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TOA D-901 US Rack Mount Modular Digital Mixer 3U 12-In 8-Out

TOA D-901 US Rack Mount Modular Digital Mixer 3U 12-In 8-Out

SoundPro Item: 47782 | Part Number: D-901 US

$2,932.00
$3,628.00 $2,932.00
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MSRP: $3,628.00 | MAP: $2,932.00

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  • Modular I/O Architecture Scales From 2-In/4-Out To 12-In/8-Out As Needs Grow
  • Onboard Feedback Suppression Reduces Need For External Processing In Installed Rigs
  • Auto-Mixing Simplifies Operation In Conference And Multi-Mic Environments
  • 16-Preset Internal Memory Enables Instant Scene Recall Without A Connected PC
  • Front Panel LCD And Controls Allow Full Parameter Access Without A Computer
  • RS-232C Serial Port And Remote Module Slot Support System Automation Integration
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The TOA D-901 US is a 3U, 19-inch rack-mount digital mixer designed for installed sound engineers and AV integrators who need a scalable, self-contained processing platform without relying on a connected PC. Its modular construction allows the system to grow from a compact 2-in/4-out configuration up to a full 12-in/8-out setup as a project demands, making it a practical choice for conference rooms, houses of worship, performing arts venues, and multi-zone installed audio environments.

Signal processing is handled entirely within the unit. Feedback suppression and auto-mixing run natively, reducing the need for outboard processing and simplifying rack layouts. All parameters are accessible from the front panel controls and LCD display, covering EQ, dynamics, and crossover functions. Up to 16 complete parameter configurations can be saved to internal preset memory and recalled instantly with front panel keys, which is a meaningful operational advantage for venues that host varied program types or rotating staff.

Control flexibility extends to an RS-232C D-sub serial port and a remote control module slot, giving integrators options for system automation and third-party control integration. Compared to fixed-configuration digital mixers in the same class, the D-901 US stands apart through its modular I/O architecture, eliminating the need to over-provision inputs and outputs at installation time and allowing the system to adapt as infrastructure requirements change.

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Specifications

Dimensions
Width
482.6 mm (19")
Height
132.6 mm (5.22")
Depth
320 mm (13.51")
Rack Height
3U
Weight
Unit Weight
6.9 kg (15.21 lb)
Electrical
Power Source
100-120 V AC, 50/60 Hz
Power Consumption
40 W
Audio
Frequency Response
20 Hz - 20 kHz, +/-1 dB (+/-4 dB* input)
Input Channels
Max. 12 channels, modular construction (modules optional)
Output Channels
Max. 8 channels, modular construction (modules optional)
Preset Memory
16
Connectivity
Control Port
RS-232C, D-sub connector (9 pins)
Remote Control
Remote control module slot (option)
Construction
Panel Finish
Aluminum, hair-line finish, black
Body Finish
Pre-coated steel plate, black, 30% gloss
Controls
Front Panel
Preset memory recall key x8, LCD screen, screen shift keys (up/down/left/right), setting knob, dual color LED input level indicator, dual color LED output level indicator, 12 input channel selector keys, 8 output channel selector keys, 1 input channel volume control, 1 output channel volume control
Rear Panel
6 input module slots (input/output module slot x2), 2 output module slots, 1 remote control module slot
Environmental
Operating Temperature
+5 degrees C to +40 degrees C (41 degrees F to 104 degrees F)
Auxiliary Function
System Locking function
Included Items
Included Accessories
Power cord 2 m (6.56 ft) x1, rack mounting screw x4, rack mounting bracket (preinstalled) x2, module mounting screw spare x4, blank panel (preinstalled on module slot) x9

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