Marilyn Poly-DAR User Manual

Polyphonic digital audio repeater

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Poly-DAR
Polyphonic Digital Audio Repeater
User's Manual
Release date 04/06/2022
Document version 1.0

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Summary of Contents for Marilyn Poly-DAR

  • Page 1 Poly-DAR Polyphonic Digital Audio Repeater User’s Manual Release date 04/06/2022 Document version 1.0...
  • Page 4: Table Of Contents

    Table of Contents Introduction ................................1 Disclaimer ....................................1 Warranty..................................... 1 Customer Support ..................................1 Operation ..................................2 Standard Mode ..................................2 Dual Zone Mode ..................................2 Unit Layout .................................. 3 Top View ............................................. 3 Front View ..........................................3 SD Card slot ................................... 3 Serial Activity Indicator .................................
  • Page 7: Introduction

    Marilyn Systems will cover ground return shipping charges for products repaired or replaced under the conditions of this warranty. All products manufactured by others and sold as such by Marilyn Systems shall be governed by the terms of said manufacturer’s warranty.
  • Page 8: Operation

    In this mode, the Poly-DAR is still playing stereo files which must first be panned hard left for zone 1 and right for zone 2. We provide Audacity macros that automate the process by mixing both channels of a stereo track down to a single channel for either zone.
  • Page 9: Unit Layout

    Figure 2 – Front view SD Card slot All sound files and configuration information are stored on a class 4 or class 10 SD card up to 32GB in size. Serial activity indicator Lights to indicate serial port activity. ©2022, Marilyn Systems, llc.
  • Page 10: Input Activity Indicator

    Controls the volume of the built-in amplifier. The set value is retained even with the power removed. Optionally, the upper and lower volume limits can be specified to ensure that the audio is never turned too high or low. You can also specify a preset level with the buttons disabled altogether. ©2022, Marilyn Systems, llc.
  • Page 11: Rear View

    Select internal or external operation of the opto-isolators. Choose “INT” when simple dry-contact closures like buttons, relay contacts, etc. are needed. In this mode, the inputs share power with the Poly-DAR and the “-“ terminal on the input connector is used to activate the inputs.
  • Page 12: Dmx-512 / Rs-485 Terminate Switch

    Port 1 Pin Function Port 2 Pin Function DMX-512 / RS-485 + in DMX-512 / RS-485 + through DMX-512 / RS-485 - in DMX-512 / RS-485 – through RS-232 Rx RS-232 Tx Ground Ground Ground Ground ©2022, Marilyn Systems, llc.
  • Page 13: Right View

    Note that the terminal block is internally connected to the barrel jack. See figure 4 for a wiring • example. • A 24VDC 120W switching power supply will provide enough overhead when running the amplifier at full volume. ©2022, Marilyn Systems, llc.
  • Page 14: Power Wiring

    Power Wiring 24VDC power may be applied to the Poly-DAR using either the 2.5mm jack or terminal block (figure 7 below.) Unused power connectors should not be used to supply other devices. Figure 7 – Power wiring example ©2022, Marilyn Systems, llc.
  • Page 15: Amplifier Wiring

    Amplifier Wiring Speakers Speakers should be connected to the Poly-DAR as shown in figure 8 below. Multiple speakers may be connected in series / parallel as long as the 4-ohm load limit is not exceeded. Figure 8 – Stereo speaker wiring example...
  • Page 16: Input Wiring

    Internal mode should be used when simple dry-contact closures are needed for input triggers. The INT/EXT switch on the back of the Poly-DAR must be set to INT. In this configuration, the “-“ negative terminal on the input connector is used to trigger the inputs. The “C” terminal is not used. Please refer to figure 10 below for a wiring example.
  • Page 17: Audio Files

    Naming All audio files are referenced numerically by the Poly-DAR and files must be assigned a number so that they can be found and played. This is done by simply adding a three-digit number from 001 to 500 to the front of the file name.
  • Page 18: Configuration File

    Comments may be added and are preceded with a semicolon. Comments are for documentation purposes only and are ignored by the DAR. ; comment text Default values are assumed on all parameters if the parameter is not defined or defined incorrectly. ©2022, Marilyn Systems, llc.
  • Page 19: [Config] Section

    [Config] section Configure the operating mode of the Poly-DAR Parameter Value Default Description Standard Single stereo zone with up to eight voices and inputs available Mode DualZone Two mono zones each with definable input and voice counts Voices Sets the number of voices...
  • Page 20: [Amplifier] Section

    LineOutMode floating. Operate ONLY with line out mode enabled. • • Incorrect wiring or usage can damage the Poly-DAR and other equipment. Use at your own risk! Example 1: ; Full-range volume control [Amplifier] MinVolume = 0 MaxVolume = 100 Example 2: ;...
  • Page 21: [Startup] Section

    ; Volume will take 2 seconds to duck in and out for triggered tracks [Startup] Action = Ambient FirstTrack = 1 LastTrack = 4 Volume = 100 FadeRate = 2 DoNotDisturb = Yes DuckedVolume = 60 ©2022, Marilyn Systems, llc.
  • Page 22: [Zone1Startup] Section

    ; Volume will take 1 second to duck in and out for triggered tracks [Zone1Startup] Action = Ambient FirstTrack = 1 LastTrack = 4 Volume = 100 FadeRate = 1 DoNotDisturb = Yes DuckedVolume = 60 ©2022, Marilyn Systems, llc.
  • Page 23: [Zone2Startup] Section

    ; Continuously play ambient track 10 ; Volume will take 1 seconds to duck in and out for triggered tracks [Zone2Startup] Action = Ambient FirstTrack = 1 Volume = 70 FadeRate = 1 DoNotDisturb = Yes DuckedVolume = 60 ©2022, Marilyn Systems, llc.
  • Page 24: [Inputxmake] Section

    Stop Stop all tracks playing in the zone that the input is assigned to AllStop Stop all tracks playing on the Poly-DAR Specifies the first track to be played by the startup action. This Input # FirstTrack...
  • Page 25: [Inputxbreak] Section

    Stop Stop all tracks playing in the zone that the input is assigned to AllStop Stop all tracks playing on the Poly-DAR Specifies the first track to be played by the startup action. This Input # FirstTrack...
  • Page 26: Configuration File Example

    Configuration File Example Following is the configuration file on the SD card that came with you Poly-DAR ; ----------------------------------------------------------------------------- ; Example Poly-Dar Configuration File ; Written by: JLP ; In this example, the Poly-DAR is operating in Dual-Zone mode with triggered ;...
  • Page 27 ; In zone 2, play track 13 over ambient when input 7 is made [Input7Make] Action= Play FirstTrack= 13 volume= 100 DuckAmbient= no FadeRate= 0 ; All audio will stop playing when input 8 is made [Input8Make] action= AllStop ©2022, Marilyn Systems, llc.
  • Page 28: Firmware Upgrade

    Firmware Upgrade The firmware on the Poly-DAR can be upgraded by simply inserting a memory card with the update file present. Find the latest firmware on our website at www.marilynsystems.com To upgrade the firmware in your player, please use the following procedure: 1.
  • Page 29: Technical Specifications

    Poly-DAR Technical Specifications Audio • Plays up to eight 44.1KHz, 16-bit PCM WAV files simultaneously. • Class-D stereo amplifier delivers 50Watts-per-channel into a 4-to-8-ohm load at 24VDC Storage • SD or SDHC flash card up to 32GB. Class-4 or class-10 recommended User Interface •...
  • Page 30: Mechanical Drawing

    Mechanical Drawing Figure 13 –Mechanical drawing ©2022, Marilyn Systems, llc.

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