AUDIO INPUTS Connectors: XLR and 1/4 TRS Type: RF filtered, servo-balanced input Impedance: 50 kOhms balanced, 25 kOhms unbalanced Nominal operating level: -10 dBV to +4 dBu Max. input level: +21 dBu balanced and unbalanced CMRR: Typ. 40 dB, > 55 dB @ 1 kHz Connectors: XLR and 1/4" TRS Type: Electronically servo-balanced output stage Impedance: 60 Ohms balanced, 30 Ohms unbalanced Max. output level: +22 dBu balanced and unbalanced