Behringer PEQ2200 - Table of Contents

5
ULTRA-Q PRO PEQ2200
TABLE OF CONTENTS
1. INTRODUCTION..................................................................................................................... 6
2. THE DESIGN CONCEPT ....................................................................................................... 7
2.1 High quality components and design ............................................................................................... 7
2.1.1 Failsafe relay ........................................................................................................................ 7
2.2 Inputs and outputs .......................................................................................................................... 7
2.2.1 Balanced inputs and outputs ................................................................................................. 7
2.2.2 Transformer balanced outputs (Optional) ............................................................................... 7
3. INSTALLATION ....................................................................................................................... 7
3.1 Rack mounting ................................................................................................................................8
3.2 Mains voltage .................................................................................................................................. 8
3.3 Audio connections .......................................................................................................................... 8
4. CONTROLS ............................................................................................................................9
4.1 The front panel control elements ................................................................................................... 10
4.2 Rear panel control elements ........................................................................................................... 11
5. TECHNICAL BACKGROUND .............................................................................................. 11
5.1 Introduction .................................................................................................................................... 11
5.2 The Constant-Q principle............................................................................................................. 12
5.3 The concept of parallel filters ......................................................................................................... 12
5.4 Filter functions .............................................................................................................................. 12
5.4.1 The notch function .............................................................................................................. 12
5.4.2 The roll-off function .............................................................................................................. 13
6. APPLICATIONS .....................................................................................................................13
6.1 Introduction and basic settings...................................................................................................... 13
6.2 On phase shift and time delay ....................................................................................................... 14
6.3 Using a frequency analyzer ........................................................................................................... 14
6.4 Identifying problems by ear ........................................................................................................... 15
7. EQUALIZERS AS CREATIVE AUDIO TOOLS ...................................................................... 15
7.1 Effects of equalization on voice program ........................................................................................ 16
7.2 Effects of equalization on music program ...................................................................................... 17
8. SPECIAL APPLICATIONS ..................................................................................................... 18
8.1 Equalizing a sound reinforcement system ..................................................................................... 18
8.2 Inserting an equalizer in the signal path ........................................................................................ 19
8.3 What equalizers cant do .............................................................................................................. 19
9. SPECIFICATIONS ................................................................................................................. 20
10. WARRANTY .......................................................................................................................... 21