DriveRack™ User Manual
ii
DriveRack
™
Congratulations on your purchase of the dbx DriveRack™ Complete Equalization and
Loudspeaker Management System! For over 25 years, dbx has been the industry leader in
dynamics processing. With the introduction of the DriveRack™ , dbx Professional Products has
redefined the standard by which all other loud speaker management systems will be based
This manual will be your guide to understanding the full functionality of the powerful 480, 481,
482 and 480R DriveRack™ units. By combining the different components, the configuration pos-
sibilities are limitless. After you have become familiar with the unit, we encourage you to
experiment and find the most effective and efficient way to run your system by utilizing the
powerful processing of the DriveRack™.
The dbx DriveRack™ is the most effective way to manage all aspects of post mix processing
and signal routing. The following are just some of the features of the 480, 481, 482 and 480R.
480 DriveRack™ features:
•
4 Input and 8 Outputs with routing
•
31 band graphic or 9 band parametric equalizer on every input (pre-crossover)
•
Dual Real Time Audio Analyzers
•
Butterworth, Bessel or Linkwitz-Riley crossover filters
•
27 Different Crossover Configurations
•
Time Alignment and Transducer Alignment Delays
•
Compressor/Limiter on every output
•
Speaker Compensation EQ (post crossover)
•
Multi-level Security System
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Separate House and Show EQ with individual lockouts
•
Triple redundant back up of all parameters when running network, 480R and PC GUI
•
TYPE IV™ Conversion System
•
Electronically balanced/RF filtered XLR Inputs and Outputs
•
Proprietary RS-485 Control Network
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RS-232 PC Interface for computer display and configuration
481 DriveRack™ features:
•
4 Input and 8 Outputs with routing
•
31 band graphic or 9 band parametric equalizer on every input (pre-crossover)
•
Dual Real Time Audio Analyzers
•
Butterworth, Bessel or Linkwitz-Riley crossover filters
•
27 Different Crossover Configurations
1.1 Defining the DriveRack™ System
INTRODUCTION