<p><font face="Verdana">数字光端机是我公司自主研发的一系列全数字化的高速光纤传输产品。它使用了先进的高速光纤通信技术、数字视频技术和数据通信技术，并采用高可靠性的大规模专用集成电路和表面贴装工艺，是当前使用于远程高分辨率实时视频监控的最先进的传输产品之一。 VNB80-OVD为数字式八路视频光端机，支持全制式视频信号，可以在一根光纤上同方向传输八路视频信号。视频信号采用8bit数字采样。全数字光传输通道，确保高质量的信号传输。面板上有电源指示灯、光信号指示灯和视频信号指示灯。</font></p>
<p><font face="Verdana">性能特点</font></p>
<p><font face="Verdana">在单芯光纤上传输1-16/64路视频、多路RS-232/RS-422/RS-485数据、开关量、电话、音频、以太网<br/>所有信号均加了三级防雷，提高了设备的稳定性<br/>8/10位数字视频编码和无压缩传输技术<br/>16位数字音频编码高保真传输技术<br/>支持RS-232, RS-422, RS-485（全/半双功）等数据信号格式<br/>严格的物料选择和质量控制确保产品高品质和高可靠<br/>独特的以太网10M/100M自适应技术<br/>电源和其它参数指示LED可监视系统状态<br/>1310/1490/1550nm WDM 超低功耗 热插拨支持 工业级产品<br/>可选的独立式/ 插卡式机型，适合<span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">加权放大器的特点：</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">1</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">、有放大功能，有电位器调节，可以同时调节清晰度和亮度，</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">2</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">、有独家瞬态抑制、地回路隔离和滤波功能，长距离传输时可以避免横纹、细条功能，</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">3</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">、防雷电路，支持热插拨，市面上的放大器基本都是用三极管做的，只能抗</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">100-200V</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">的</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">ESD(</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">静电</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">)</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">，我们的不会存在雷打坏的，长期稳定工作，</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">4</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">、我们的设备是用集成电路的芯片做的，</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">250M</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">广播级带宽，支持多级级联，插入损耗小，</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体">5</span><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New="New" Roman'; mso-hansi-font-family: 'Times New="New" Roman'; mso-bidi-font-family: 'Times New="New" Roman'; mso-font-kerning: 1.0pt; mso-bidi-font-size: 12.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">、可以做到一进多出，三极管的容易滞机，我们的电路不会，有很大的技术难度：我们的一进多出，信号不会有任何的衰减，且每一种都有电位器调节。应用范围：用于广电、多媒体信息。</span>分散或集中的各种不同的应用场合</font></p>
<p> </p>
<p><font face="Verdana">近期典型应用示例<br/>香港港岛区交通监控工程 ，东莞诺基亚亚移动电话有限公司闭路监控，上海东方明珠闭路监控工程</font></p>
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<p><font face="Verdana">【公司声明】：多业务光端机,数字光端机全线系列，出厂都通过 72小时的专业老化测试，本公司正真属于制造厂家，全面通过质量认证，欢迎经销来电代理....所有设备-单天可以发货.<br/>【产品售后服务】无任何损坏， 7天内包退，一个月内包换、三年内包修（详情请浏览保修卡）<br/>有问题技术支持-了解更多相关产品 . -欢迎联系-蒋小姐：24小时手机：13613052209。 QQ:1614830292 邮箱： 1614830292@qq.com<br/>光缆传输技术，公司网站：http://www.venaby.com，</font></p> |
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