{"id":3540,"date":"2021-04-23T16:09:00","date_gmt":"2021-04-23T08:09:00","guid":{"rendered":"http:\/\/www.comtest.cn\/?post_type=product&#038;p=3540"},"modified":"2021-04-23T16:09:02","modified_gmt":"2021-04-23T08:09:02","slug":"ddf205","status":"publish","type":"product","link":"http:\/\/www.comtest.cn\/?product=ddf205","title":{"rendered":"R&#038;S\u00aeDDF205\u6570\u5b57\u6d4b\u5411\u4eea"},"content":{"rendered":"<div id=\"ti_expandedbox_c_t-12934.4\" class=\"text\">\n<ul class=\"bullet\">\n<li>\u8d8524\u56fd\u4f7f\u7528\u7684\u4e45\u7ecf\u8003\u9a8c\u7684\u6280\u672f \u5168\u7403\u76d1\u7ba1\u673a\u6784<\/li>\n<li>\u9ad8\u7cbe\u5ea6\u6d4b\u5411\u6cd5\uff0c\u6027\u4ef7\u6bd4\u9ad8\uff08\u4e13\u5229\u6cd5\uff09<\/li>\n<li>\u5373\u4f7f\u5728\u56f0\u96be\u7684\u73af\u5883\u4e2d\uff08\u4f8b\u5982\u57ce\u5e02\u5730\u533a\uff0c\u9ad8\u8fbe50\u00a0% \u53cd\u5c04\uff09<\/li>\n<li>\u4f53\u79ef\u5c0f\uff0c\u529f\u8017\u4f4e<\/li>\n<\/ul>\n<div id=\"ti_expandedbox_c_t-12934.6\" class=\"list single_col\">\n<h3><span class=\"web1_cyan\">\u6269\u5c55\u5e94\u7528\u7a0b\u5e8f<\/span><\/h3>\n<div class=\"indent\">\n<ul class=\"bullet\">\n<li>\u5feb\u901f\u9891\u8c31\u76d1\u6d4b\uff0c\u626b\u63cf\u901f\u5ea6\u9ad8\u8fbe12 GHz\/\u79d2<\/li>\n<li>\u663e\u793a\u548c\u89e3\u8c0320 MHz\u5e26\u5bbd<\/li>\n<li>\u5bbd\u5e26\u6d4b\u5411\u5929\u7ebf\u548c\u76f4\u6d41\u4f9b\u7535\u9002\u7528\u79fb\u52a8\u64cd\u4f5c<\/li>\n<li>\u5728\u5b9e\u65f6\u5e26\u5bbd\u5185\u7684\u5e76\u884c\u76d1\u6d4b\u4e0e\u89e3\u8c03<\/li>\n<li>\u5e26CA100\u548c\u5408\u9002\u9009\u4ef6\u901a\u8fc7LAN \u63d0\u4f9b\u5728\u7ebf\u4fe1\u53f7\u6d41\u5206\u6790\n<ul>\n<li>\u4fe1\u53f7\u5206\u6790\u4e0e\u5206\u7c7b<\/li>\n<li>\u8c03\u5236\u65b9\u5f0f\u548c\u4f20\u8f93\u8d28\u91cf\u68c0\u6d4b\uff08\u773c\u56fe\uff09<\/li>\n<li>\u57fa\u4e8e\u6bd4\u7279\u6d41\u5206\u6790\u7684\u4fe1\u53f7\u5185\u5bb9\u63d0\u53d6<\/li>\n<\/ul>\n<\/li>\n<li>\u8bb0\u5f55\u7684\u79bb\u7ebf\u4fe1\u53f7\u5206\u6790<\/li>\n<\/ul>\n<\/div>\n<h3><span class=\"web1_cyan\">\u9ad8\u6d4b\u5411\u7cbe\u5ea6\uff0c\u5feb\u901f\u53ef\u9760\u7684\u653e\u5c04\u5b66\u5b9a\u4f4d<\/span><\/h3>\n<div class=\"indent\">\n<ul class=\"bullet\">\n<li>\u9ad8\u7cbe\u5ea6\u76f8\u5173\u5e72\u6d89\u4eeaDF\u7684\u5e94\u7528\u65b9\u6cd5<\/li>\n<li>\u5177\u6709\u5927\u91cf\u5929\u7ebf\u5143\u4ef6\u7684\u6d4b\u5411\u5929\u7ebf\u5177\u6709\u66f4\u9ad8\u7684\u6297\u53cd\u5c04\u80fd\u529b<\/li>\n<\/ul>\n<\/div>\n<h2><span class=\"web1_cyan\">\u521b\u65b0\u6d4b\u5411\u5929\u7ebf<\/span><\/h2>\n<div class=\"indent\">\n<ul class=\"bullet\">\n<li>\u53ea\u9700\u5355\u51fb\u9f20\u6807\u5373\u53ef\u8fdb\u884c\u4e3b\u52a8\/\u88ab\u52a8\u5207\u6362<\/li>\n<li>\u6781\u9ad8\u7684\u6d4b\u5411\u7075\u654f\u5ea6<\/li>\n<li>\u96c6\u6210\u3001\u53ef\u6269\u5c55\u7684\u9632\u96f7<\/li>\n<li>\u6613\u4e8e\u66f4\u6362\u6d4b\u5411\u5929\u7ebf<\/li>\n<\/ul>\n<\/div>\n<h3><span class=\"web1_cyan\">\u7b26\u5408\u56fd\u9645\u7535\u8054\u5efa\u8bae\u7684\u6709\u6548\u6d4b\u91cf<\/span><\/h3>\n<div class=\"indent\">\n<ul>\n<li>R&amp;S<sup>\u00ae<\/sup>DDF205\u7b26\u5408ITU\u5173\u4e8e\u6d4b\u5411\u4eea\u548c\u63a5\u6536\u673a\u7684\u6240\u6709\u8981\u6c42\uff1a<\/li>\n<\/ul>\n<\/div>\n<div class=\"indent\">\n<ul