保准硬盘播放器哪个好

总项"中国传媒大学南广学院录音教室建设项目招标",,,,"序号","项目","内容概要","数量","单位""一","系统核心","基于环绕声系统核心部分,进行音乐、影视作品后期音频处理",1,"套""二","监听系统","包含环绕声监听音箱及耳机等相关监听设备",1,"套""三","录制系统","包含拾音话筒及放大器部分,实现人声、拟音、对白、器乐的收录",1,"套""四","系统","包含项目的支架、线缆、插头等",1,"套""五","声学处理","包含设计、施工、材料",1,"套""七","安装调试","系统搭建、安装、调试、培训、维护等售前售后",1,"项""八","运输","货物运送至校方指定地点",1,"项""九","税费","系统所包含的所有税费,为校方开具正规发票",1,"项"分包一"录音教室设备部分(分包一)",,,,,,"序号","名称","品牌","型号","数量","单位","配置参数""一","系统核心",,,,,"1","苹果电脑","Apple","MACPRO4核3.
7主频",1,"台","CPU≥3.
7GHz四核IntelXeonE5内存≥12GB1866MHzDDR3ECC显卡≥双AMDFireProD300,各配备2GBGDDR5VRAM硬盘≥256GB闪存1Thunderbolt≥6个USB≥4个OSXElCapitan系统""2","21:9显示器34寸","Philips","BDM3470FP",1,"台","面板类型:IPS面板宽屏:21:9屏幕不小于29寸响应时间55dB@1kHz主输出:XLR-and1/4"TRS连接,平衡卡农输出:1/4"TRS连接(立体声)最大输出功率:+24dBm(负载阻抗100Ω)频率响应:10Hzto150kHz,+/-3dB噪音:22Hzto22kHz>90dB@0dBu动态范围:22Hzto22kHz:110dB失真(THD):0.
006%typ.
@+4dBu,1kHz,Gain1""10","监听耳机","SONY","MDR-7506",1,"只","类型:动圈式;峰值功率:≥500m瓦;输入功率大于等于1000m瓦;灵敏度:106dB/m瓦;频率响应:10~20KHz;阻抗:63ohms带转接头线长≥3米""11","监听耳机","AKG","K240",2,"只","耳机类型:半开放音频带宽:15至25000赫兹灵敏度耳机:104分贝/V最大输入功率:200兆瓦额定阻抗:55欧姆可拆卸电缆电缆长度≥3米耳垫可更换""三","录制系统",,,,,"1","大振膜电容话筒","Neumann","TLM103",1,"支","指向性:心型频响:20Hz-20KHz灵敏度(1KHz-1Kohm):21mV/Pa输出阻抗:50ohms负载阻抗:1000ohms灵敏度(CCIR468-3):17.
5dB灵敏度(DIN/IEC651):7dB-AS/N比(CCIR468-3):76.
5dBS/N比(DIN/IEC651):87dB最大声压(THD小于0.
5%):138dB最大输出电压:13dBu传感器动态范围(DIN/IEC651):131dB""2","立体声录音话筒",,,2,"套","频响范围20--20000HZ幻象供电48V指向类型全指向/心型指向/8字型指向灵敏度23mV/Pa[-33dBV]±0.
5Db动态范围134dbmin电源需求48V适用范围人声输入阻抗200ohms最大输出峰值5vrms+14(dbu)3种指向可调高通滤波:平直,80Hz或40Hz3种可调电平衰减:OdB,-5dB,-10dB极低噪音设计,无变压器平滑电路设计高强度,热处理钢制网孔罩""3","乐器动圈话筒","Shure","SM57",2,"支","话筒类型:动圈话筒指向性:心型频率响应:40Hz--15KHz输出电平(1000赫兹条件下)开路电平:-74.
5分贝功率电平:-56.
0分贝相性:对振动膜施加正压时,2号插脚相对于3号插脚为正电压灵敏度:-54.
5dBV/pa(1.
85mV)输出阻抗:与话筒低阻抗输入连接时,额定阻抗为150欧姆(实际为310欧姆)""4","立体声话筒放大器",,,1,"套","通道数:≥2放大增益:>+65dBu频响范围:20Hz-20Khz±0.
