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Alldsp PLP428 User Manual

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ALLDSP PLP428
User Manual
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ALLDSP PLP428
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Summary of Contents for Alldsp PLP428

  • Page 1 ALLDSP PLP428 User Manual ALLDSP PLP428 Page 1/13...
  • Page 2 ALLDSP PLP428 Introduction Congratulations on the purchase of your PLP428. ALLDSP strives to be the best in high end digital audio processing. After you have become familiar with your processor, we encourage you to experiment and find the most effective and efficient way to run your system by utilizing the powerful processing of the PLP428.

  • Page 3: Safety Instructions

    ALLDSP PLP428 Safety Instructions WARNING, FOR YOUR PROTECTION READ THE FOLLOWING: The apparatus shall not be exposed to dripping or splashing liquid and no object filled with liquid, such as vases, shall be placed on the apparatus. CLEAN ONLY WITH A DRY CLOTH. DO NOT BLOCK ANY VENTILATION OPENINGS. INSTALL IN ACCORDANCE WITH THE MANUFACTURERS INSTRUCTIONS.

  • Page 4: Front Panel

    1.1.1. USB Connector The USB connector is used to connect the PLP428 to a PC or MAC. It can then be configured and controlled in real time with the freely available PC and MAC configuration program. Please check our website regularly for updates.
  • Page 5 ALLDSP PLP428 1.2.2. Power Switch The Power Switch turns the PLP428 on and off. As with all professional audio installations, power amplifier should be turned on last when powering up and must be turned off first when powering down. 1.2.3. Ethernet Connector This RJ-45 connector is used to connect your product to a network.

  • Page 6: Getting Started

    Please refer to the Software Manual available on our website for details on the control software. Note: Please make sure there is only one device (Windows PC, MAC PC or iOS device) running the ALLDSP software at any time. The software can control as many devices simultaneously as the network can handle. In a typical (default) DHCP configuration, this is 200 units.

  • Page 7: System Setup And Gain Structure

    2.2.2.3. Fixed IP address It is also possible to set a fixed IP address and subnet mask for the PLP428. WARNING: If you set a wrong address (in a different range than your computer), you may not be able to connect anymore. It is strongly recommended to consult a system administrator before making such settings.

  • Page 8: Setup And Operation

    ALLDSP PLP428 3. Setup And Operation Before plugging the processor in, always make sure that the power supply matches the product specification voltage. Install this device on a flat, stable surface, not bent or curved. Do not supply power before all components of the system are set up and connected properly.

  • Page 9: High Pass Filter

    ALLDSP PLP428 3.2.5. High Pass Filter Adjust the high pass frequency by dialing the rotary encoder. You can switch the high pass filter off by dialing the rotary encoder down (counterclockwise) until the frequency passes 20Hz. Press the rotary encoder to change the filter type. Select the type by turning the rotary encoder. You can choose from: Butterworth 6dB, Bessel 6dB, Butterworth 12dB, Bessel 12dB, Linkwitz Riley12dB, Butterworth 18dB, Bessel 18dB, Butterworth 24dB and Bessel 24dB.

  • Page 10: Output Setup

    ALLDSP PLP428 3.3. Output Setup Press the Channel Up or Down button to select the output channel you wish to edit. Make the first settings with the output turned low or muted. To toggle through the different items, press the Item Up or Item Down buttons.

  • Page 11: Phase Inversion

    ALLDSP PLP428 3.3.6. Parametric Equalizer (PEQ) There are 10 bands of parametric equalization. Each band can be adjusted freely over the frequency range of 20Hz to 20kHz. Adjust the frequency by dialing the rotary encoder. Press the rotary encoder to select the parameters. The available parameters are: Frequency (20Hz to 20kHz), Gain (-12dB to +12dB), Q (0.2 to 25), Enabled (On or Off), Type (Bell, High Shelf, Low Shelf, Notch,...

  • Page 12: System Menu

    3.4.3. Access Level The PLP428 has the option of locking away the front panel controls to avoid tampering of settings by unauthorized persons. To lock the unit, select "Locked" by turning the rotary encoder, and push it to confirm.

  • Page 13: Appendix A: Declaration Of Conformity

    DECLARATION OF CONFORMITY ALLDSP GmbH & Co. KG Kueferstrasse 18 59067 Hamm Germany declares that the product: PLP428 conforms to the following Product Specifications: Safety: IEC 60065 -01+Amd 1 EMC : EN 55022:2006 EN 55103 -1, -2 2008 EN 55024:1998...

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