miniDSP OpenDRC-AN User Manual

Digital audio processor

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Manual revision
Description
V1.0
Initial revision
miniDSP Ltd – Hong Kong / Email :
OpenDRC-AN
USER MANUAL
www.miniDSP.com
info@minidsp.com
/ Features and Specifications are subject to change without prior notice
Date
13-07-2012
P 1

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Summary of Contents for miniDSP OpenDRC-AN

  • Page 1 OpenDRC-AN USER MANUAL Manual revision Description Date V1.0 Initial revision 13-07-2012 www.miniDSP.com miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 2: Table Of Contents

    IR remote learning feature ................................... 15 3.4 ..............................................15 Firmware upgrade ......................................15 Technical Specifications ...................................... 17 Troubleshooting ........................................19 miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 3: Product Introduction

    1 x 5VDC universal power supply with interchangeable plugs for US, UK, EU, AU  1 x short step by step startup guide miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 4 WARRANTY TERMS miniDSP Ltd warrants all our products to be free of from defects in materials and workmanship for a period of one year from the invoice date. Our warranty terms do not cover failure of the product due to an external trigger, misuse, servicing or usage outside of the recommended use.
  • Page 5: System Connectivity

    OFF before doing any connection modifications. Note that the computer is only required for initial configuration. IR Remote for control OpenDRC DIGITAL AUDIO Platform SOURCE DIGITAL AUDIO Destination PC/MAC miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 6: Dc Power Connectivity

    Here is a picture of the power supply provided along with the plugs. 2.2.2 Analog Audio connectivity The OpenDRC-AN can accept analog balanced or unbalanced signals for input and output. If you do not wish to build custom cables, many cables/transformer adapters are readily available Signal...
  • Page 7 Connect & Synchronize Providing your board is connected to the PC with a USB cable, the following dialog box pops up with 4 options: miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 8 Let’s move on to the architecture of the software to understand how to setup your system. miniDSP Ltd – Hong Kong / Email : info@minidsp.com...
  • Page 9: Plug-In Architecture - Opendrc 2X2 Plug-In

    The RMS meter will quickly indicate the average value of the input signal in dBFS. Individual faders control the digital gain at the input and per channel mute status. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 10: Input Channel Mode

    Advanced mode: Allow IIR filter biquad mode for advanced custom filters. (e.g. AutoEQ with REW) EQ band selection Select the filter type Per Band bypass EQ miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 10...
  • Page 11: Fir (Finite Impulse Response) Filter Section

    Click on Browse to find a .bin file in the correct IEEE754 single floating point format File is being loaded to the user interface with a confirm message. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 12: Output Section

    Note that you do not need to enter all coefficients. The interface will automatically zero fill the remaining once you click the button process 3.1.7 Output Section miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 12...
  • Page 13 Linkwitz Riley (LR): Available in 12, 24, 48dB/oct Butterworth (BW): Available in 6, 12, 18, 24, 30, 36, 42, 48dB/oct Bessel: Available in 12dB/oct miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 14: Load/Save/Restore A Configuration

    Use this feature to restore the board back to factory default. Warning that all configurations will be restored back to default from this action. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 15: Ir Remote Learning Feature

    Make a backup of your configuration files. All Configuration/Preset files are stored as 4 .xml files in your local PC under \My Documents\MiniDSP\OpenDRC-2x2\setting. Make a copy somewhere else on your PC (e.g. Desktop) If any questions/issues, please get in touch with us.
  • Page 16 Step 3: Click OK and a Upgrade utility will automatically pop up. Step 4: Click on “Open Hex file” to browse to the firmware file and browse to the following folder: \Program Files\MiniDSP\OpenDRC- 2x2\firmware_tools\Windows .
  • Page 17: Technical Specifications

    Please consult the plug-in specs for more info. FIR filter storage FIR taps coefficients & DSP configuration automatically loaded at bootup miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 18 5VDC single supply / 600mA @ 5V - 2.1 round plug Dimensions (H x W x D) mm 52 x 180 x 200mm miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 19: Troubleshooting

    - Send us an email (info@minidsp.com) with a clear explanation of the symptoms and descriptions of the troubleshooting steps you already performed miniDSP Ltd – Hong Kong / Email : info@minidsp.com...

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