Behringer MDX1400 User Manual
26
AUTOCOM PRO MDX1400
8. TECHNICAL DATA
AUDIO INPUT
Connectors
XLR and 1/4" jack
Type
RF filtered, servo-balanced input
Impedance
50 kOhm balanced, 25 kOhm unbalanced
Nominal Operating Level
+4 dBu/-10 dBV switchable
Max. Input Level
+21 dBu balanced and unbalanced
CMRR
typ. 40 dB, >55 dB @ 1 kHz
AUDIO OUTPUT
Connectors
XLR and 1/4" jack
Type
Electronically servo-balanced output stage (optional transformer-
balanced).
Impedance
60 Ohms balanced, 30 Ohm unbalanced
Max. Output Level
+21 dBu, +20 dBm balanced and unbalanced
SC INPUT
Connector
1/4" jack
Type
RF-rejecting, DC de-coupled, unbalanced input
Impedance
>10 kOhm
Max. Input Level
+24 dBu
SC OUTPUT
Connector
1/4" jack
Type
RF-rejecting, DC de-coupled, unbalanced output
Impedance
2 kOhm
Max. Output Level
+21 dBu
SYSTEM SPECIFICATIONS
Bandwidth
20 Hz to 20 kHz, +0/-0.5 dB
Frequency Response
0.35 Hz to 200 kHz, +0/-3 dB
Noise
>-95 dBu, unweighted, 22 Hz to 22 kHz
THD
0.008 % typ. @ +4 dBu, 1 kHz, Gain 1
0.04 % typ. @ +20 dBu, 1 kHz, Gain 1
IMD
0.01 % typ. SMPTE
Crosstalk
<-100 dB, 22 Hz to 22 kHz
Stereo Coupling
True RMS detection
EXPANDER/GATE SECTION
Type
IRC (Interactive Ratio Control) Expander
Threshold
variable (OFF to +15 dB)
Attack
<1 ms / 50 dB, program dependent
Release
variable (SLOW: 100 ms / 1 dB, FAST: 100 ms / 100 dB)
COMPRESSOR SECTION
Type
IKA (Interactive Knee Adaption) Compressor
Threshold
variable (-40 dB to +20 dB)
Ratio
variable (1:1 to oo:1)
Threshold characteristics
variable (Interactive or Hard Knee)
Auto characteristics
Wave Adaptive Compressor
Manual Attack Time
variable (0.5 ms / 20 dB to 100 ms / 20 dB)
Manual Release Time
variable (0.05 ms / 20 dB to 5 s / 20 dB)
Auto Attack Time
typ. 15 ms at 10 dB, 5 ms at 20 dB, 3 ms at 30 dB
Auto Release Time
program dependent, typ. 125 dB/s
Output
variable (-20 to +20 dB)
8. TECHNICAL DATA