3

Amplification of Noise

7.4

The Electro-Voice RE-20

7.5

The Sennheiser MKH-40

7.6

An SPL Problem

7.7

The Limiting Factor

7.7

Conclusion - Setup In Practice

 

 

8.0  PROPER OPERATION

 

 

9.0  TESTING

9.1

Square Wave Testing

9.2

Distortion Testing

9.3

Useful Tools

 

 

10.0  CONCLUSION

 

 

11.0  REFERENCES

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