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href="http://club.oecr.com/home.php?mod=spacecp&ac=share&type=thread&id=247870" id="k_share" onclick="showWindow(this.id, this.href, 'get', 0);" onmouseover="this.title = $('sharenumber').innerHTML + ' 人分享'"><i><img 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=247870" 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=247870&hash=5f934dea" 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=247870&hash=5f934dea" 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-134960.html" target="_blank" class="xi2"><img src="http://www.oecr.com/uc_server/avatar.php?uid=134960&size=small" /></a> <span class="tit_author"> <a href="http://club.oecr.com/space-uid-134960.html">watermelon</a> </span> </div> <div class="date"><span>发布时间:</span> 2011-11-24 20:58</div> <div class="album_info"> <h3>正文摘要: </h3> <p> 大家好，有关于PIN二极管的问题想向大家请教一下。 我的目标是探测肉眼可见的光斑的强度变化，光斑的尺寸是1mm-5mm，光斑具体尺寸需要光路搭建完成后调整，其强度我肉眼能 ...</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_954987" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-135025.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=135025&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-135025.html" target="_blank" class="xi2">超声波纯水设备</a><em id="author_954987"> 发表于</em> <span class="xg1 xw0">2011-11-30 12:53:27</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_954987"> <font color="Purple">帮顶<br /> 深圳木霖科技职业生产：反渗透设备、EDI超纯水设备、ITO纯水设备、去离子纯水机、超声波清洗机、全自动超声波清洗机、光学清洗机、气象清洗机。联系人：唐生 13510771757</font></td></tr></table> </div> <div id="comment_954987" class="cm"> </div> <div id="post_rate_div_954987"></div> </div> </dd> </dl> </div> <div id="post_954699" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-134960.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=134960&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-134960.html" target="_blank" class="xi2">watermelon</a><em id="author_954699"> 发表于</em> <span class="xg1 xw0">2011-11-29 21:35:56</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_954699"> 问题基本解决了，有点幼稚的错误，当时却很难发现，我把放大器的封装画错了，引脚次序正好画反了，当时看datasheet没有注意，改过来后，可以工作，放大器也不热了，探测光斑电压1.5V左右，暗室中有30-40mv的噪声，加大电容后可以降低，就是响应速度变慢了</td></tr></table> </div> <div id="comment_954699" class="cm"> </div> <div id="post_rate_div_954699"></div> </div> </dd> </dl> </div> <div id="post_953775" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-55666.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=55666&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-55666.html" target="_blank" class="xi2">aerialhorse</a><em id="author_953775"> 发表于</em> <span class="xg1 xw0">2011-11-27 18:51:59</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_953775"> 你的PIN是不是SI的，不然对绿光响应度不够。<a href="http://www.winafiber.com/index.php?option=com_content&view=article&id=98%3A2011-08-30-03-33-29&catid=45%3Aoptical&Itemid=63&lang=zh" target="_blank">http://www.winafiber.com/index.p ... emid=63&lang=zh</a></td></tr></table> </div> <div id="comment_953775" class="cm"> </div> <div id="post_rate_div_953775"></div> </div> </dd> </dl> </div> <div id="post_953750" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-130069.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=130069&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-130069.html" target="_blank" class="xi2">神州八号</a><em id="author_953750"> 发表于</em> <span class="xg1 xw0">2011-11-27 15:31:42</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_953750"> <img src="static/image/smiley/Tiger/05.gif" smilieid="143" border="0" alt="" /></td></tr></table> </div> <div id="comment_953750" class="cm"> </div> <div id="post_rate_div_953750"></div> </div> </dd> </dl> </div> <div id="post_953123" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-83856.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=83856&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-83856.html" target="_blank" class="xi2">bingohgbn</a><em id="author_953123"> 发表于</em> <span class="xg1 xw0">2011-11-25 10:08:42</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_953123"> 关注、学习。</td></tr></table> </div> <div id="comment_953123" class="cm"> </div> <div id="post_rate_div_953123"></div> </div> </dd> </dl> </div> <div id="post_953049" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-134960.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=134960&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-134960.html" target="_blank" class="xi2">watermelon</a><em id="author_953049"> 发表于</em> <span class="xg1 xw0">2011-11-25 08:30:16</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_953049"> 没有人回复，今天继续整，自己顶下<img src="static/image/smiley/Tiger/05.gif" 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