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DS48 Features	……………………………………………………………………iv
1 Introduction	………………………………………………………………………v

2 What is a Speaker Management System? ……………………………………1

2.1Crossover ……………………………………………………………………1

2.2Equalization …………………………………………………………………1

2.3Delay ………………………………………………………………………1

2.4High Pass and Low Pass Filters …………………………………………1

2.5Limiting ………………………………………………………………………1

2.6Signal Distribution……………………………………………………………1

6.1Rack Mounting ………………………………………………………………6

6.2Connectors……………………………………………………………………6

7 Operation ………………………………………………………………………7

7.1Navigating Front Panel Controls …………………………………………7

7.1.1Hints for Operation ………………………………………………7

7.2Submenus ……………………………………………………………………8

7.2.1.1 Crossover Submenu ……………………………………………8

7.2.1.2 Load a Xover ……………………………………………………8

7.2.1.3 Design a Xover …………………………………………………8

7.2.1.4 Store a Xover ……………………………………………………8

7.2.1.5 Erase a Xover ……………………………………………………8

7.3Security Submenu …………………………………………………………8

7.4Subsystem Submenu ………………………………………………………9

7.5Interface Submenu …………………………………………………………10

7.6Parameter……………………………………………………………………10

7.6.1Gain ………………………………………………………………10

7.6.1.1 Inputs ……………………………………………………………10

7.6.1.2 Outputs …………………………………………………………10

7.6.1.3 Polarity …………………………………………………………11

7.6.1.4 Delay ……………………………………………………………11

7.6.1.5 HPF ………………………………………………………………11

7.6.1.6 LPF ………………………………………………………………11

7.6.1.7 PEQ ………………………………………………………………12

7.6.1.8 Limiter ……………………………………………………………12

7.6.1.9 Name of channel ………………………………………………13

7.6.1.10 Input Signal ……………………………………………………13

7.6.1.11 Copy Output Data ……………………………………………13

7.7DS48 BLOCK DIAGRAMS ………………………………………………14

8 Graphical User Interface (GUI)…………………………………………………19

8.1MINIMUM SYSTEM REQUIREMENTS …………………………………19

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