dbx 160A Instructions Manual

dbx 160A Instructions Manual

Compressor limiter
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MODEL 160A
C O M P R E S S O R
L I M I T E R

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Summary of Contents for dbx 160A

  • Page 1 MODEL 160A C O M P R E S S O R L I M I T E R...
  • Page 2: Important Safety Information

    IMPORTANT SAFETY INFORMATION WARNING FOR YOUR PROTECTION C A U T I O N READ THE FOLLOWING: R I S K O F E L E C T R I C S H O C K KEEP THESE INSTRUCTIONS D O N O T O P E N A T T E N T I O N : HEED ALL WARNINGS R I S Q U E D E C H O C E L E C T R I Q U E - N E P A S O U V R I R...
  • Page 3 November 1, 2010 european contact: Your local dbx sales and service office or If you want to dispose this product, do not mix it with general household waste. There is a separate collection system for used electronic products in accordance with legislation that harman music Group requires proper treatment, recovery and recycling.
  • Page 5: Table Of Contents

    160A COMPRESSOR / LIMITER anual ontents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 uiCk .
  • Page 6: Quick Setup

    • Operation Manual (including Registration Card) INTRODUCTION Congratulations on purchasing the dbx 160A Compressor/Limiter. We recommend you take a moment and read through the manual as it provides information that will assist you from system installation to operation to special applications. Features include: •...
  • Page 7: Applications

    APPLICATIONS The dbx 160A is capable of handling a wide range of applications. In the studio, the 160A can be used on everything from vocals to percussion. In live sound reinforcement, the 160A can allow the engineer to get that “fat studio sound”...
  • Page 8 160A COMPRESSOR / LIMITER 1:1 Unity Above Threshold 20:1 Rotation Point Threshold − 5 Above Threshold OverEasy Range − 10 GREEN Below Threshold − 15 Below Threshold -15 -10 +15 +20 − 15 − 10 − 5 +15 +20...
  • Page 9: Operating Notes

    160A COMPRESSOR / LIMITER +24dBu. This jack accepts 1/4” phone plugs. In normal operation the TRS phone jack is internally wired with the TIP HOT (+), and the RING and SLEEVE connected to ground. In Bypass mode, however, the RING is connected to the COLD (-) leads of the input jacks, to allow for balanced connections.
  • Page 10 160A COMPRESSOR / LIMITER ∞ − − − ∞ Threshold −1:1 -15 -10 +15 +20 INPUT LEVEL (dB) Figure 3: Ratio Control and Infinity+ (Negative) Ratios 160A by 1dB. See Figure 3 above. The control curve of the RATIO potentiometer has been designed to provide total oper- ator control, with scale expansion at the subtle lower ratios for easy, repeatable settings.
  • Page 11 THRESHOLD to -10dB. With your mouth approximately 2 inches from the mic, sing the vocal part, but with less volume than normal. Use phrasing to give the part some intensity. An equalizer (e.g., a dbx 20 or 30 Series Graphic Equalizer) or a vocal effects device (e.g., reverb, delay, distortion) can be added to further toughen the performance.
  • Page 12 It is possible to separate certain vocals and instruments from a mix by frequency-weighted compression. With an equalizer (such as a dbx 20 or 30 Series EQ) inserted ahead of the DETECTOR INPUT (but not in the audio path), the equalization settings do not shift the timbre or frequency response of the audio signal .
  • Page 13 160A COMPRESSOR / LIMITER The converse of the above EQ technique may be used: dipping the equalizer bands causes any sound with dominant energy in the affected register to pull the level up because the 160A will detect a need for less compression.
  • Page 14: Connecting The 160A To Your System

    160As do not operate independently because the “ring” of the strapping cable still sums the audio of each unit. The strapping cable must be removed for proper single-channel operation. If both SLAVE buttons are depressed, both units will be bypassed (i.e., fixed at unity gain). Note: A 160A unit cannot be strapped with a dbx 160XT, 160X, 160, 161 or 162 unit.
  • Page 15 “PREAMP OUT” of your guitar amp (if so equipped), or the output of some other device that is designed to accept low-level instrument inputs (including various foot pedal effects, acoustic pickup preamps, and rack mount audio products, like the dbx 163X, 263X, and 563X). Such sources can be balanced or unbalanced -- this is no problem for the 160A.
  • Page 16: Installation Considerations

    TIP (+) connection is internally wired to the XLRe pin 2, the RING (-) is wired to pin 3, and the SLEEVE (shield) is wired to pin 1. Note that pins 2 and 3 are the reverse of certain older dbx and other manufacturer's equipment, but if the same connection is used at both the input and the output, the signal will be correctly polarized.
  • Page 17: T Echnical S Upport / F Actory S Ervice

    5. The foregoing is in lieu of all other warranties, expressed or implied, and dbx neither assumes nor authorizes any person to assume on its behalf any obligation or liability in connection with the sale of this product. In no event shall dbx or its dealers be liable for special or consequential damages or from any delay in the performance of this warranty due to causes beyond their control .
  • Page 18: Specifications

    160A COMPRESSOR / LIMITER SPECIFICATIONS Input (1/4” TRS Phone and XLR) Floating Balanced; XLR: Pin 2 Hot, Phone: Tip Hot Impedance 100kΩ balanced, 50kΩ unbalanced Maximum Level +24dBu, Balanced or Unbalanced CMRR >45dB (any frequency) Detector Input (1/4” TRS Phone)
  • Page 19 160A COMPRESSOR / LIMITER NOTES...
  • Page 20 8760 South Sandy Pkwy. Sandy, Utah 84070 Phone: (801) 568-7660 Fax: (801) 568-7662 Questions or comments? E•mail us at: customer@dbxpro.com or visit our World Wide Web home page at: www.dbxpro.com 18-2040V-C 12/08/10 Printed in China...

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