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["经管学院二号会议室"]
["序号","设备名称","品牌","型号","技术参数","单位","数量","单价","小计","类似图"]
["一、扩声系统"]
[1,"主扩音箱","YYAUDIO","YT8","频率响应 55 Hz-18khz\n单元组成 1 × 8\"(200mm)/1.5\"声音线圈 LF\n1 × 1\"(25mm)/1\"声音线圈 HF\n额定功率 100W RMS，400W 峰值\n灵敏度 92dB 1 瓦特/1 米\n声压级 112dB 连续，118 分贝峰\n额定阻抗 8 欧姆名义\n指向性 90 ° × 50 °\n分频点 2.5 千赫被动\n输入方式 2 × Speakon NL4\n包装尺寸 615mm×380mm×535mm(carton/pair)\n净重 9.5 公斤/pc","只",2]
[2,"合并功放","YYAUDIO","YC350","输出功率 (1kHz,8Ω):300W×2\n信噪比:≤0.02%\n线路:=86dB\n话筒 :=76dB\n最小源电动势   \n线路:120mV +/-10%\n话筒:20mV +/-20%\n插入端子输入/输出电平:1.5V +/-10%\n音乐  低频:100Hz 高频:10kHz\n话筒  低频:100Hz 高频:6.3kHz\n总谐波失真:<0.2%(正常工作条件下)\n互调失真:<0.5%(正常工作条件下","台",1]
[3,"一拖二无线会议话筒","KDLK","KS-998","载波频段：UHF520~940MHz（选配）\n通道数：双通道\n调制方式：FM\n灵敏度：输入6dBv时，S/N>60Db  \n频带宽度：30MHz\n最大偏移度：±45KHz \n综合S/N比：>105dB\n综合T.H.D:<0.7% @1KHz \n综合频率响应：45Hz~18KHZ ±3dB\n供电：DC 12V~16V 10W \n输出插座：XLR平行式及6.3非平行式插座\n工作有效距离：120M","套",3]
[4,"壁挂支架",{"$nulls":3},"套",1]
[5,"合计",{"$nulls":6},20101,"以上报价不含税不含运费不含安装调试费"]