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COMPOSER PRO MDX2200
TABLE OF CONTENTS
1. INTRODUCTION.....................................................................................................................7
1.1 Before you begin ............................................................................................................................. 8
1.2 Design concept ............................................................................................................................... 8
1.2.1 High quality components and design ..................................................................................... 8
1.2.2 Failsafe relays ...................................................................................................................... 8
1.2.3 Balanced inputs and outputs................................................................................................. 8
1.2.4 Transformer balanced outputs (optional) ................................................................................ 9
2. CONTROL ELEMENTS .........................................................................................................9
2.1 Expander/gate section .................................................................................................................... 9
2.2 Compressor section ...................................................................................................................... 10
2.3 Peak limiter section .......................................................................................................................11
2.4 Rear panel control elements of the COMPOSER PRO .................................................................. 12
3. TECHNICAL BACKGROUND ..............................................................................................12
3.1 Noise as a physical phenomenon.................................................................................................. 12
3.2 What are audio dynamics? ........................................................................................................... 13
3.3 Compressors/limiters .................................................................................................................... 14
3.4 Expanders/noise-gates ................................................................................................................. 14
4. APPLICATIONS .....................................................................................................................15
4.1 Compression/levelling/limiting/clipping........................................................................................... 15
4.2 Expander/gate section .................................................................................................................. 16
4.2.1 Controlling leakage in the studio ......................................................................................... 17
4.2.2 Initial settings for the expander/gate section ....................................................................... 17
4.2.3 Reducing leakage in stage mics ......................................................................................... 18
4.2.4 Reducing feedback in stage mics ....................................................................................... 18
4.2.5 Noise reduction on effects paths ......................................................................................... 18
4.2.6 Creative use of the expander/gate section ........................................................................... 18
4.3 Compressor section ...................................................................................................................... 18
4.3.1 Initial settings for the compressor section ........................................................................... 19
4.3.2 The COMPOSER PRO as a sound effects unit ................................................................... 20
4.3.3 The muffling effect of a compressor ................................................................................... 20
4.4 Peak limiter section ...................................................................................................................... 20
4.4.1 Initial settings for the peak limiter section ........................................................................... 21
5. SPECIAL APPLICATIONS.....................................................................................................21
5.1 Using the COMPOSER PRO for recording and cassette duplication ............................................. 21
5.1.1 The COMPOSER PRO in digital recording and sampling .................................................... 22
5.1.2 The COMPOSER PRO in mastering ................................................................................... 22
5.2 The COMPOSER PRO as a protective device ............................................................................... 22
5.2.1 Protection of a system with a passive crossover ................................................................. 23
5.2.2 Protection of a system with an active crossover .................................................................. 23
5.2.3 Improving the sound of a processor system ........................................................................ 23
5.3 The COMPOSER PRO in broadcast ............................................................................................. 23