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Precision Power PrecisionPower DCX 730 Owner's Manual

6 channel digital signal processor (dsp)
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DCX-730
6 Channel Digital Signal Processor (DSP)

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Summary of Contents for Precision Power PrecisionPower DCX 730

  • Page 1 DCX-730 6 Channel Digital Signal Processor (DSP)

  • Page 2: Features & Specifications

    INTRODUCTION Thank you for choosing PrecisionPower we proudly design and engineer the world’s finest audio products. Our award winning products utilize innovative design and technology to consistently deliver Absolutely State of the Art This PrecisionPower ™ product reflects our commitment to offer you unparalleled versatility and quality for years of dependable service and listening enjoyment.

  • Page 3: Installation

    INSTALLATION 1. Read this manual carefully and in its entirety before installing the DCX-730. 2. Always disconnect the battery or remove the fuses for circuits you will be working on. 3. Check for clearance of any hazards such as wiring harnesses or heater core before mounting the equalizer to any panels in the vehicle.
  • Page 4 2. Arrows. Use the arrow buttons to navigate through the menus and to adjust a menu setting. 3. LCD Display. Backlit display, soft-blue background for easy viewing at night. 4. Presets. Five preset buttons to allow you to select from 5 settings that you have entered.

  • Page 5: Operation

    Input Connections 1. Connects to the display controller cable. This cable supplies power to the controller module and transmits control and display signals between the display and processor module. 2. SUB right and left input, RCA phono connections. 3. REAR right and left input, RCA phono connections. 4.
  • Page 6 left unattended for over a minute, the unit will return to the Home menu. If any of the settings are changed pressing the Mode button or after one minute elapses, the setting(s) will be saved to preset 6. Preset 6 is a scratchpad where settings are saved temporarily so that the setting(s) can be tried before saving to one of the 5 presets.
  • Page 7 Storing Presets While in any of the parameter menus, you can save any changes to settings by pressing the desired number button that you wish these settings to be saved to. The parameters which have changed will replace the default parameters in the preset. When a preset is being saved the following screen displays.
  • Page 8 Delay The delay parameter allows you to adjust the delay of individual channels by up to 70 msec. For example, this allows adjusting the driver’s side speakers audio to coincide with the arrival of the passenger side speaker at a listening point in the vehicle.
  • Page 9 Speaker Element Distance Difference LT (left tweeter) LM (left mid) LW (left woofer) RT (right tweeter) RM (right mid) RW (right woofer) Temperature 50°F 60°F 70°F 80°F 90°F 100°F 110°F Time Correction Correction Factor 13.29 13.42 13.55 13.67 13.80 13.92 14.05...
  • Page 10 EQ (Equalization) Frequency: Level: The equalization adjustment allows up to 7 bands per channel of parametric equalization. These allow you to equalize problem areas in the response by matching the equalization filter shape to the response. Also the option of using high or low shelving filters allows the creation of boosts and cuts at each end of the spectrum, similar to existing analog tone controls.

  • Page 11: Typical System Diagram

    NOTE: Because QBASS is a boost only EQ system, it is easy to either clip the amplifier, or overdrive a speaker past its excursion limits. To make up for frequency response that is 10dB down (say at 45 Hz), 10X the amplifier power is required. This may tax both driver and amplifier.

  • Page 12: Specifications

    SPECIFICATIONS Analog RCA Outputs RCA Inputs Output Level Output THD+N Input Topology Signal-to-Noise Ratio Frequency Response Input Impedance Input Sensitivity Digital Signal Processing (DSP) Crossover type/range Crossover Slope Q-BASS Delay Presets Sample Rate Bit Depth Input/Output Delay Control Interface Built-in Display Keyboard USB Port Power...
  • Page 13 LIMITED TWO YEAR CONSUMER WARRANTY: Directed Electronics, Inc. promises to the original purchaser, to replace this product should it prove to be defective in workmanship or material under normal use, for a period of two years from the date of purchase by the dealer as indicated by the date code marking of the product PROVIDED the product was installed by an authorized Directed dealer.

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