【音频接线】录像机外接有源拾音器接线指导
<section style="background-color: rgb(255, 255, 255); box-sizing: border-box;"><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" text-align: center; margin-top: 10px; margin-bottom: 10px;box-sizing: border-box; "><span style="line-height: 1.6;">嘘，偷偷告诉你，一般人我不告诉他哦：录像机要实现对讲的功能需要外接有源拾音器哦。</span><br></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><br style="box-sizing: border-box;"></section></section></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;">那么应该怎么接线呢？废话不多说，直接进入正题啦~</section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" margin-top: 0.5em; margin-bottom: 0.5em;box-sizing: border-box; "><section style="display: inline-block; width: 11.3em; height: 7em; padding-top: 1.5em; padding-bottom: 1.5em; background-color: rgb(95, 156, 239); background-image: url(http://mmbiz.qpic.cn/mmbiz/p8CaKzvQibq7kiaQjDQEGtIZS9NIZm3UURw7oVHumgRzZ1GPckmqyibaEibicUcP4icnoicpeKKwqic9Js6iau9XhYVEz7w/0?wx_fmt=png); background-size: cover; box-sizing: border-box; background-position: 50% 50%; background-repeat: no-repeat no-repeat;" class=""><section class="Powered-by-XIUMI V5" style="width: 80%; margin-left: 10%; -webkit-transform: rotate(-13deg); box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="text-align: center; color: rgb(255, 255, 255); font-size: 19.2px; box-sizing: border-box;"><section style="box-sizing: border-box;">温馨提示</section></section></section></section><section class="Powered-by-XIUMI V5" style="width: 75%; margin-left: 20%; -webkit-transform: rotate(-13deg); box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="text-align: center; color: rgb(255, 255, 255); box-sizing: border-box;"><section style="box-sizing: border-box;"><br style="box-sizing: border-box;"></section></section></section></section></section></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;">要把拾音器连接到硬盘录像机上，首先要确认拾音器音频信号输入是否符合2-2.4V电平以及1000欧姆阻抗的要求。如果不符合，可能会造成无声音或声音轻，或者啸叫。</section></section></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><br style="box-sizing: border-box;"></section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" margin-top: 10px; margin-bottom: 10px; text-align: center; line-height: 1;box-sizing: border-box; "><section class="" style="display: inline-block; vertical-align: top; box-sizing: border-box;"><span style="width: 0px; display: inline-block; border-right-width: 0.6em; border-right-style: solid; border-right-color: rgb(95, 156, 239); border-top-width: 0.5em !important; border-top-style: solid !important; border-top-color: transparent !important; border-bottom-width: 0.5em !important; border-bottom-style: solid !important; border-bottom-color: transparent !important; box-sizing: border-box;"> </span><span style="width: 0px; display: inline-block; opacity: 0.6; border-right-width: 0.6em; border-right-style: solid; border-right-color: rgb(95, 156, 239); border-top-width: 0.5em !important; border-top-style: solid !important; border-top-color: transparent !important; border-bottom-width: 0.5em !important; border-bottom-style: solid !important; border-bottom-color: transparent !important; box-sizing: border-box;"> </span> </section><section class="" style="display: inline-block; vertical-align: top; line-height: 1.2; padding-left: 3px; padding-right: 3px; box-sizing: border-box;"><section style="box-sizing: border-box;">接线原理</section></section><section class="" style="display: inline-block; vertical-align: top; box-sizing: border-box;"><span style="width: 0px; display: inline-block; opacity: 0.6; border-left-width: 0.6em; border-left-style: solid; border-left-color: rgb(95, 156, 239); border-top-width: 0.5em !important; border-top-style: solid !important; border-top-color: transparent !important; border-bottom-width: 0.5em !important; border-bottom-style: solid !important; border-bottom-color: transparent !important; box-sizing: border-box;"> </span><span style="width: 0px; display: inline-block; border-left-width: 0.6em; border-left-style: solid; border-left-color: rgb(95, 156, 239); border-top-width: 0.5em !important; border-top-style: solid !important; border-top-color: transparent !important; border-bottom-width: 0.5em !important; border-bottom-style: solid !important; border-bottom-color: transparent !important; box-sizing: border-box;"> </span> </section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" text-align: center; margin-top: 10px; margin-bottom: 10px;box-sizing: border-box; "></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><br style="box-sizing: border-box;"></section></section></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;">录像机后面的音频接口一般都是BNC接口或者莲花头AV接口，这样的接口类型该怎么接线呢?