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[{"$nulls":4},"设  备  预  算  表"]
["报价项目：一楼西厅音响系统","会议室"]
["序号","名  称",null,"品牌型号","单位","数量","产地",null,"备  注","单价","总价"]
["1","主扩声全频音箱","EVH AUDIO","NF15","只",4,"中国",null,"“-3dB频响：45Hz-18kHz      \n驱动程序：1*15（385mm）/4音圈1x1.4”（36mm）/3音圈    \n额定功率：600W rms，2400W峰值  \n灵敏度：98dB  \n最大声压级：125dB持续，131dB峰值     \n阻抗：8欧姆，额定值          \n分散度：90 x40交叉频率：1.5kHz无源     \n输入连接器：2XSpeakon NL4 \n包装尺寸：580mm*560mm*820mm          \n净重量：33kg   \n含包装重量：38kg        "]
["2","主扩声全频音箱\n功放机","EVH AUDIO","Vortex 1000D","台",2,"中国",null,"◆功率：2×1000W/8Ω  2×1750W/4Ω  2×2250W/2Ω  3500W/8Ω桥接  4500W/4Ω桥接\n◆频率响应：20Hz-20KHz,+/-1dB\n◆总谐波失真：≤0.15%\n◆信噪比：≥100dB\n◆阻尼系数：≥500\n◆输入灵敏度：0.775v/1v/32dB\n◆输入阻抗（平衡/不平衡）：20KΩ/10KΩ\n◆电压增益（8Ω时）：41.2dB\n◆冷却：从前到后抽风\n◆产品外形尺寸（毫米）：483×305.5×89"]
["3","调音台","YAMAHA","“雅马哈”\nMG-12XU","台",1,"日本",null,"16路带效果调音台"]
[null,"无线话筒","SHURE","SVX288/PG58","台",1,"美国",null,"包括SVX88双通道接收机，配2个带PG58话筒头的手持发射机；\n无线话筒接收距离：高功率模式：75米，低功率模式：18米；\n总谐波失真:（参考±48千赫偏移，1千赫音频） <1%；\n动态范围: 90dB（A-加权，典型值）典型；\nSVX88为双通道接收机，多达6个可选频段, 8个可选频点, 1/4\" 和XLR插头，手持及领夹系统可选，具备静噪旋钮；\nSVX2/PG58手持接收机及咪头：高功率模式：10mW最大值；低功率模式：1mW最大值 ，2节 “AA”型碱性电池或充电电池 ，最大10小时（碱性电池）PG58频率响应：50-15KHZ,心型指向；用于专为突出领唱和伴唱人声的清晰度进行了优化，坚固耐用；"]
["4","电源时序器","YYAUDIO","NPW80","台",1,"中国",null,"八路电源分配器"]
["5",{"$nulls":9},52880]