输入:INPUT: Impedance 500 Kohm/ Maximum Voltage 9 Vpp
RETURN: Impedance 33 Kohm// Max 10Vpp OUTPUT
输出:LINE OUT: Balanced, Maximum Voltage 6 Vpp | (GND Lift - Level - Pre/Post)
SEND: unbalanced, Max Voltage 20Vpp (Pre Eq)
TUNER OUT: unbalanced, Max Voltage 2Vpp