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Marshall Electronics
16 Channel Digital Audio Monitor – 1RU Mainframe

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The AR-DM21 is ideal for TV facilities, studios, post production, VTR bays, mobile production vehicles, satellite links, and wherever multichannel audio monitoring is required.
The AR-DM21 also provides LED indicators for monitoring signal presence and system status. Both VU and peak metering are supported. 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-DM21 provides two magnetically-shielded loudspeakers in a compact 1RU design.
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.


  • 1RU (1.75")
  • 16 LED Indicators for channel presence
  • 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" Headphone Jack


Item Includes

Standard Manufacturer's Warranty

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