往下看！</section></section></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><br style="box-sizing: border-box;"></section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" margin-top: 0.5em; margin-bottom: 0.5em; overflow: hidden; text-align: center;box-sizing: border-box; "><section class="" style="width: 2em; height: 2em; margin-right: auto; margin-left: auto; border-top-left-radius: 100%; border-top-right-radius: 100%; border-bottom-right-radius: 100%; border-bottom-left-radius: 100%; box-sizing: border-box; max-width: 20% !important;"><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" font-size: 32px;box-sizing: border-box; "><section class="" style="width: 1em; height: 1em; border: 1px solid transparent; margin: auto; border-top-left-radius: 100%; border-top-right-radius: 100%; border-bottom-right-radius: 100%; border-bottom-left-radius: 100%; background-color: rgb(95, 156, 239); line-height: 1; color: rgb(255, 255, 255); box-sizing: border-box;"><section style="box-sizing: border-box;">1</section></section></section></section></section><section class="" style="margin-top: -1em; margin-bottom: 1em; box-sizing: border-box;"><section style="border-top-width: 1px; border-top-style: solid; border-top-color: rgb(95, 156, 239); width: 35%; float: left; box-sizing: border-box;"></section><section style="border-top-width: 1px; border-top-style: solid; border-top-color: rgb(95, 156, 239); width: 35%; float: right; box-sizing: border-box;"></section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;">首先根据拾音器说明书，确认好拾音器接线口的定义，一般的拾音器用3芯线就可以满足需求，3芯分别为电源正极，信号端和电源负极（也叫公共端,即电源负极和信号负极），按下图图1所示，暂定义红色为电源正极，黑色为公共端，白色为信号。</section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" text-align: center; margin-top: 10px; margin-bottom: 10px;box-sizing: border-box; "></section></section><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;"><br style="box-sizing: border-box;"></section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" margin-top: 0.5em; margin-bottom: 0.5em; overflow: hidden; text-align: center;box-sizing: border-box; "><section class="" style="width: 2em; height: 2em; margin-right: auto; margin-left: auto; border-top-left-radius: 100%; border-top-right-radius: 100%; border-bottom-right-radius: 100%; border-bottom-left-radius: 100%; box-sizing: border-box; max-width: 20% !important;"><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" font-size: 32px;box-sizing: border-box; "><section class="" style="width: 1em; height: 1em; border: 1px solid transparent; margin: auto; border-top-left-radius: 100%; border-top-right-radius: 100%; border-bottom-right-radius: 100%; border-bottom-left-radius: 100%; background-color: rgb(95, 156, 239); line-height: 1; color: rgb(255, 255, 255); box-sizing: border-box;"><section style="box-sizing: border-box;">2</section></section></section></section></section><section class="" style="margin-top: -1em; margin-bottom: 1em; box-sizing: border-box;"><section style="border-top-width: 1px; border-top-style: solid; border-top-color: rgb(95, 156, 239); width: 35%; float: left; box-sizing: border-box;"></section><section style="border-top-width: 1px; border-top-style: solid; border-top-color: rgb(95, 156, 239); width: 35%; float: right; box-sizing: border-box;"></section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" box-sizing: border-box; "><section class="" style="box-sizing: border-box;"><section style="box-sizing: border-box;">将红色线连接到电源正极，黑色线连接到电源负极，白色信号线连接到BNC头或者莲花头的信号端（根据硬盘录像机音频输入接口选择连接头，找一个接口匹配的线接到设备上，将线剪开，明确剪开后里面每根线的定义按照原理接线），再接一根线将黑色公共端连接到BNC头或莲花头的屏蔽层上即可。具体接法请看图2。</section></section></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" text-align: center; margin-top: 10px; margin-bottom: 10px;box-sizing: border-box; "></section></section><section class="Powered-by-XIUMI V5" style=" box-sizing: border-box; "><section class="" style=" margin-top: 0.5em; margin-bottom: 0.5em; text-align: center;box-sizing: border-box; "> <section class="" style="min-height: 5em; padding: 8px; background-color: rgb(95, 156, 239); box-sizing: border-box;"><section class="Powered-by-XIUMI V5" style="box-sizing: border-box;"><section class="" style=" box-sizing: border-box; "><section class="" style="color: rgb(255, 255, 255); font-size: 19.2px; box-sizing: border-box;"><section style="box-sizing: border-box;">OK啦，今天的接线学习就是这些，亲，你学会了吗？</section></section></section></section></section></section></section></section><p><br></p>
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