AMS Neve 1073LB 500 Series Microphone Preamp Module Features: Classic Neve transformer-balanced Class A Mic/Line preamp Proprietary Neve Marinair transformers on input and output stages Both Mic and Line inputs are transformer balanced and earth free Gain knob with Signal Presence LED; Phase reverse (180 phase) switch +5/-20dB level Trim control with integrated 48V phantom power on/off switch Polarity reverse, Impedance, and Front Input selector switches Front XLR/TRS combo connector with intelligent phantom power switching Audio Processing Insert feature allows processing from adjacent 1073 LBEQ and/or 2264ALB modules to be inserted into the 1073LBs pre-output stage Line Input: Impedance 4k bridging, gain -20dB to +10dB in 5dB steps Microphone Input: Selectable impedance (300/1200), gain +20dB to +80dB in 5dB steps Output is transformer balanced and earth free Distortion: Frequency Response: 0.5dB, 20Hz20kHz, -3dB at 40kHz Compatible 500 Series chassis with power supply and line-level I/O connectors required, not supplied Designed and crafted in England by AMS Neve engineers Tech Specs Preamp Type: 500 Series Solid State Preamp Number of Channels: 1 Frequency Response: 20Hz-20kHz (0.5dB) Phantom Power: Yes Pads: -20dB (trim) Polarity Switch: Yes Analog Inputs: 1 x XLR/1/4" TRS combo (mic/line) Module Slot Size: Single Power Usage: +16V/120mA, -16V/110mA Height: 5.25" Depth: 5.75" Width: 1.5"