{"hits":3269,"msg":"OK","data":{"projId":"ef6d71c35d9f42399c28d407f884b289","updateDate":"2023-11-07 17:32:37","projNumber":"E3213010313202310055","bidSource":"1","bidTitle":"泗洪县人力资源市场(零工市场)设备采购项目更正公告","publishFlag":"1","content":"
泗洪县人力资源市场<\/font>(零工市场)设备采购项目<\/font><\/span><\/b>更正公告<\/font><\/span><\/b> 一、项目基本情况<\/font><\/span><\/b> (一)原公告的采购项目编号:<\/font><\/span>E3213010313202310055-1<\/font><\/span> (二)原公告的采购项目名称:<\/font><\/span>泗洪县人力资源市场<\/font>(零工市场)设备采购项目<\/font><\/span> (三)首次公告日期:<\/font>2023年<\/font><\/span>10<\/font><\/span>月<\/font><\/span>20<\/font><\/span>日<\/font><\/span> 二、更正信息<\/font><\/span><\/b> 更正事项:<\/font>□采购公告 <\/font><\/span>R<\/font><\/span>采购文件<\/font> □采购结果 <\/font><\/span> 更正内容:<\/font><\/span> 1<\/font><\/span>、<\/font><\/span>原采购需求中<\/font>\u201c会议系统\u201d中\u201c双通道定阻专业功率放大器(600W)\u201d参数变更,详见下表;<\/font><\/span> 原参数内容<\/font><\/span> 现变更为<\/font><\/span> 双通道定阻专业功率放大器<\/font>(600W)<\/font><\/span> 1.8<\/font><\/span>Ω<\/font><\/span>立体声额定功率:<\/font>600W<\/font>×<\/font>2<\/font>;<\/font><\/span> 双通道定阻专业功率放大器<\/font>(600W)<\/font><\/span> 1.8<\/font>Ω立体声额定功率:<\/font>600W<\/font>×<\/font>2<\/font>;<\/font><\/span> 2.4<\/font>Ω立体声额定功率:<\/font>1080W<\/font>×<\/font>2<\/font>;<\/font><\/span> 3.8<\/font>Ω桥接功率:<\/font>1500W<\/font>;<\/font><\/span>\n \n
\n \n \n \n \n \n
\n <\/span>2.4<\/font><\/span>Ω<\/font><\/span>立体声额定功率:<\/font>1080W<\/font>×<\/font>2<\/font>;<\/font><\/span>
\n <\/span>3.8<\/font><\/span>Ω<\/font><\/span>桥接功率:<\/font>1500W<\/font>;<\/font><\/span>
\n <\/span>4.<\/font>总谐波失真<\/font>@4<\/font><\/span>Ω<\/font><\/span>:<0.03%<\/font>,<\/font>15Hz-20kHz<\/font>;<\/font><\/span>
\n <\/span>5.<\/font>信噪比:<\/font>>90dBA<\/font>计权;<\/font><\/span>
\n <\/span>6.<\/font>上升速率:<\/font>>40V/ms<\/font>;<\/font><\/span>
\n <\/span>7.<\/font>阻尼系数:<\/font>>300@1KHz<\/font>;<\/font><\/span>
\n <\/span>8.<\/font>频响范围:<\/font>20Hz-20KHz,+0,-0.5db.at1Want<\/font>;<\/font><\/span>
\n <\/span>9.<\/font>输入阻抗:<\/font>20K-<\/font>平衡输入<\/font>10K-<\/font>非平衡输入;<\/font><\/span>
\n <\/span>10.<\/font>电压增益:<\/font>32dB/40dB<\/font>;<\/font><\/span>
\n <\/span>11.<\/font>保护线路:直流保护、超高频保护、短路保护、过载保护、开机关机保护、温度保护;<\/font><\/span>
\n <\/span>12.<\/font>▲为保证产品的质量安全和使用安全,绝缘电阻和抗电强度需符合<\/font>GB8898-2011<\/font>《音频、视频及类似电子设备安全要求》(提供具有\u201c<\/font>CMA<\/font>\u201d机构认证的第三方检测机构出具的检测报告原件扫描件)<\/font><\/span>
\n <\/span>13.<\/font>▲为保证产品的质量安全和使用安全,符合<\/font>GB8898-2011<\/font>《音频、视频及类似电子设备安全要求》且在跌落不少于<\/font>50<\/font>次试验后无安全损伤(提供具有\u201c<\/font>CMA<\/font>\u201d机构认证的第三方检测机构出具的检测报告原件扫描件)<\/font><\/span>
\n <\/span>14.<\/font>▲为保证产品的质量安全和使用安全,符合<\/font>GB8898-2011<\/font>《音频、视频及类似电子设备安全要求》且冲击锤对保护危险带电零部件的外壳和可能是薄弱部位的外壳的每一点,向表面垂直按压释放,设备能承受三次冲击(提供具有\u201c<\/font>CMA<\/font>\u201d机构认证的第三方检测机构出具的检测报告原件扫描件)<\/font><\/span>\n \n