Behringer MDX1400 manual Technical Data, Audio Input

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)

26 8. TECHNICAL DATA