class=\"bullet\">\n<li>\u7efc\u5408\u3001\u7b26\u5408ITU\u6807\u51c6\u7684\u6d4b\u91cf\u65b9\u6cd5\u7684\u9009\u62e9\uff0c\u4f8b\u5982\uff1a\n<ul>\n<li>\u9891\u7387\u548c\u9891\u7387\u504f\u79fb\u3001\u573a\u5f3a\u3001\u8c03\u5236\u3001\u9891\u8c31\u5360\u7528\u548c\u5e26\u5bbd<\/li>\n<li>\u5229\u7528R&amp;S\u5bf9\u6570\u5b57\u8c03\u5236\u4fe1\u53f7\u8fdb\u884c\u79bb\u7ebf\u6d4b\u91cf<sup>\u00ae<\/sup>CA100 IS\u8f6f\u4ef6\u548c\u5408\u9002\u7684\u9009\u9879\uff08\u7b26\u5408ITU\u5efa\u8baeSM1600\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<h3><span class=\"web1_cyan\">\u6d4b\u5411\u9ad8\u8fbe6GHz<\/span><\/h3>\n<div class=\"indent\">\n<ul class=\"bullet\">\n<li>\u5feb\u901f\u3001\u6709\u6548\u7684\u5e72\u6270\u68c0\u6d4b<\/li>\n<\/ul>\n<\/div>\n<h3><span class=\"web1_cyan\">\u9ad8\u5206\u8fa8\u7387\u4e2d\u9891\u5149\u8c31<\/span><\/h3>\n<div class=\"indent\">\n<ul class=\"bullet\">\n<li>\u6240\u6709\u7ec6\u8282\u5728\u6d4b\u5411\u6a21\u5f0f\u4e0b\u53ef\u89c1<\/li>\n<\/ul>\n<h2>\u7b80\u8981\u89c4\u683c<\/h2>\n<div id=\"ti_expandedbox_c_t-12934.8\" class=\"tbl col3\">\n<table cellspacing=\"0\" cellpadding=\"0\">\n<thead>\n<tr>\n<td colspan=\"3\"><strong>\u9891\u7387\u8303\u56f4, \u5b9a\u5411\u6a21\u5f0f<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Frequency range<\/td>\n<td>base unit<\/td>\n<td>20 MHz to 3 GHz<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-HF option<\/td>\n<td>300\u00a0kHz to 3\u00a0GHz<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-FE option<\/td>\n<td>20\u00a0MHz to 6\u00a0GHz<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-HF and R&amp;S<sup>\u00ae<\/sup>DDF205-FE options<\/td>\n<td>300\u00a0kHz to 6\u00a0GHz<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\"><strong>\u9891\u7387\u8303\u56f4, \u63a5\u6536\u673a\u6a21\u5f0f<\/strong><\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td>Frequency range<\/td>\n<td>base unit<\/td>\n<td>20\u00a0MHz to 3.6\u00a0GHz<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-HF option<\/td>\n<td>8\u00a0kHz to 3.6\u00a0GHz<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-FE option<\/td>\n<td>20\u00a0MHz to 6\u00a0GHz<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-HF and<br \/>\nR&amp;S<sup>\u00ae<\/sup>DDF205-FE options<\/td>\n<td>8\u00a0kHz to 6\u00a0GHz<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td colspan=\"3\"><strong>\u5b9a\u5411\u6a21\u5f0f<\/strong><\/td>\n<\/tr>\n<tr>\n<td>DF method<\/td>\n<td>VHF\/UHF\/SHF<\/td>\n<td>correlative interferometer<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>HF<\/td>\n<td>Watson-Watt<\/td>\n<\/tr>\n<tr>\n<td>System DF accuracy<sup>1)<\/sup><\/td>\n<td colspan=\"2\">depends on DF antenna (i.e.\u00a0R&amp;S<sup>\u00ae<\/sup>ADD119, R&amp;S<sup>\u00ae<\/sup>ADD196, R&amp;S<sup>\u00ae<\/sup>ADD075), in reflection-free environment, with lightning protection, in line with report ITU-R SM.2125 (limited to one modulation type) and recommendation ITU-R SM.854<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>300\u00a0kHz to 30\u00a0MHz<\/td>\n<td>\u2264\u00a02\u00b0 RMS<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>20\u00a0MHz to 80\u00a0MHz<\/td>\n<td>typ. 1\u00b0 RMS<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>80\u00a0MHz to 1.3\u00a0GHz<\/td>\n<td>typ. 0.5\u00b0 RMS<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>1.3\u00a0GHz to 6\u00a0GHz<\/td>\n<td>typ. 1\u00b0 RMS<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td>System DF sensitivity<\/td>\n<td colspan=\"2\">depends on DF antenna (i.e.