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Audio Rack 1RU 16ch Tri-Color Bar Graph FPGA
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The Marshall Electronics AR-DM21-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-DM21-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 ¼” headphone jack with Level control, and an RS-485 port for on-site firmware upgrades.
AR-DM21-B features include:
- 16 Tri-Color VU/PPM 20-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" Headphone Jack
| Audio Support |
Dolby Support |
ARDM-D552 Module |
| 1/4" Headphone Jack |
Yes |
| 16 x 20 Segment LED Bar Graph |
Yes |
| Internal Speakers |
Yes |
| Modular Input Slots |
4 |
| HDSDI Input Module |
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 |
| AES BNC Module |
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) |
| 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 |
100VAC-230VAC |
| Consumption |
Less than 45W |
| Connector |
AC Power Cable |
| Dimensions |
Rack Unit dimensions |
18.94” x 3.50” x 12.93 |
| Weight (Main Body) |
8.85 lbs. |
© 1996 - 2024 | All Rights Reserved
Audio Video Supply Inc.
4542 Ruffner St. Suite 220
San Diego, CA 92111
Prices and specifications subject to change without notice.
