Specifications – TOA Electronics D-901 User Manual

Page 89

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89

20. SPECIFICATIONS

20.1. D-901 Digital Mixer

Power Source

100 – 120 V, 230 V AC, 50/60 Hz

Power Consumption

40 W

Frequency Response

20 – 20,000 Hz, ±1 dB (±4 dB* input)

Input

Max. 12 channels, modular construction (modules optional)

Output

Max. 8 channels, modular construction (modules optional)

Feedback Suppression

12 filters (auto/dynamic)

Function
Auto Mixing Function

Ducker (auto muting), NOM attenuation

Auto Mixing Group

4 groups

Equalizer/Filter

Parametric equalizer: 20 – 20,000 Hz, ±15 dB, Q: 0.267 – 69.249
Filtering: High-pass filter

20 – 20,000 Hz, 6 dB/oct, 12 dB/oct

Low pass filter

20 – 20,000 Hz, 6 dB/oct, 12 dB/oct

Notch filter

20 – 20,000 Hz, Q: 8.651 – 69.249

All-pass filter

20 – 20,000 Hz, Q: 0.267 – 69.249

High shelving filter

6 – 20,000 Hz, ±15 dB

Low shelving filter

20 – 500 Hz, ±15 dB

Horn equalizer

20 kHz, 0 to +18 dB (1 dB steps)

Crossover filter: 20 – 20,000 Hz, 6 dB/oct, 12 dB/oct, 18 dB/oct, 24 dB/oct

Compressor

(Compressor mode)

/Auto-Leveler

Threshold:

–20 to +20 dB (1 dB steps)

Ratio:

1:1, 2:1, 3:1, 4:1, 8:1, 12:1, 20:1,

∞:1

Attack time:

0.2 ms – 5 s

Release time:

10 ms – 5 s

Gain:

∞ to +10 dB

(Auto-leveler mode)

Target level:

–20 to +20 dB (1 dB steps)

Maximum gain: 0 to +20 dB (1 dB steps)
Attack time:

10 ms – 10 s

Release time:

100 ms – 10 s

Delay

Delay time: 0 – 682.6 ms (0.021 ms steps)

Matrix

12 x 8

Crosspoint Gain

∞ to 0 dB (1 dB steps)

Preset Memory

16

Auxiliary Function

Protect function

Control

RS-232C, D-sub connector (9 pins), Remote control module (option)

Front Panel Section

Preset memory selector key: 8
LCD screen, screen shift key (up/down/left/right), setting knob
Input level indicator:

Dual color LED

Output level indicator:

Dual color LED

Channel selector key:

12 (input channel selection)
8 (output channel selection)

Channel volume control: 1 (input channel selection)

1 (output channel selection)

Rear Panel

Input module slot:

6 (input/output module slot: 2)

Output module slot:

2

Remote control module slot:

1

Operating Temperature

+5 to +40 °C

Finish

Panel: Aluminum, hair-line finish, black
Others: Pre-coated steel plate, black (30% glossy)

Dimensions

482.6 (w) x 132.6 (h) x 320 (d) mm (excluding projection)

Weight

6.9 kg

Signal Processing

* 0 dB = 0.775 V

Note: The design and specifications are subject to change without notice for improvement.

• Accessories
AC power cord (2 m) ............................................. 1
Rack mounting screw (5 x 12) ............................... 4
Fiber washer for M5 ............................................... 4

Rack mounting bracket (preinstalled on the unit) .. 2
Module mounting screw (spare) ............................ 4
Blank panel (preinstalled on the module slot) ........ 9

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