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src="static/image/common/oshr.png" alt="分享" />分享<span id="sharenumber">0</span></i></a> <a href="http://club.oecr.com/home.php?mod=spacecp&ac=favorite&type=thread&id=174932" id="k_favorite" onclick="showWindow(this.id, this.href, 'get', 0);" onmouseover="this.title = $('favoritenumber').innerHTML + ' 人收藏'"><i><img src="static/image/common/fav.gif" alt="收藏" />收藏<span id="favoritenumber">0</span></i></a> <a id="recommend_add" href="forum.php?mod=misc&action=recommend&do=add&tid=174932&hash=544158ff" onclick="showWindow('login', this.href)" onmouseover="this.title = $('recommendv_add').innerHTML + ' 人支持'"><i><img src="static/image/common/rec_add.gif" alt="支持" />支持<span id="recommendv_add">0</span></i></a> <a id="recommend_subtract" href="forum.php?mod=misc&action=recommend&do=subtract&tid=174932&hash=544158ff" onclick="showWindow('login', this.href)" onmouseover="this.title = $('recommendv_subtract').innerHTML + ' 人反对'"><i><img src="static/image/common/rec_subtract.gif" alt="反对" />反对<span id="recommendv_subtract">0</span></i></a> </div> </td> <td valign="top" class="album_side_r"> <div class="album_side"> <div class="hm mtn mbn"> <a href="http://club.oecr.com/space-uid-119028.html" target="_blank" class="xi2"><img src="http://www.oecr.com/uc_server/avatar.php?uid=119028&size=small" /></a> <span class="tit_author"> <a href="http://club.oecr.com/space-uid-119028.html">meixin</a> </span> </div> <div class="date"><span>发布时间:</span> 2011-7-8 10:18</div> <div class="album_info"> <h3>正文摘要: </h3> <p> 美芯®红苹果是一套高质量红外无线教学扩音系统，整合了PLL及音频压缩扩展红外接收发射器。频率范围2.8~4.5MHz。接收器包括红外解调接收和音频解调、音频扩展、静噪电路、导频静音和MCU控制等功能。 &n ...</p> </div> </div> </td> </tr> </table> </div> </div> <div class="bm vw pl" id="comment"> <div class="bm_h cl"> <h2>回复</h2> </div> <div class="bm_c"> <div id="postlistreply" class="xld xlda mbm"><div id="post_new" class="viewthread_table" style="display: none"></div></div><div id="post_949331" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-119028.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=119028&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-119028.html" target="_blank" class="xi2">meixin</a><em id="author_949331"> 发表于</em> <span class="xg1 xw0">2011-11-15 09:33:24</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_949331"> 美芯®红苹果红外无线教学扩音一体机，方便使用，不需要频率调校，多间教室同时使用互不干扰，普及使用容易，最大的特点是将扬声器，功放，主控接收机和红外讯号接收头组合成球体和方体一体机，不需要布线，插电即可使用。</td></tr></table> </div> <div id="comment_949331" class="cm"> </div> <div id="post_rate_div_949331"></div> </div> </dd> </dl> </div> </div> </div> </div> <script type="text/javascript"> new lazyload(); </script> <div class="wp mtn"> <!--[diy=diy3]--><div id="diy3" class="area"></div><!--[/diy]--> </div></div> </div> <!--autocomment filter by maxnum--> <div class="ft_wp"> <div id="ft" class=" cl"> <div 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