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</script> <script type="text/javascript"> var OBJ_TITLE = "高频å˜åŽ‹å™¨çš„定义分类"; var OBJ_ID = "385"; var MARK = "news"; var ARR_AD_MARK = ["news_detail_1", "news_detail_2", "news_detail_3"]; var SID = "0001,0002,0006"; //æƒé™ID var AUTHORITY_ID = ""; </script> <script src="/JS/Cls_jsPage.js"></script> <!--content:start--> <div class="content"> <div class="plc2"> 当å‰ä½ç½®ï¼?a href="/">首页</a> » <a href="/news/">资讯中心</a> » <a href="/News/News-0001,0002,0006.shtml"> 晨飞资讯</a> » <a href="/Article/gaopinbianyaqideding_1.html">高频å˜åŽ‹å™¨çš„定义分类</a></div> <div class="list4nr"> <div class="n_info_con" id="printableview"> <h3> 高频å˜åŽ‹å™¨çš„定义分类</h3> <div class="info_con_tit"> <div class="info_con_tit"> <div class="n_tit"> <span>文章出处ï¼?a href=""><a href="http://cfdz.nsw888.com">深圳市晨飞电å­æœ‰é™å…¬å?/a></a></span><span>网责任编辑：<a href="http://cfdz.nsw888.com">NSW</a></span><span>作者：<a href="http://cfdz.nsw888.com">NSW</a></span><span>人气ï¼?span id="cntrHits">-</span></span><span>å‘表时间ï¼?015-04-02 16:28:00</span> <div class="newchang"> <!-- JiaThis Button BEGIN --> <div id="ckepop"> <a href="http://www.jiathis.com/share/?uid=899792" class="jiathis jiathis_txt jtico jtico_jiathis" target="_blank">分享到：</a> <a class="jiathis_button_qzone">QQ空间</a> <a class="jiathis_button_tsina"> 新浪微åš</a> <a class="jiathis_button_tqq">腾讯微åš</a> <a class="jiathis_button_tsohu">æœç‹å¾®åš</a> <a class="jiathis_button_t163">网易微åš</a> <a class="jiathis_button_tools_1"></a><a class="jiathis_button_tools_2"></a> </div> <script type="text/javascript"> var jiathis_config = { "data_track_clickback": true };</script> <script type="text/javascript" src="http://v2.jiathis.com/code/jia.js?uid=899792" charset="utf-8"></script> <!-- JiaThis Button END --> </div> </div> </div> </div> <div id="cntrBody"> <p>　　<span style="font-size: 16px">高频å˜åŽ‹å™¨æ˜¯ç›¸å¯¹äºŽéŸ³é¢‘和工频å˜åŽ‹å™¨è€Œè¨€çš„，但是由于高频的范围太广了，è¦æ˜Žç¡®çš„划分是éžå¸¸å›°éš¾çš„，所以，å¯å°†å·¥ä½œé¢‘率在音频以上的å˜åŽ‹å™¨ç»Ÿç§°ä¸ºé«˜é¢‘å˜åŽ‹å™¨ã€‚应该说，这ç§å«æ³•æ˜¯ä¸ä¸¥æ ¼çš„为此，根æ®å…¶å·¥ä½œé¢‘率，将</span><strong><a href="http://www.chenfeipower.com/Products/PQ2625gaopinbianyaqi.html"><span style="font-size: 16px">高频å˜åŽ‹å™?/span></a></strong><span style="font-size: 16px">分为以下几类ï¼?/span></p> <p> </p> <p><span style="font-size: 16px">　　<strong>一ã€æŒ‰é¢‘率范围分为ï¼?/strong></span></p> <p> </p> <p><span style="font-size: 16px">　　1ã€MHz级高频å˜åŽ‹å™¨ï¼ŒæŒ‡å·¥ä½œé¢‘率åœ?MHz以上的高频å˜åŽ‹å™¨ã€?/span></p> <p> </p> <p><span style="font-size: 16px">　　2ã€kHz级高频å˜åŽ‹å™¨ï¼ŒæŒ‡å·¥ä½œé¢‘率åœ?0kHz至几百kHz高频å˜åŽ‹å™¨ã€?/span></p> <p> </p> <p><span style="font-size: 16px">　<strong>　二ã€æŒ‰å·¥ä½œé¢‘带分为ï¼?/strong></span></p> <p> </p> <p><span style="font-size: 16px">　　1ã€å®½é¢‘带å˜åŽ‹å™¨ï¼ŒæŒ‡å·¥ä½œåœ¨ä¸€ä¸ªå¾ˆå®½é¢‘率范围内的å˜åŽ‹å™¨ï¼Œå¦‚阻抗å˜æ¢å™¨å˜åŽ‹å™¨ã€é€šè®¯å˜åŽ‹å™¨ã€å®½å¸¦åŠŸçŽ‡æ”¾å¤§å™¨å˜åŽ‹å™¨ç­‰ã€?/span></p> <p> </p> <p><span style="font-size: 16px">　　2ã€å•é¢‘或窄频级高频å˜åŽ‹å™¨ï¼ŒæŒ‡å·¥ä½œé¢‘率为å•é¢‘或是一个很窄的频段，如å˜æ¢å™¨å˜åŽ‹å™¨ã€æŒ¯è¡å™¨å˜åŽ‹å™¨ç­‰ã€?/span></p> <p> </p> </div> <div class="apage" id="showfenye"> <!--资讯分页:start--> <script type="text/javascript"> var pagecont=1; 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