\u00a0R&amp;S<sup>\u00ae<\/sup>ADD119, R&amp;S<sup>\u00ae<\/sup>ADD196, R&amp;S<sup>\u00ae<\/sup>ADD075), for 5\u00ba RMS DF fluctuation, 5 s integration time and 250\u00a0Hz (HF)\/600\u00a0Hz (VHF\/UHF\/SHF) DF bandwidth, in line with report ITU-R SM.2125<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>300\u00a0kHz to 80\u00a0MHz<\/td>\n<td>typ. 14 \u00b5V\/m to 4 \u00b5V\/m<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>80\u00a0MHz to 1.3\u00a0GHz<\/td>\n<td>typ. 1 \u00b5V\/m<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>1.3\u00a0GHz to 6\u00a0GHz<\/td>\n<td>typ. 2 \u00b5V\/m<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td>Realtime bandwidth for broadband direction finding<\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-WDF option<\/td>\n<td>up to 20 MHz<\/td>\n<\/tr>\n<tr>\n<td>Minimum signal duration<\/td>\n<td>for single-burst signals, in line with report ITU-R SM.2125<\/td>\n<td><\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td><\/td>\n<td>VHF\/UHF\/SHF<\/td>\n<td>1 ms<\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td>HF<\/td>\n<td>2\u00a0ms<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td colspan=\"3\"><strong>\u63a5\u6536\u673a\u6a21\u5f0f<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Analysis bandwidth<\/td>\n<td><\/td>\n<td>up to 20 MHz<\/td>\n<\/tr>\n<tr class=\"bkgr\">\n<td>Demodulation bandwidth<\/td>\n<td><\/td>\n<td>up to 20 MHz<\/td>\n<\/tr>\n<tr>\n<td>Scan speed<\/td>\n<td>with R&amp;S<sup>\u00ae<\/sup>DDF205-PS option<\/td>\n<td>up to 12 GHz\/s<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div id=\"ti_expandedbox_c_t-12934.9\" class=\"tbl col3\">\n<p><sup>1)<\/sup> Measurement in reflection-free environment. The RMS error is calculated from the bearings of evenly distributed samples versus azimuth and frequency.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div id=\"ti_expandedbox_c_t-12934.5\" class=\"text\">\n<p>R&amp;S<sup>\u00ae<\/sup>DDF205\u7ed3\u5408\u4e86\u65b0\u7684\u3001\u9ad8\u5ea6\u96c6\u6210\u7684R&amp;S<sup>\u00ae<\/sup>EB500\u578b\u7cbe\u5bc6\u76f8\u5173\u5e72\u6d89\u4eea\u6d4b\u5411\u6cd5\u76d1\u6d4b\u63a5\u6536\u673a\u3002\u8fd9\u4e00\u72ec\u7279\u7684\u7ec4\u5408\u6267\u884c\u7cbe\u786e\u7684\u65e0\u7ebf\u7535\u6d4b\u5411\uff0c\u4e14\u5176\u4e3a\u7d27\u51d1\u548c\u4f4e\u529f\u8bbe\u8ba1\uff0c\u5177\u6709\u5bbd\u5e26\u6d4b\u5411\u5929\u7ebf\u548c\u76f4\u6d41\u7535\u6e90\u4f9b\u7535\u7684\u80fd\u529b\uff0cR&amp;S<sup>\u00ae<\/sup>DDF205\u4e5f\u662f\u79fb\u52a8\u5e94\u7528\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n<\/div>\n","protected":false},"featured_media":3541,"template":"","meta":[],"product_brand":[],"product_cat":[128,84],"product_tag":[],"class_list":{"0":"post-3540","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-rs","7":"product_cat-rf_df","9":"first","10":"instock","11":"shipping-taxable","12":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - 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