dbx 131, 215, 231 User Manual

dbx 131, 215, 231 User Manual

2-series graphic equalizers
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2-Series
Graphic Equalizers
131
215
231
User Manual

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Summary of Contents for dbx 131, 215, 231

  • Page 1 ® 2-Series Graphic Equalizers User Manual...
  • Page 2: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS WARNING FOR YOUR PROTECTION C A U T I O N PLEASE READ THE FOLLOWING: R I S K O F E L E C T R I C S H O C K D O N O T O P E N KEEP THESE INSTRUCTIONS A T T E N T I O N : 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: Safety Info

    VAROITUS! declares that the product: Paristo voi räjähtää, jos se on virheellisesti asennettu. Vaihda paristo ainoastaan laitevalmistajan suosittelemaan Product name: dbx 131, 215 and 231 tyyppin. Hävitä käytetty paristo valmistajan ohjeiden Note: Product name may be suffixed mukaisesti. by the EU.
  • Page 4: Table Of Contents

    After expiration of the warranty, a reasonable charge will be made for parts, labor, and packing if you choose to use the factory service facility. In all cases, you are responsible for transportation charges to the factory. dbx will pay return shipping if the unit is still under warranty.
  • Page 5: Warranty

    In no event shall dbx or its dealers be liable for special or consequential damages or from any delay in the...
  • Page 6: Introduction And Features

    • AC power cord • Operation Manual • Registration Card • Four rack mount screws and washers If any of these items are missing please contact dbx customer service at the number provided on the back cover of this manual.
  • Page 7: Operating Controls

    2-Series User Manual Operating Controls Front Panels 131- Single Channel 31 Band Graphic EQ 215- Dual Channel 15 Band Graphic EQ 231- Dual Channel 31 Band Graphic EQ Input Gain Control: This control sets the signal level to the equalizer. It is capable of - 12dB to +12dB of gain.
  • Page 8: Connecting The Eq To Your System

    2-Series User Manual EQ T ONNECTING YSTEM The 2-Series Equalizers have balanced inputs and impedance balanced outputs that can be used with any balanced or unbalanced line-level device. To connect the equalizer to your sound system refer to the following steps: •...
  • Page 9: Installation Considerations

    PERATION AND PPLICATION OTES The dbx 2-Series Graphic Equalizers are useful audio signal processing tools in situa- tions where precise frequency control is required across the audible frequency spec- trum. When used with an audio spectrum analyzer the EQs can tune any acoustical envi- ronment -- from the studio to the concert hall -- to stop ringing, increase clarity, and flatten the overall frequency response of the environment.
  • Page 10: Specifications

    2-Series User Manual Insert the graphic equalizer between the signal source (usually a mixer) and the power amplifiers (or the crossover if there is one). Adjust the level and equalization as required to yield the desired system response. For optimum signal-to-noise response, the gain structure of the sound system must be properly set up.
  • Page 11 2-Series User Manual Notes:...
  • Page 12 ® The Professional’s Choice In Signal Processing 8760 South Sandy Parkway • Sandy, Utah 84070 Phone: (801) 568-7660 • Fax (801) 568-7662 Int’l Fax: (801) 568-7583 E-mail us at: customer@dbxpro.com or visit us on the web at: www.dbxpro.com • www.driverack.com www.blueseries.com A Harman International Company 18-1333V-A Printed in China...

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