5dB;20Hz-40Khz±3dB;等效输入噪音:<-125dB输入阻抗:300Ohms或1200Ohms总谐波失真:50Hz-10kHz≤0.
07低切消除范围:20-300hz电源:100-240V""四","系统",,,,,"1","防潮箱","WDF","AD-051CH",1,"台","外尺寸:W334*D328*H573内尺寸:W310*D300*H538除湿容积:50L推动托盘:3""2","耳机分配器支架","SOUNDKING","SF400",1,"个","钢管带轮子耳机架耳分架支架音箱支架设备架1u设备架可调节角度""3","话筒支架","HERCULES","MS631Y",4,"支","高度:1115mm-1680m重量≥3.
5kg底座半径:340mm斜杆长度≥780mm收折尺寸:965mm*90mm""4","大号专业谱架","HERCULES","BS311B",2,"支","1.
谱面尺寸:480x345mm(18.
9x13.
6")2.
高度范围:680~1150mm(26.
8~45.
3")3.
净重量:3.
1kg(6.
8lbs)4.
折叠尺寸:705mmx170mm(27.
7"x6.
7")""5","超重音箱支架","定制","定制",1,"支","可灌沙可调角度上盘尺寸宽260mmX深度330mm高度1.
2m""6","防喷罩","ICON","PF01",2,"个","高效双层罩膜高效双层罩膜可调整话筒夹,各种类型话筒适用鹅颈设计可精确定位加大尺寸""7","旋转显示器支臂","Ergotron","LX45-295-026",1,"只","全金属材质坚固耐用转向灵活支持34寸显示器提供用户33厘米的垂直升降调节,满足不同用户的空间需求专利CF活动技术,平缓升降前后位置调节""8","录音棚工作台",,"定制",1,"套","2.
1m*1.
2*1m实木包边金属框架""9","音频线缆-话筒线","定制","定制",1,"套","规格:2x37/0.
10导线根数:2导线截面积及其结构:0.
30/37/0.
10标称外径Φmm:6重量kg/100m:4.
8包装规格m:100/200电阻Ω/100m:6.
31标称电容pf/m:137对地电容pf/m:373""10","工程线","订做","订做",1,"套","规格:2x7/0.
26+1导线根数:2导线截面积及其结构:0.
37/7/0.
26标称外径Φmm:4.
5重量kg/100m:2.
6包装规格m:100/200电阻Ω/100m:4.
81标称电容pf/m:78对地电容pf/m:116""11","工程接头","订做","订做",1,"套","独特的笼型插孔设计,降低接触阻力,提高接触完整性插孔包含一个焊接屏障,防止焊料进入插孔连接区母连接器带有加大的金属锁闩,便于操作额外的接地弹簧片提供更好的外壳接地持续性改良的卡盘式夹线套,提供更大的抗拉力,使组装更加快捷便利尾套带聚氨酯密封套,更大限度防止电缆受弯曲压影响彩色环与尾套用于编码和识别光滑并符合人体工程学的设计–有价值,便于操作坚固的锌压铸外壳,寿命长,可靠性高外壳内部带螺纹,有效防止任何损坏""12","工程投影机","EPSON","CB-4550",1,"台","投影画面尺寸:80-300英寸标准分辨率:1024X768dpi对比度:3001-5000:1投影光源:超高压汞灯泡显示技术:三片LCD灯泡寿命:4001-6000小时""13","高清透声电影荧幕","GARR","200寸",1,"块","定制200寸,比例:16:9,透声电影幕布由纤维进行高密度编织而成每平方英尺超过7.
6w的微小开口,保证高品质声音传输能有效排除和投影机配合时产生的摩尔纹"分包二"录音教室声学装修及基础设施部分(分包二)",,,,"序号","名称","规格型号","单位","数量""一","影视声音5.
1制作区",,,1,"隔声墙体","U型75国标龙骨墙体3道,内充24GK/48GK/吸音棉,双层石膏板错位封面,中嵌3mm隔音毡,胶水密封.
2道10CM空腔.
