In these specifications, when dB represents a specific voltage, 0dB is referenced to 0.775V PMS
XLR type connectors are unbalanced, CH phone jacks are balanced (T=+, R=-, S=GND)and another phone jack is unbalance. Insert
phone jacks unbalanced (T=OUT, R=IN, S=GND)
To have max sensitivity, all faders and level controls should be set at max position and it will produce a stereo output of +4dB(1.23V)
