Marshall Electronics AR-DM31 Audio Monitor

16 Channel Digital Audio Monitor – 1RU Mainframe

The AR-DM31 is a third generation digital audio rack-mount monitor from Marshall, featuring improved audio quality and a redesigned chassis. The AR-DM31 has reengineered speaker enclosures to maximize output power and new front panels that allow more natural reproduction of all frequencies in the 200-20,000 Hz range. The existing volume and balance knobs have been modified for easier access.

In stock
Part No:
AR-DM31
£2,409.00 £2,007.50
Did you find this item priced lower than £2,409.00 somewhere else? Yes

The AR-DM31 is a third generation digital audio rack-mount monitor from Marshall, featuring improved audio quality and a redesigned chassis. The AR-DM31 has reengineered speaker enclosures to maximize output power and new front panels that allow more natural reproduction of all frequencies in the 200-20,000 Hz range. The existing volume and balance knobs have been modified for easier access.

The AR-DM31 is ideal for TV facilities, studios, post production, VTR bays, mobile production vehicles, satellite links, and wherever multichannel audio monitoring is required. The AR-DM31 supports 16 audio channels with four slots available for interchangeable input / output modules. This unit also provides pristine audio quality and unrivaled flexibility with 100% digital processing, Class D (digital) amplification, selectable stereo downmix modes, Dolby® Digital / Dolby® E decoding capability (with optional ARDM-D552 module), a 1/4-inch headphone jack with Level control, and a USB port for on-site firmware upgrades.

The AR-DM31 also provides LED indicators for monitoring signal presence and system status. Channel, Group, Mix, Dolby®, and Balance selection, and saved configurations are easily accessed via the system's large navigation buttons. For audio playback, the AR-DM31 provides two magnetically-shielded loudspeakers in a compact 1RU design.

  • Only 1RU (1.75-inch)
  • 16 LED Indicators for channel presence
  • User-configurable with a variety of modules
  • 100% Digital Processing
  • Class D Audio Amplification
  • Selectable Stereo Downmix Modes
  • USB 2.0 Port enables on-site firmware upgrades
  • Ethernet port allows remote alarm monitoring
  • Balance and Volume Control
  • 1/4-inch Headphone Jack
More Information
Specification

HDSDI Input Module       

  • Dolby Support: ARDM-D552 Module
  • 1/4" Headphone Jack: Yes
  • 16 LED Indicators for channel: Yes
  • Internal Speakers: Yes
  • Modular Input Slots: 4
  • Self-Sensing: Yes
  • 1 x SDI 75Ω BNC: 16 Channels Embedded Audio
  • PCM,Dolby E, Dolby Digital AC3: Yes
  • Video Formats: 525i, 625i, 720p, 1080i, 1080p
  • De-Embedded from SDI: Yes
  • Sample Rates: 44.1kHz, 48kHz
  • Unbalanced 75Ω BNC: 4 x AES/EBU Inputs
  • Unbalanced 75Ω BNC: 4 x AES/EBU Passive Loop Outputs
  • Formats: Professional and Consumer (SPDIF)

AES BNC Module                

  • PCM,Dolby E, Dolby Digital AC3: Yes

AES XLR Module                 

  • 4 x AES/EBU Balanced 110Ω: DB-25 Connector
  • Formats: Professional and Consumer (SPDIF)
  • PCM,Dolby E, Dolby Digital AC3: Yes
  • Sample Rates: 44.1kHz, 48kHz

AA-8XLR Module                

  • 8 x Analog Balanced XLR: DB-25 Connector
  • Reference: 0, 4, 6, or 8dBu = -20dBFS Selectable
  • DB-25 Pinout: GOLD-DB25-XLR-05 Break-Out Cable

AES 4 Out Module             

  • Output: 4 x AES/EBU Unbalanced 75Ω BNC
  • Formats: Professional and Consumer SPDIF
  • Audio Coding: PCM,Dolby E, Dolby Digital AC3,
  • Sample Rates: 44.1kHz, 48kHz

AA-2 Out Module               

  • Outputs: 2 x Analog Balanced XLR
  • Reference: -20dBFS = 8dBu

Control Features                

  • Volume Control: Yes
  • Balance Control: Yes
  • Ethernet: Yes
  • Memory Stick Upgradable: Yes
  • Mute Functions: Yes
  • Controls on front Panel: Yes
  • SRC Switch Selector: Yes
  • Handles: Yes

Power   

  • Voltage: 24 VDC
  • Consumption: Less than 45W
  • Connector: 4Pin XLR

Dimensions

  • Rack Unit dimensions: 18.94” x 1.75” x 12.83” (1RU)
  • Weight (Main Body): 3.7 lbs