INPUTConnector1/4" TRS phone and XLRImpedance> 50KΩ balanced, > 25KΩ unbalancedMaximum Level+24dBu, balanced or unbalancedCMRR> 40dBu at 1KHz, typically > 55dBSIDE CHAIN INSERTConnector1/4" TRS phoneImpedanceTip = > 10KΩ (input) Ring = 2KΩ (output)Maximum Level+24dBuOUTPUTConnector1/4" TRS and XLRImpedance120Ω balanced, 60Ω unbalancedMaximum Level+21dBu, > +20dBm into 600Ω, balanced or unbalancedFrequency Response20Hz - 20KHz ; +0, -0.5dB, typical 3dB points are 0.35Hz and 110KHz, unity gainNoise< -90dBu, 22Hz to 22KHz, no weighting, unity gainTHD+NTypically < 0.04% ; any amount of compression up to 40dB @ 1KHz Typically < 0.08% @ +10dBu (15dB gain reduction)COMPRESSORThreshold Range-40dBu to +20dBuThresohold CharacteristicSelectable OverEasy or Hard KneeCompression RatioVariable ; 1 : 1 to infinity : 1, 60dB maximum compressionAttack TimeVariable program-dependent ; 3ms to 340ms for 15dB gain reductionRelease RateVariable program-dependent ; 200dB/sec to 3dB/secEXPANDER / GATEThreshold RangeOff to +15dBuExpansion Ratio10 : 1Maximum Depth> 60dBAttack Time< 500us (from maximum depth)Release TimeAdjustable, 30ms to 3sec (to 30dB attenuation)PEAKSTOP LIMITERThreshold Range0dBu to +20dBuSYSTEM PERFORMANCEGain Adjustment Rangevariable ; -20dB to +20dBInterchannel Crosstalk< -80dB, 20Hz to 20KHzDynamic Range> 115dBStereo CouplingTrue RMS power summingOperating Temperature0°C to 45°C (32°F to 113°F)POWER SUPPLYOperating Voltage230VAC 50/60HzPower Consumption15 WattsPHYSICALDimension [HxWxD]1.75" x 19" x 6.75" (4.45 x 48.2 x 17.15 cm.)Weight5.05 lbs. (2.29 kg.)Shipping Weight7.20 lbs. (3.27 kg.)