无线视频传输设备ST0418HY
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<td><span class="STYLE2"><font size="2"><font color="#f05f04"> <strong>产品名称：5.8G无线网桥_工业级远距离数字无线传输设备</strong></font></font></span></td>
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<p><font color="#f05f04" size="2"><img title="数字无线监控设备" height="401" alt="数字无线监控设备" src="http://www.szwx.cn/kindeditor/attached/image/20120419/201204191114248021335.jpg" width="560" /></font></p>
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<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">ST0418HY符合IEEE 802.11a标准。可提供1-108Mbps的数据传输率，适用于无法进行有线网络扩展或覆盖的企业、学校或偏远地区进行局域网或Internet网接入。可以提供“点对点”和“点对多点”的连接方式。为获取更进一步的保护，网桥和以太网接口适配器均有防雷保护。数据传输方式可选——IEEE 802.11a，IEEE 802.11a turbo。IEEE 802.11a模式下，支持6-54Mbps的数据传输，在IEEE 802.11a turbo模式下，支持12-108Mbps的数据传输率.在安全设置方面，我们提供两种模式，一种为“共享密钥”，另一种为“独占密钥”。ST5801A 应用于大型骨干无线传输，符合IP68防护等级，工作温度-30ºC ~ 70ºC。实际应用距离28公里，内部设计有自动监测网络运行看门狗，可以自动处理网络事件，使网络不会因为网络风暴而断网。内建支持视频组播传输功能，支持树状分支处理协议，避免网络形成环路，支持1点对16点传输。</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">SDRAM 内存</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">32M Byte</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">FLASH 闪存</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">16M Byte</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">频率范围:</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">5.15~5.35GHz 5.5~5.7GHz 5.725~5.85GHz</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">输出功率</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">200mw 25dBm</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">标准协议</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">IEEE 802.11a IEEE802.3 IEEE 802.3u</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">调制方式</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">Direct Sequence Spread Spectrum (DSSS) OFDM</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">工作信道</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">9个非覆盖信道</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">速率带宽</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">108(Turbo mode)/54/48/36/24/18/12/6Mbps 自适应</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">RJ45接口类型</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">RJ45 以太网路接口，8芯防水工程接头</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">天线接口类型</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">N型公头</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">接收灵敏度</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">6Mbps: -88dBm 9Mbps: -87dBm 12Mbps: -86dBm 18Mbps: -84dBm 24Mbps: -81dBm 36Mbps:-76dBm 48Mbps: -72dBm 54Mbps: -68dBm 108Mbps: -64dBm</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">系统安全</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">支持数据加密传输 WEB 152位/128位/64位加密</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">规格尺寸</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">320mm×320mm×55mm</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">操作系统</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">Windows 2000/XP</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">电源适配器</span></div>
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<div align="left"><span style="font-size: x-small"><span style="font-size: 14px; line-height: 2">直流48V</span><u><span style="font-size: 14px; line-height: 2">＋</span></u><span style="font-size: 14px; line-height: 2">5％；电流1.37A（Max）；交流输入电压100V~240V;工频50～60Hz</span></span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">产品保修期</span></div>
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<div align="left"><span style="font-size: 14px; line-height: 2">一年</span></div>
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<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">n </span><b><span style="font-size: 14px; line-height: 2">温度</span></b><span style="font-size: 14px; line-height: 2">—本款无线网桥正常工作的温度范围为：-40°C- 55°C。如果工作温度超出这个范围可能会导致无线网桥无法正常工作。</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">n </span><b><span style="font-size: 14px; line-height: 2">风速</span></b><span style="font-size: 14px; line-height: 2">—本款无线网桥正常工作的风速范围为：0-90MPH，高达125MPH的风速也能抗过。所以，您必须考虑安装点的已知最大风力与风向，而且安装点要有诸如：杆子、柱子或塔之类的固定支架。</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">n </span><b><span style="font-size: 14px; line-height: 2">防雷</span></b><span style="font-size: 14px; line-height: 2">—本款无线网桥产品中包括内置的防雷保护装置，但您必须保证设备、固定支架、电缆线均完全接地。</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">n </span><b><span style="font-size: 14px; line-height: 2">传输范围</span></b><span style="font-size: 14px; line-height: 2">—本款无线网桥适用于长距离的传输范围，在基本数据模式下，传输范围为0-28公里，在Turbo模式下，传输范围为0-14公里。</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">n </span><b><span style="font-size: 14px; line-height: 2">防雨</span></b><span style="font-size: 14px; line-height: 2">—本款无线网桥具有防雨功能，长时间的暴雨也丝毫不影响传输信号的质量。但你可能需要对以太网接口使用密封带，一旦湿气进入这个接口，将会降低产品的性能甚至使网桥无法正常工作。</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><b><span style="font-size: 14px; line-height: 2">产品及附件</span></b></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">A. ST0418HY主/从网桥</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">B. CAT5/25M-RJ45 ( PoE Cable )</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">C. DC 电源 /RJ45 (RJ45DI-48)</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">D. N-Type to N-Type RG-400/1.5M 电缆</span></div>
<div style="color: #666666; line-height: normal; font-family: 宋体; white-space: normal; background-color: #ffffff"><span style="font-size: 14px; line-height: 2">E. AC/DC 电源线 (DC48V 1.37A)</span></div>
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