Behringer XR4400 - Manual (Page 2)

2 MULTIGATE PRO XR4400 Technical Specifications
MULTIGATE PRO XR4400
Reference-Class 4-Channel Expander/Gate
4 high-quality expander/gate channels
IRC (Interactive Ratio Control) expander/gate circuitry for virtually inaudible noise suppression
Extremely short attack time (<10 µsec) to capture ultra-high speed signals such as drums
Parametric side chain filter with monitor function
Independent Hold and Release controls for flexible envelope shaping
Maximum attenuation 80 dB
FlexLink system for ultimate master/slave configurations
Dedicated “Traffic light” Threshold and Gain Reduction LED indicators
Servo-balanced inputs and outputs with ¼" TRS and gold-plated XLR connectors
High-quality components and exceptionally rugged construction ensure long life
Conceived and designed by BEHRINGER Germany
Specifications
Audio Input
Connectors XLR and ¼" jack
Type RF filtered, servo-balanced input
Impedance 50 kOhm balanced, 25 kOhm unbalanced
Max. Input Level +21 dBu balanced and unbalanced
CMRR typ. 40 dB, >55 dB @ 1 kHz
Audio Output
Connectors XLR and ¼" jack
Type Electronically servo-balanced output stage
Impedance 60 Ohms balanced, 30 Ohm unbalanced
Max. Output Level +21 dBu, +20 dBm balanced and unbalanced
System Specifications
Frequency Response 18 Hz to 30 kHz, +/- 3 dB
Noise >95 dBu, unweighted, 22 Hz to 22 kHz
THD 0.008% typ. @ +4 dBu, 1 kHz, Gain 1
IMD 0.01% typ. SMPTE
Crosstalk <-100 dB, 22 Hz to 22 kHz
Gate Section
Type UTR (Ultra Transient Response) gate
Threshold variable (BYPASS to +10 dBu)
Attack program dependent
Hold variable (0 to 4 sec)
Release variable (50 ms to 4 sec)
Range variable (0 to -80 dB)
Expander Section
Type IRC (Interactive Ratio Control) expander
Attack program dependent
Ratio variable (1:1 to 1:4)
Side-Chain Filter
Frequency variable (100 Hz to 10 kHz)
BW (Bandwidth) variable (2.3 to 0.7 oct.)
Function Switches
Monitor monitors the side-chain key signal
Filter activates the side-chain filter
Mode gate/expander switch
Couple activates the FlexLink function