Sonifex RB-LU4 1U Quad Stereo Unbalanced to Balanced Converter

The Sonifex RB-UL4 is a 1U rack-mount quad stereo unit for interfacing domestic or semi-professional unbalanced equipment to professional balanced line levels. All connections are on the rear panel. The eight RCA unbalanced inputs have an impedance of 10kOhms and are routed to eight balanced XLR-3 outputs with an output impedance of