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均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器均衡器 图示均衡器EQ-231B 功能特点 +8dB/+12dB输入电平调节 +12dB增益可供选择 双31段恒定Q值均衡器,各频段相互干扰减至最低 XLR及TRS输入输出 采用12dB/oct 50Hz低频切除滤波器 3色电平输出指示灯 频率响应＜10Hz至＞50kHz 动态范围大于108dB 前面板设有旁路开关 采用国际先进的SMT生产工艺 Specification Inputs Connectors：1/4〞TRS,female XLR (pin 2 hot) Type：Electrically balanced/unbalanced,RF filtered Impedance：Balanced 40 KΩ,unbalanced 20 KΩ Max lnput Level：＞+21dBu balanced or unbalanced CMRR：＞40dB,typically＞55dB at 1kHz Outputs Connectors: 1/4〞TRS,male XLR (pin 2 hot) Type：Impedance-balanced/unbalanced,RF filtered Impedance：Balanced 100 KΩ,unbalanced 50 Ω Max Output Level：＞+21dBu balanced into 2 KΩ or greater System Performance Bandwidth：20Hz to 20kHz,+0.5/-1dB Frequency Response：＜10Hz to＞50kHz,+0.5/-3dB Signal-to-Noise：90dB Dynamic Range：108dB THD+Noise：＜0.004% Interchannel Crosstalk：＜-80dB,20Hz to 20kHz Power Supply：100VAC 50/60Hz,120VAC 60Hz,230VAC 50/60Hz Power Consumption：15W Dimensions(H×L×D)：89×483×152mm Weight:3kg
