Questions? Call Us:

Marshall Electronics AR-DM31-B
16 Channel Digital Audio Monitor - 1RU Mainframe with Tri-Color LED Bar Graphs


The AR-DM31-B is a third generation digital audio rack-mount monitor from Marshall Electronics, featuring improved audio quality and a redesigned chassis.
Learn More
Our Price: $2,058.75
List Price: $2,423.00
You save 15%!
Write the first review.

Full Compass offers free ground shipping on thousands of stock and non-stock (special order) items for orders placed on this web site and shipping in the continental US (48 states).

Learn More

Free Shipping


Marshall Electronics AR-DM31-B
Usually ships in 7-14 business days.
Need it sooner? Call us!

Similar Products

The AR-DM31-B is a third generation digital audio rack-mount monitor from Marshall Electronics, featuring improved audio quality and a redesigned chassis. The AR-DM31-B 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-B 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-B 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-B provides 10-segment tri-color bar graphs, while supporting VU and peak metering. 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-B provides two large, high performance / magnetically-shielded loudspeakers and subwoofer.

Marshall Electronics 16 Channel Digital Audio Monitors are equipped with features to help broadcasters comply with CALM and EBU loudness regulations. The monitors provide timely visual and audio alerts, email notifications and complete logging of noncompliant signals.

Marshall Electronics AR-DM31-B Features:

  • 16 Tri-Color VU/PPM 10-Segment LED Bar Graphs
  • User-configurable with a variety of modules
  • 100% Digital Processing
  • Class D Audio Amplification
  • Dolby® Digital / Dolby® E Decoding (with optional ARDM-D552 module)
  • 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

Marshall Electronics AR-DM31-B Specifications:

  • HDSDI Input Module:
    • Dolby Support: ARDM-D552 Module
    • 1/4" Headphone Jack: Yes
    • 16 x 10 Segment LED Bar Graph: Yes
    • Internal Speakers: Yes
    • Modular Input Slots: 4
    • Self-Sensing: Yes
    • 1 x SDI 75 ohm BNC: 16 Channels Embedded Audio
    • PCM, Dolby E, Dolby Digital AC3: Yes
    • Video Formats: 525i, 625i, 720p, 1080i, 1080p
    • De-Embedded from SDI: Yes
  • AES BNC Module:
    • Sample Rates: 44.1kHz, 48kHz
    • Unbalanced 75 ohm BNC: 4 x AES/EBU Inputs
    • Unbalanced 75 ohm BNC: 4 x AES/EBU Passive Loop Outputs
    • Formats: Professional and Consumer (SPDIF)
    • PCM, Dolby E, Dolby Digital AC3: Yes
  • AES LXR Module:
    • 4 x AES/EBU Balanced 110 ohm: 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 75O 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 7.80” (1RU)
    • Weight (Main Body): 3.7 lbs

To be the first to review this item, click here.

Add to Cart

We're sorry, only of this item available

Call a Sales Pro at 800-356-5844 for more information

© 2017 Full Compass Systems, LTD  9770 Silicon Prairie Parkway, Madison, WI 53593  All rights reserved.

We are not responsible for typographical errors in pricing or product specification
inaccuracies in our catalog or web site. Prices are subject to change without notice.