隔声量Dntw≥40dB;国家B1级防火标准;国家E1级环保保准","m2",1902,"墙体吸声模块","30X50木龙骨结构;实木框架三元乙丙加装玻璃丝棉板全透声布结构;吸音处理500hz-20kHz;噪声级NR(dBA)25国家B1级防火标准;国家E1级环保保准","m2",1803,"墙体低频陷阱","使用共鸣式低频陷阱.
吸音处理100hz-350hz","m2",204,"实木扩散体造型","二次余数扩散板,扩散频率范围为:1000~10000hz之间.

国家E1级环保保准","组",105,"吊顶隔音处理","9.
5mm双层石膏板封面;内充48KG吸音棉无纺布保护.
隔声量Dntw≥35dB国家B1级防火标准;国家E1级环保保准","m2",1006,"吊顶吸声处理","30X50木龙骨结构;吸音布装饰,部分聚酯纤维板造型吸音处理500hz-20kHz;噪声级NR(dBA)2国家B1级防火标准;国家E1级环保保准","m2",1007,"隔音门结构门套","钢木结构;隔声量Dntw≥40dB国家B1级防火标准;国家E1级环保保准","个",18,"40dB声学隔声门","材料厚度:门框1.
5,门面0.
8门扇厚度:90公分锁具:U型防撬大圆柱双快锁及U型防撬侧锁点国标门规格:2050X860;表面经过350度高温烤漆,门扇厚度90MM超厚隔音;不含甲醛、甲笨、无辐射污染、环保健康、防潮防蛀、抗裂、保温、隔音、坚固不变形等十大特点;国家B1级防火标准;国家E1级环保保准","扇",29,"强化复合木地板","复合实木地板","m2",10010,"强化复合踢脚线","复合实木","m2",100"二","音乐录音区"1,"隔声墙体","U型75国标龙骨墙体3道,内充24GK/48GK/吸音棉,双层石膏板错位封面,中嵌3mm隔音毡,胶水密封.
2道10CM空腔.
隔声量Dntw≥40dB;国家B1级防火标准;国家E1级环保保准","m2",602,"墙体吸声模块","30X50木龙骨结构;实木框架三元乙丙加装玻璃丝棉板全透声布结构;吸音处理500hz-20kHz;噪声级NR(dBA)25国家B1级防火标准;国家E1级环保保准","m2",603,"墙体低频陷阱","使用共鸣式低频陷阱.
吸音处理100hz-350hz","m2",154,"吊顶吸声处理","30X50木龙骨结构;实木框架三元乙丙加装玻璃丝棉板全透声布结构;吸音处理500hz-20kHz;国家B1级防火标准;国家E1级环保保准","m2",305,"吊顶隔音处理","9.
5mm双层石膏板封面;内充48KG吸音棉无纺布保护.
隔声量Dntw≥35dB国家B1级防火标准;国家E1级环保保准","m2",306,"隔音门结构门窗框","钢木结构;隔声量Dntw≥45dB国家B1级防火标准;国家E1级环保保准","个",17,"35dB声学隔声门","材料厚度:门框1.
5,门面0.
8门扇厚度:90公分锁具:U型防撬大圆柱双快锁及U型防撬侧锁点国标门规格:2050X860;表面经过350度高温烤漆,门扇厚度90MM超厚隔音;不含甲醛、甲笨、无辐射污染、环保健康、防潮防蛀、抗裂、保温、隔音、坚固不变形等十大特点;国家B1级防火标准;国家E1级环保保准","扇",18,"强化复合木地板","复合实木地板","m2",309,"强化复合踢脚线","复合实木","m2",3010,"三层中空钢化玻璃观察窗","10mm厚钢化玻璃玻璃窗为3层中间一层要倾斜20度每一层玻璃与窗之间都要用玻璃胶封死","项",111,"隔声观察窗窗套","隔声量Dntw≥45dB不含甲醛、甲笨、无辐射污染、环保健康、防潮防蛀、抗裂、保温、隔音、坚固不变形等十大特点国家B1级防火标准国家E1级环保保准","项",112,"400mm欧松板扩散体","以全对称导流方式多频段声能量引导结构实木加装半透声聚脂纤维结构国家B1级防火标准国家E1级环保保准"","m2",4"三","多功能录音区"1,"隔声墙体","U型75国标龙骨墙体3道,内充24GK/48GK/吸音棉,双层石膏板错位封面,中嵌3mm隔音毡,胶水密封.
