Harman DBX 500 Series Owner's Manual

Harman DBX 500 Series Owner's Manual

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580
500 SERIES MICROPHONE PREAMPLIFIER
OWNER'S MANUAL

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Summary of Contents for Harman DBX 500 Series

  • Page 1 500 SERIES MICROPHONE PREAMPLIFIER OWNER’S MANUAL...
  • Page 2 Warranty 1. Please register your product online at www.dbxpro.com. Proof-of-purchase is considered to be the responsibility of the consumer. A copy of the original purchase receipt must be provided for any warranty service. 2. dbx warrants this product, when purchased new from an authorized U.S. dbx dealer and used solely within the U.S., to be free from defects in materials and workmanship under normal use and service.
  • Page 3: Table Of Contents

    Table of Contents Overview �������������������������������������������������������������������������������� 2 Introduction ������������������������������������������������������������������������������������2 Features ������������������������������������������������������������������������������������������2 Installation ���������������������������������������������������������������������������� 3 The User Interface ��������������������������������������������������������������� 4 Technical Information ��������������������������������������������������������� 6 Detail Filters – Frequency Response Plots ���������������������������6 Block Diagram �������������������������������������������������������������������������������7 Specifications ��������������������������������������������������������������������������������8 Recall Sheet �������������������������������������������������������������������������������� 10...
  • Page 4: Overview

    Overview Introduction The 580 is a 500 series compliant microphone preamplifier with dedicated front-panel instrument input, making it well suited for microphone or direct instrument recording applications. A MIC/INSTR switch allows for switching between the microphone or front-panel instrument input jack. A 20dB pad switch can be engaged to attenuate the 580’s input for accepting high-output signal levels from “hot”...
  • Page 5: Installation

    Installation FOR 500 SERIES CHASSIS MOUNT USE ONLY! IMPORTANT NOTE: Many 500 series chassis have the potential to cause noise when preamplifiers are mounted in the slot closest to the power supply. This noise is exacerbated with preamplifiers due to the large amount of gain which they apply (typically 48 dB or more).
  • Page 6: The User Interface

    The User Interface 1. VU Meter This VU meter shows output signal level, with 0 indicating the optimal level (0 VU = +4 dBu). 2. 20dB Pad Button & LED When this button is engaged, the LED will light and a 20 dB attenuation circuit will be inserted into the signal path post the microphone input.
  • Page 7 9. LOW CUT Button Engages the low cut circuit and enables the variable LOW CUT control. 10. LOW CUT Control When the LOW CUT button is engaged, this control sets the frequency below which frequencies will be attenuated using a 12 dB/octave Bessel filter. 11.
  • Page 8: Technical Information

    Technical Information Detail Filters – Frequency Response Plots High Detail +15 dB Low Detail +15 dB...
  • Page 9: Block Diagram

    Block Diagram...
  • Page 10: Specifications

    Specifications MIC PRE INPUT Type: Electronically balanced/unbalanced, RF filtered Impedance: 1.7 kΩ Maximum Input Level: +15 dBu balanced or unbalanced (20dB PAD disabled) +35 dBu balanced or unbalanced (20dB PAD enabled) Maximum Gain: 60 dB CMRR: >60 dB; typically >70 dB from 20 Hz – 20 kHz INSTRUMENT INPUT (FRONT PANEL) Connector: Tip-Sleeve ¼”...
  • Page 11 PHYSICAL Rack System: 500 Series Compatible Power-frame Rack Space 1 Slot Dimensions (H x W x D) 5.25” x 1.5” x 6” (13.34 cm x 3.81 cm x 15.24 cm) Weight: 1.3 lbs (0.59 kg) Shipping Weight: 1.7 lbs (0.77 kg) Notes: Noise and frequency response specifications are at unity gain.
  • Page 13 Phone: (801) 566-8800 Website: dbxpro�com Support: dbxpro�com/en-US/support dbx Professional Products is a registered trademark of Harman 580 Owner’s Manual Rev A © 2015 Harman All rights reserved...

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