总谐波失真 低于 0.05% 20 Hz–20 kHz @+4 dBu into 600 , INPUT to OMNI OUT, 输入增益=小 (Measured with a –18 dB/octave filter@80 kHz) 频率响应 +0.5, –1.5 dB 20 Hz–20 kHz, refer to +4 dBu output @1kHz, INPUT to OMNI OUT ...