北京视频矩阵 监控矩阵切换 音视频矩阵厂商
<div style="text-indent: 21.1pt; line-height: 150%"><b><span style="color: black">视频矩阵切换器</span></b><span style="color: black">是专门为<b>音视频</b>信号的切换而设计的高性能智能<b>矩阵</b>设备，</span><span style="line-height: 150%">具有可扩展的多路<b>音视频</b>输入，多路<b>音视频</b>输出以及多个控制机箱，专业<b>广播</b>级的核心切换芯片、灵活的输入输出选择、简单可靠的扩展功能、紧凑的外观、简便的安装方式使其具有很高的性价比。<b>矩阵切换</b>系统可包含一个或多个<b>矩阵</b>切换机箱，机箱中有电源模块、<b>音视频</b>输入/输出模块和<b>字符叠加</b>模块。所有的系统受系统主控模块和<b>键盘控制</b>。</span></div>
<div style="text-indent: 21pt; line-height: 150%"><span style="color: black">用于将各路音视频输入信号同步或异步切换到音视频输出通道中的任一通道上，主要应用于<b>安防监控电视工程、多媒体会议厅、大屏幕显示工程、电视教学、指挥控制中心</b>等场合。本产品带有断电现场保护、LCD液晶显示、<b>音视频</b>同步或分离切换等功能，并具备RS232/RS485通讯接口。</span></div>
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<div align="left"><b><span style="font-size: 9pt; color: #6f6f6f">产</span></b><b><span style="font-size: 9pt; color: #6f6f6f">品</span></b><b><span style="font-size: 9pt; color: #6f6f6f">说</span></b><b><span style="font-size: 9pt; color: #6f6f6f">明</span></b></div>
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<div align="left"><b><span style="font-size: 9pt; color: #6f6f6f">技术参数</span></b></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">●</span><span style="font-size: 9pt; color: #6f6f6f">输入</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">电源电压：</span><span style="font-size: 9pt; color: #6f6f6f">AC 180—240V @50/60Hz</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">最大功率消耗：</span><span style="font-size: 9pt; color: #6f6f6f">60W</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">远程数据通讯：</span><span style="font-size: 9pt; color: #6f6f6f">RS422</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">计算机接口：</span><span style="font-size: 9pt; color: #6f6f6f">RS232</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">视频输入：</span><span style="font-size: 9pt; color: #6f6f6f">1V<sub>p-p</sub>75ΩBNC</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">●</span><span style="font-size: 9pt; color: #6f6f6f">输出</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">远程数据通讯：</span><span style="font-size: 9pt; color: #6f6f6f">RS422</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">监视输出：</span><span style="font-size: 9pt; color: #6f6f6f">1V<sub>p-p</sub>75Ω</span><span style="font-size: 9pt; color: #6f6f6f">负载</span><span style="font-size: 9pt; color: #6f6f6f">BNC</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">扩展：</span><span style="font-size: 9pt; color: #6f6f6f">DB37</span><span style="font-size: 9pt; color: #6f6f6f">线缆</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">●</span><span style="font-size: 9pt; color: #6f6f6f">机械特性</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 外形尺寸：</span><span style="font-size: 9pt; color: #6f6f6f">483(</span><span style="font-size: 9pt; color: #6f6f6f">宽</span><span style="font-size: 9pt; color: #6f6f6f">)×336(</span><span style="font-size: 9pt; color: #6f6f6f">深</span><span style="font-size: 9pt; color: #6f6f6f">)×178(</span><span style="font-size: 9pt; color: #6f6f6f">高</span><span style="font-size: 9pt; color: #6f6f6f">)mm</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 重量：</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">●</span><span style="font-size: 9pt; color: #6f6f6f">环境特性</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">温度：</span><span style="font-size: 9pt; color: #6f6f6f">0-50</span><span style="font-size: 9pt; color: #6f6f6f">℃</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">湿度：</span><span style="font-size: 9pt; color: #6f6f6f"><90%RH</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">●</span><span style="font-size: 9pt; color: #6f6f6f">视频特性</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">输入：</span><span style="font-size: 9pt; color: #6f6f6f">8</span><span style="font-size: 9pt; color: #6f6f6f">至</span><span style="font-size: 9pt; color: #6f6f6f">128</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">输出：</span><span style="font-size: 9pt; color: #6f6f6f">8</span><span style="font-size: 9pt; color: #6f6f6f">至</span><span style="font-size: 9pt; color: #6f6f6f">64</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">制式：</span><span style="font-size: 9pt; color: #6f6f6f">PAL/NTSC</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">视频输入范围：</span><span style="font-size: 9pt; color: #6f6f6f">±1.5VDC</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">带宽：</span><span style="font-size: 9pt; color: #6f6f6f"><a href="mailto:6.5Mhz@-3dB"><span style="color: #333333; text-decoration: none; text-underline: none">6.5Mhz</span></a></span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">微分增益：＜</span><span style="font-size: 9pt; color: #6f6f6f">0.5%</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">微分相位：</span><span style="font-size: 9pt; color: #6f6f6f"><0.5°</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">增益：</span><span style="font-size: 9pt; color: #6f6f6f">0dB—±3dB</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">●</span><span style="font-size: 9pt; color: #6f6f6f">字符叠加特性</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 日期格式：</span><span style="font-size: 9pt; color: #6f6f6f">year-month-date</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 时间格式：</span><span style="font-size: 9pt; color: #6f6f6f">hours:minutes:seconds</span></div>
<div align="left"> <span style="font-size: 9pt; color: #6f6f6f">叠加字数：</span><span style="font-size: 9pt; color: #6f6f6f"> ≤12</span><span style="font-size: 9pt; color: #6f6f6f">字（中英文混合）</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 字体：宋体</span><span style="font-size: 9pt; color: #6f6f6f">12#</span></div>
<div align="left"> <span style="font-size: 9pt; color: #6f6f6f">字库：</span><span style="font-size: 9pt; color: #6f6f6f">GB2312</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 字符位置：全屏可调</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f">●</span><span style="font-size: 9pt; color: #6f6f6f">视频丢失告警</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 视频丢失告警延时：</span><span style="font-size: 9pt; color: #6f6f6f"><100ms</span></div>
<div align="left"><span style="font-size: 9pt; color: #6f6f6f"> 告警方式：输出黑底白字</span><span style="font-size: 9pt; color: #6f6f6f">“</span><span style="font-size: 9pt; color: #6f6f6f">视频丢失</span><span style="font-size: 9pt; color: #6f6f6f">”</span></div>
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