DX810 – 30
DX810 Specifications
INPUTS / OUTPUTS
Inputs 1-8:
Balanced, Phoenix-type terminals
Bus A and B:
Balanced, Phoenix-type terminals, Direct to
Mix Buses
Outputs A-J:
Balanced, Phoenix-type terminals
Record Outputs A/B:
Unbalanced, RCA
Direct Outputs 1-10:
Unbalanced on DB15
(bottom row is signal return)
Logic Inputs:
10 Inputs on DB25
Series resistance: 570
Ω
Internal pull-up:
47 k
Ω
to +5 VDC
Input voltage:
+5.5 VDC maximum
Active voltage:
+1.0 VDC maximum
Logic Outputs:
10 open-collector Outputs on DB25
Series resistance: 550
Ω
Internal pull-up:
10 k
Ω
to +5 VDC
Active current:
10 mA maximum
Active voltage:
+0.8 VDC max @ 1 mA
Serial Ports:
2 RS-232C on DB9 (COMM PORTS)
PANEL 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
PANEL INDICATORS
Input Levels:
12-segment LEDs per ch.
Output 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
LED METER VALUES
1. Red (scale: OL):
> –2 dB full-scale (> 16 dBu)
2. Yellow (scale: 2):
> –4 dB full-scale (> 14 dBu)
3. Yellow (scale: 4):
> –7 dB full-scale (> 11 dBu)
4. Yellow (scale: 7):
> –10 dB full-scale (> 8 dBu)
5. Green (scale: 10):
> –15 dB full-scale (> 3 dBu)
6. Green (scale: 15):
> –20 dB full-scale (> –2 dBu)
7. Green (scale: 20):
> –25 dB full-scale (> –7 dBu)
8. Green (scale: 25):
> –30 dB full-scale (> –12 dBu)
9. Green (scale: 30):
> –35 dB full-scale (> –17 dBu)
10. Green (scale: 35):
> –40 dB full-scale (> –22 dBu)
11. Green (scale: 40):
> –50 dB full-scale (> –32 dBu)
12. Green (scale: 50):
> –60 dB full-scale (> –42 dBu)
SIGNAL PROCESSING
General:
Five 32-bit floating-point DSPs
24-bit A/D and D/A converters
512Kx16 Flash ROM
128Kx32 SRAM (with battery backup)
Inputs:
3-band shelving EQ with parametric mid
Gain:
±
15 dB
Corner Frequency:
LO: 20 Hz-500 Hz variable
HI: 500 Hz-20 kHz variable
Center Frequency:
MID: 20 Hz-20 kHz variable
Gate on each Input
Threshold: –60 dBFS to –1 dBFS
Hold:
0 ms to 2500 ms
Release:
10 ms to 2500 ms
Range:
–100 dB to –1 dB
Outputs:
Delay on each Output
Temp:
–40ºF to 122ºF
(40ºC to 50ºC)
Coarse:
0 ms to 200 ms
Fine:
0
µ
s to 997
µ
s
Crossover
Polarity:
0º, 180º
Filter Type: High-Pass, Low-Pass,
Band-Pass
Alignment: Linkwitz-Riley,
Butterworth, Bessel
Filter Slope: 12 dB/oct, 18 dB/oct,
24 dB/oct (Butterworth only)
Frequency: 20 Hz-20 kHz
1/3-Octave Graphic EQ on each Output
Gain:
±
15 dB
ISO-Centered Frequencies: 20, 25,
31.5, 40, 50, 63, 80, 100, 125, 160,
200, 250, 315, 400, 500, 630, 800, 1 k,
1.25 k, 1.6 k, 2 k, 2.5 k, 3.15 k, 4 k,
5 k, 6.3 k, 8 k, 10 k, 12.5 k, 16 k, 20 k
8-Band Parametric EQ on each Output
Gain:
±
15 dB
Center Frequency:
20 Hz-20 kHz variable
Bandwidth: 0.1 octave to 6 octaves
Compressor/Limiter on each Input and Output
Threshold: –60.0 dB to –1.0 dB
Attack: 1 ms to 2500 ms
Release: 10 ms to 2500 ms
Ratio: 1:1 to 20:1
Output: 0 dB to +20.0 dB
