Part No. 0009774 Rev. C 05/07
DX
8
8X2 DIGITAL MIXER AND SIGNAL PROCESSOR
Eastern Acoustic Works | One Main Street | Whitinsville, MA 01588 USA | TEL toll free within US/Canada 888.337.7404
TEL outside US 425.892.6503 | FAX 425.485.1152 |
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INPUTS / OUTPUTS
Inputs 1-8:
Balanced, Phoenix-type terminals
Bus A and B:
Balanced, Phoenix-type terminals,
direct to Mix Buses
Master Outputs:
Balanced, Phoenix-type terminals
Record Outputs A/B:
Unbalanced, RCA
Direct Outputs 1-8:
Unbalanced on DB15
(bottom row is return)
Logic Inputs:
10 inputs on DB25
Logic Outputs:
10 open-collector outputs on DB25
Serial Ports: 2 RS-232C on DB9
CONTROLS
Input Trim: 8 Rotary potentiometers
Input Gain: 2 Pushbuttons per input
EQ: 2 Pushbuttons for low, 2 for high
Master Output Gain: 2 Pushbuttons per output
Mode Select:
1 Pushbutton
Power:
Rocker switch
Phantom Power Select: 8 DIP switches
INDICATORS
Input Levels: 12-segment LEDs per ch.
EQ Levels: 12-segment LEDs per ch.
Mode Status: 3 LEDs; A/B/LOCK
Output Levels: 12-segment LEDs per ch.
Volume Setting: 12-segment LED bar graph
ELECTRICAL
AC Power: 90–240 VAC, 50/60 Hz, 1A
DC Power:
24 VDC, 3A
Fuse Ratings: 1.6A Slo Blo, 250V
SIGNAL PROCESSING
Five, 32-bit floating point DSPs, 24-bit
converters,
512k x 16 Flash, 128k x 32 SRAM
(battery back-up)
Inputs:
3-band shelving/peaking EQ: 20 Hz–20 kHz, variable frequency
Automatic Level Control (ALC) Range: 0 dB to –20 dB
Automix:
NOM On/Off
Gate Attenuation Depth: 0 dB to –60 dB
Gate Release Time: 0.5 s or 1.5 s
Outputs:
Automatic Level Control (ALC) Range: 0 dB to –20 dB
Automix MAC NOM:
1-8
Automix Last Mic On: None, Last, Input 1
2-band shelving EQ: 20 Hz–20 kHz, variable frequency
1/3-Octave graphic EQ
5-band parametric EQ
Compressor/limiter
AUDIO
Noise
(20 Hz–20 kHz bandwidth, Master Out, channel Trims @ unity gain, channel EQs flat, all
odd channels panned left, even channels panned right, Master Level @ Unity, Channel
Levels @ Unity:
–82 dBu
Single Channel to Master Out: –100 dB
(reference to 1% THD+N)
Total Harmonic Distortion (THD+N)
(1 kHz @ +10 dBu {unity level} 20 Hz–20 kHz)
Mic in to Master Out: Below 0.005%
Crosstalk
1kHz relative to 0 dBu, 20 Hz–20 kHz bandwidth, Any line input to adjacent Direct Output,
Trim to unity: Less than –90 dB
Frequency Response
Mic Input to Direct Outputs: 3 Hz–192 kHz, +/–3 dB
Mic Input to Master
Outputs: 20 Hz–20 kHz, +/–0.5 dB
Equivalent Input Noise (EIN)
Mic in to Direct out, Max Gain
150 ohm Termination: –129.5 dBm unweighted
Common Mode Rejection (CMR)
Mic in to Direct out, Max gain
1kHz signal: Better than 80 dB
Maximum and Nominal Levels and Ranges
Mic Inputs: +18 dBu, +4 dBu, 0 to 60 dB gain
Line Inputs: +18 dBu, +4 dBu, –30 to +30 dB gain
Bus A/B Inputs: +18 dBu, +4 dBu, –20 to +20 dB gain
All Outputs: +18 dBu, +4 dBu
Impedances
Mic Inputs:
1.3K ohms
Line Inputs:
40K ohms
All Other Inputs: 10K ohms or greater
All Outputs:
120 ohms
Phantom Power +48 VDC current limited to 7 mA per
input channel
PHYSICAL
Dimensions (HxWxD): 3.5” x 19” x 13.25”
(89 mm x 483 mm x 337 mm)
Net Weight: 12.5 lb (5.7 kg)
PC SYSTEM REQUIREMENTS
OS: Windows® ‘95, ‘98, NT®, 2000, XP
Processor: Pentium® or faster
RAM: 16MB minimum, 32MB recommended
Storage: 10MB free disk space
Display: 800 x 600 pixels, 256 colors minimum
LED METER VALUES
1.
Red (scale: OL):
>–2dB full-scale (>16dBu)
2.
Yellow (scale: 2):
>–4dB full-scale (>14dBu)
3.
Yellow (scale: 4):
>–7dB full-scale (>11dBu)
4.
Yellow (scale: 7):
>–10dB full-scale (>8dBu)
5.
Green (scale: 10):
>–15dB full-scale (>3dBu)
6.
Green (scale: 15):
>–20dB full-scale (>–2dBu)
7.
Green (scale: 20):
>–25dB full-scale (>–7dBu)
8.
Green (scale: 25):
>–30dB full-scale (>–12dBu)
9.
Green (scale: 30):
>–35dB full-scale (>–17dBu)
10.
Green (scale: 35):
>–40dB full-scale (>–22dBu)
11.
Green (scale: 40):
>–50dB full-scale (>–32dBu)
12.
Green (scale: 50):
>–60dB full-scale (>–42dBu)