2道10CM空腔.
隔声量Dntw≥40dB;国家B1级防火标准;国家E1级环保保准","m2",1172,"墙体吸声模块","30X50木龙骨结构;实木框架三元乙丙加装玻璃丝棉板全透声布结构;吸音处理500hz-20kHz;噪声级NR(dBA)25国家B1级防火标准;国家E1级环保保准","m2",1173,"墙体低频陷阱","使用共鸣式低频陷阱.
吸音处理100hz-350hz","m2",84,"吊顶吸声处理","30X50木龙骨结构;实木框架三元乙丙加装玻璃丝棉板全透声布结构;吸音处理500hz-20kHz;国家B1级防火标准;国家E1级环保保准","m2",425,"吊顶隔音处理","9.
5mm双层石膏板封面;内充48KG吸音棉无纺布保护.
隔声量Dntw≥35dB国家B1级防火标准;国家E1级环保保准","m2",426,"隔音门结构门窗框","钢木结构;隔声量Dntw≥45dB国家B1级防火标准;国家E1级环保保准","个",17,"35dB声学隔声门","材料厚度:门框1.
5,门面0.
8门扇厚度:90公分锁具:U型防撬大圆柱双快锁及U型防撬侧锁点国标门规格:2050X860;表面经过350度高温烤漆,门扇厚度90MM超厚隔音;不含甲醛、甲笨、无辐射污染、环保健康、防潮防蛀、抗裂、保温、隔音、坚固不变形等十大特点;国家B1级防火标准;国家E1级环保保准","扇",28,"强化复合木地板","复合实木地板","m2",429,"强化复合踢脚线","复合实木","m2",42"四","拟音室"1,"隔声墙体","U型75国标龙骨墙体3道,内充24GK/48GK/吸音棉,双层石膏板错位封面,中嵌3mm隔音毡,胶水密封.
2道10CM空腔.
隔声量Dntw≥40dB;国家B1级防火标准;国家E1级环保保准","m2",452,"墙体吸声模块","30X50木龙骨结构;实木框架三元乙丙加装玻璃丝棉板全透声布结构;吸音处理500hz-20kHz;噪声级NR(dBA)25国家B1级防火标准;国家E1级环保保准","m2",453,"墙体低频陷阱","使用共鸣式低频陷阱.
吸音处理100hz-350hz","m2",84,"实木扩散体造型","二次余数扩散板,扩散频率范围为:1000~10000hz之间.

国家E1级环保保准","组",45,"吊顶隔音处理","9.
5mm双层石膏板封面;内充48KG吸音棉无纺布保护.
隔声量Dntw≥35dB国家B1级防火标准;国家E1级环保保准","m2",206,"吊顶吸声处理","30X50木龙骨结构;吸音布装饰,部分聚酯纤维板造型吸音处理500hz-20kHz;噪声级NR(dBA)2国家B1级防火标准;国家E1级环保保准","m2",207,"隔音门结构门套","钢木结构;隔声量Dntw≥40dB国家B1级防火标准;国家E1级环保保准","个",18,"40dB声学隔声门","材料厚度:门框1.
5,门面0.
8门扇厚度:90公分锁具:U型防撬大圆柱双快锁及U型防撬侧锁点国标门规格:2050X860;表面经过350度高温烤漆,门扇厚度90MM超厚隔音;不含甲醛、甲笨、无辐射污染、环保健康、防潮防蛀、抗裂、保温、隔音、坚固不变形等十大特点;国家B1级防火标准;国家E1级环保保准","扇",19,"强化复合木地板","复合实木地板","m2",2010,"强化复合踢脚线","复合实木","m2",20"五","其他房间及过道"1,"墙体吸声","30X50木龙骨结构;实木框架三元乙丙加装玻璃丝棉板全透声布结构;吸音处理500hz-20kHz;噪声级NR(dBA)25国家B1级防火标准;国家E1级环保保准","m2",86.
42,"实木扩散体造型","二次余数扩散板,扩散频率范围为:1000~10000hz之间.