技术参数: Frequency Bands:2-31 1/3 Octave, ISO Spacing Input:RF Filtered Servo-Balanced Input Input Impedance:20Kohms Unbalanced 40Kohms Balanced Frequency Response:20Hz~200KHz, +/-1dB Noise:> -102dB THD:0.005% Channel Separation:Better Than 50dB Range of Filter Control:+/-12dB Select Max. Output Level:+21dB AC Voltage:100~120/60Hz or 200~240/50Hz VAC Selectable Dimension:482mm×135mm×88mm