Technical SpecificationsInputNumber of Channels EightInput Impedance, XLR Input 1.3K OhmsInput Impedance, Line Level Input 10k OhmsConnectors Neutrik™ ComboOutputADAT™ LightPipe Digital Optical 24-bitInsert (TRS) Send (Unbalanced) 51 OhmsReturn (Unbalanced) 10k OhmsPanel ControlsPotentiometer Gain Range (10dB gain at lowest setting) 0dB to +45dBPad -20 dBPhantom Power +48 VMetersSignal Present LED -20dBuClip LED +22dBuDigitalSampling Rates 32kHz, 44.1kHz, 48kHzPerformanceMaximum Preamplifier Gain +55dBHeadroom +22dBFrequency Response 20Hz-50kHzTHD + Noise (Unweighted) <0.009%Noise Floor -94dBuSignal to Noise >98dBAnalog Dynamic Range >120dBPower Supply Rejection >98dBAmplifier Type Dual ServoPhysicalSize 1U RackDimensions 19" W x 1.75" H x 9" DWeight 10 lbs.Chassis SteelPanel AluminumPower SupplyType Linear, Internal Input: 100/120/220/240V AC (Factory Configured)Power 80 Watts