{"id":230,"date":"2024-09-09T11:23:47","date_gmt":"2024-09-09T03:23:47","guid":{"rendered":"https:\/\/www.bihec.com\/think-srs\/?p=230"},"modified":"2024-09-09T11:23:47","modified_gmt":"2024-09-09T03:23:47","slug":"fs752","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/think-srs\/fs752\/","title":{"rendered":"SRS,Stanford Research Systems,GPS \u63a7\u5236\u632f\u8361\u5668,FS752"},"content":{"rendered":"<p><strong><a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/srs\/\" title=\"View all posts in SRS\" target=\"_blank\">SRS<\/a>,<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/stanford-research-systems\/\" title=\"View all posts in Stanford Research Systems\" target=\"_blank\">Stanford Research Systems<\/a>,<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/gps-%e6%8e%a7%e5%88%b6%e6%8c%af%e8%8d%a1%e5%99%a8\/\" title=\"View all posts in GPS \u63a7\u5236\u632f\u8361\u5668\" target=\"_blank\">GPS \u63a7\u5236\u632f\u8361\u5668<\/a>,<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/fs752\/\" title=\"View all posts in FS752\" target=\"_blank\">FS752<\/a><\/strong><\/p>\n<p><strong>FS752 GPS 10 MHz \u53c2\u8003<\/strong><\/p>\n<p><strong>\u6982\u8ff0<\/strong><\/p>\n<p>FS752 GNSS \u81ea\u5f8b\u65f6\u95f4\u548c\u9891\u7387\u53c2\u8003\u4eea\u4e3a\u60a8\u7684\u5b9e\u9a8c\u5ba4\u63d0\u4f9b\u4e86\u7ecf\u8fc7\u6821\u51c6\u7684\u65f6\u95f4\u548c\u9891\u7387\u5206\u53d1\u3002\u5185\u7f6e\u63a5\u6536\u5668\u53ef\u8ddf\u8e2a\u56db\u5927\u4e3b\u8981 GNSS \u661f\u5ea7\u4e2d\u7684\u4efb\u610f\u4e00\u4e2a\uff1aGPS\u3001GLONASS\u3001BEIDOU \u6216 GALILEO\u3002\u4eea\u5668\u914d\u5907\u53cc\u7089 OCXO \u65f6\u95f4\u57fa\u51c6\uff0c\u5176\u76f8\u4f4d\u566a\u58f0\u5728 10 Hz \u504f\u79fb\u4e0b\u4f4e\u4e8e -125 dBc\/Hz\u3002<\/p>\n<p><strong>10 MHz \u548c 1 pps \u5206\u53d1<\/strong><\/p>\n<p>FS752 \u63d0\u4f9b\u4e94\u4e2a\u7f13\u51b2\u7684 10 MHz \u8f93\u51fa\u548c\u4e24\u4e2a\u7f13\u51b2\u7684 1 pps \u8f93\u51fa\u300210 MHz \u8f93\u51fa\u5728 50 \u03a9 \u8d1f\u8f7d\u4e0b\u4ea7\u751f 1 Vrms\uff0c\u53ef\u7528\u4f5c\u5b9e\u9a8c\u5ba4\u8bbe\u5907\u7684\u9891\u7387\u53c2\u8003\u30021 pps \u8f93\u51fa\u4ea7\u751f 10 \u03bcs \u8109\u51b2\uff0c\u4f7f\u7528 5 V CMOS \u903b\u8f91\uff0c\u5e76\u4e0e UTC \u5bf9\u9f50\u3002\u6700\u591a\u53ef\u4ee5\u901a\u8fc7\u540e\u9762\u677f\u9009\u9879\u589e\u52a0\u516b\u4e2a\u989d\u5916\u7684 10 MHz \u548c 1 pps \u8f93\u51fa\u3002<\/p>\n<p><strong>GNSS \u63a5\u6536\u5668<\/strong><\/p>\n<ul>\n<li><strong>\u7a33\u5b9a\u6027\uff08\u9501\u5b9a\u5230 GNSS\uff09<\/strong>: FS752 \u4e3a\u8fdc\u7a0b\u4e3b\u52a8 GNSS \u5929\u7ebf\u63d0\u4f9b\u504f\u7f6e\u3002\u4eea\u5668\u7684 GNSS \u63a5\u6536\u5668\u8ddf\u8e2a\u6240\u6709\u53ef\u89c1\u7684\u536b\u661f\uff0c\u81ea\u52a8\u8c03\u67e5\u5e76\u786e\u5b9a\u5176\u4f4d\u7f6e\uff0c\u7136\u540e\u5229\u7528\u6240\u6709\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u4f18\u5316\u5176\u5b9a\u65f6\u89e3\u51b3\u65b9\u6848\u3002FS752 \u5bf9\u63a5\u6536\u5668\u7684 1 pps \u8f93\u51fa\u8fdb\u884c\u65f6\u95f4\u6807\u8bb0\uff0c\u4fee\u6b63\u63a5\u6536\u5668\u7684\u952f\u9f7f\u8bef\u5dee\uff0c\u7136\u540e\u5c06\u65f6\u95f4\u57fa\u51c6\u76f8\u4f4d\u9501\u5b9a\u5230 GNSS 1 pps\u3002\u4e24\u53f0\u4eea\u5668\u4e4b\u95f4\u7684 TDEV \u4ec5\u4e3a\u51e0\u7eb3\u79d2\u3002<\/li>\n<li><strong>GNSS \u4fe1\u53f7\u4e22\u5931\u65f6\u7684\u7a33\u5b9a\u6027<\/strong>: \u5982\u679c GNSS \u4fe1\u53f7\u4e22\u5931\uff0c\u65f6\u95f4\u57fa\u51c6\u5c06\u4fdd\u6301\u5728\u6700\u540e\u9501\u5b9a\u7684\u9891\u7387\u503c\u3002\u65f6\u95f4\u57fa\u51c6\u7684\u8001\u5316\u6216\u9891\u7387\u6f02\u79fb\u4e0d\u8d85\u8fc7 \u00b10.05 ppm\/\u5e74\u3002<\/li>\n<\/ul>\n<p><strong>GNSS \u5929\u7ebf<\/strong><\/p>\n<p>\u60a8\u53ef\u4ee5\u9009\u62e9\u4ece SRS \u8d2d\u4e70 GNSS \u5929\u7ebf\u3001\u7b2c\u4e09\u65b9\u5929\u7ebf\uff0c\u6216\u4f7f\u7528\u60a8\u8bbe\u65bd\u4e2d\u5df2\u6709\u7684 GNSS \u5929\u7ebf\u3002SRS \u5b9a\u65f6\u63a5\u6536\u5668\u9700\u8981\u51c0\u589e\u76ca\uff08\u6263\u9664\u7535\u7f06\u635f\u8017\uff09\u4e3a +20 dBi \u81f3 +32 dBi\uff0c\u8fd9\u5728\u5404\u79cd\u53ef\u7528\u7684\u4e3b\u52a8\u5929\u7ebf\u548c\u5178\u578b\u7535\u7f06\u957f\u5ea6\u4e2d\u975e\u5e38\u5e38\u89c1\u3002\u5929\u7ebf\u8f93\u5165\u6709\u4e00\u4e2a\u5973\u6027 BNC \u8fde\u63a5\u5668\uff0c\u63d0\u4f9b +5 V \u504f\u7f6e\uff0c\u5177\u6709 50 \u03a9 \u8f93\u5165\u963b\u6297\u3002<\/p>\n<p><strong>\u62a5\u8b66<\/strong><\/p>\n<p>FS752 \u5305\u62ec\u4e00\u4e2a\u53ef\u914d\u7f6e\u7684 SPDT \u5f00\u5173\u5728\u5176\u540e\u9762\u677f\u4e0a\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u62a5\u8b66\u8bbe\u7f6e\u4e3a\u5728 FS752 \u5931\u53bb GNSS \u4fe1\u53f7\u9501\u5b9a\u65f6\u89e6\u53d1\uff0c\u4f46\u5f00\u5173\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u4e3a\u76d1\u63a7\u65f6\u95f4\u57fa\u51c6\u6216\u4eea\u5668\u7684\u4fdd\u6301\u72b6\u6001\u3002<\/p>\n<p><strong>\u901a\u4fe1<\/strong><\/p>\n<p>FS752 \u53ef\u901a\u8fc7\u5176 USB \u7aef\u53e3\u8fdb\u884c\u63a7\u5236\u548c\u67e5\u8be2\u3002\u4eea\u5668\u5b8c\u5168\u53ef\u7f16\u7a0b\uff0c\u4f7f\u7528\u5176\u5e7f\u6cdb\u7684\u9ad8\u7ea7\u547d\u4ee4\u96c6\uff0c\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u514d\u8d39\u7684 GNSSDO \u5e94\u7528\u7a0b\u5e8f\uff0c\u65b9\u4fbf\u53d1\u9001\u547d\u4ee4\u3001\u67e5\u770b\u4eea\u5668\u72b6\u6001\u548c\u66f4\u6539 FS752 \u7684\u914d\u7f6e\u3002<\/p>\n<p><strong>FS752 \u89c4\u683c\u8bf4\u660e<\/strong><\/p>\n<p><strong>OCXO \u65f6\u95f4\u57fa\u51c6<\/strong><\/p>\n<ul>\n<li><strong>\u632f\u8361\u5668\u7c7b\u578b<\/strong>\uff1a\u53cc\u7089\u63a7\u5236\uff0c\u7b2c\u4e09\u4ee3 OT\uff0cSC \u5207\u5272\u6676\u4f53<\/li>\n<li><strong>\u6e29\u5ea6\u7a33\u5b9a\u6027<\/strong>\uff1a&lt;1 \u00d7 10^-9\uff0820 \u81f3 30 \u00b0C\uff09<\/li>\n<li><strong>\u8001\u5316\uff08\u672a\u8c03\u6574\uff09<\/strong>\uff1a&lt;0.05 ppm\/\u5e74<\/li>\n<li><strong>\u76f8\u4f4d\u566a\u58f0\uff08SSB\uff09<\/strong>\uff1a&lt;-125 dBc\/Hz\uff0810 Hz \u504f\u79fb\uff09<\/li>\n<li><strong>\u7a33\u5b9a\u6027<\/strong>\uff1a&lt;5 \u00d7 10^-11\uff081 \u79d2\uff09\u3002\u8be6\u89c1\u529f\u80fd\u56fe\u8868<\/li>\n<li><strong>\u4fdd\u6301\u65f6\u95f4\uff0824 \u5c0f\u65f6\uff09<\/strong>\uff1a&lt;40 \u00b5s<\/li>\n<\/ul>\n<p><strong>GPS \u63a5\u6536\u673a<\/strong><\/p>\n<ul>\n<li><strong>\u578b\u53f7<\/strong>\uff1au-blox\uff0cNEO-M8T<\/li>\n<li><strong>\u536b\u661f\u83b7\u53d6\u65f6\u95f4<\/strong>\uff1a\u5178\u578b\u60c5\u51b5\u4e0b\u5c11\u4e8e 1 \u5206\u949f<\/li>\n<li><strong>\u5386\u4e66\u83b7\u53d6\u65f6\u95f4<\/strong>\uff1a\u6301\u7eed\u8ddf\u8e2a\u536b\u661f\u65f6\u5927\u7ea6 15 \u5206\u949f<\/li>\n<li><strong>\u4f18\u5316\u9759\u6001\u5e94\u7528<\/strong>\uff1a\u8d85\u786e\u5b9a\u949f\u6a21\u5f0f\u4f7f\u63a5\u6536\u673a\u53ef\u4ee5\u4f7f\u7528\u6240\u6709\u536b\u661f\u8fdb\u884c\u65f6\u95f4\u540c\u6b65<\/li>\n<li><strong>UTC \u7cbe\u5ea6<\/strong>\uff1a&lt;<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/100\/\" title=\"View all posts in 100\" target=\"_blank\">100<\/a> ns<\/li>\n<li><strong>\u65f6\u95f4\u6f02\u79fb<\/strong>\uff1a&lt;20 ns rms\uff08\u6674\u7a7a\uff09\uff0c&lt;500 ns rms\uff08\u5ba4\u5185\uff09<\/li>\n<li><strong>\u5929\u7ebf\u5ef6\u8fdf\u4fee\u6b63\u8303\u56f4<\/strong>\uff1a\u00b10.1 s<\/li>\n<\/ul>\n<p><strong>1 pps \u8f93\u51fa<\/strong><\/p>\n<ul>\n<li><strong>\u5468\u671f<\/strong>\uff1a1 s<\/li>\n<li><strong>\u5bbd\u5ea6<\/strong>\uff1a10 \u00b5s<\/li>\n<li><strong>\u76f8\u4f4d\u7cbe\u5ea6<\/strong>\uff1a&lt;2 ns\uff08\u76f8\u5bf9\u4e8e\u5185\u90e8\u53c2\u8003\uff09<\/li>\n<li><strong>\u6296\u52a8<\/strong>\uff1a&lt;50 ps\uff08rms\uff09<\/li>\n<li><strong>\u7535\u5e73<\/strong>\uff1a+5 V CMOS \u903b\u8f91<\/li>\n<li><strong>\u8fc7\u6e21\u65f6\u95f4<\/strong>\uff1a&lt;2 ns<\/li>\n<li><strong>\u6e90\u963b\u6297<\/strong>\uff1a50 \u03a9<\/li>\n<li><strong>\u53cd\u5411\u4fdd\u62a4<\/strong>\uff1a\u00b15 VDC<\/li>\n<\/ul>\n<p><strong>10 MHz \u8f93\u51fa<\/strong><\/p>\n<ul>\n<li><strong>\u5e45\u5ea6<\/strong>\uff1a13 dBm<\/li>\n<li><strong>\u5e45\u5ea6\u7cbe\u5ea6<\/strong>\uff1a\u00b11 dB<\/li>\n<li><strong>\u8c10\u6ce2<\/strong>\uff1a&lt;-40 dBc<\/li>\n<li><strong>\u6742\u6563<\/strong>\uff1a&lt;-90 dBc\uff08100 kHz \u5e26\u5bbd\uff09<\/li>\n<li><strong>\u8f93\u51fa\u8026\u5408<\/strong>\uff1a\u76f4\u6d41\uff0c50 \u03a9 \u00b12%<\/li>\n<li><strong>\u7528\u6237\u8d1f\u8f7d<\/strong>\uff1a50 \u03a9<\/li>\n<li><strong>\u53cd\u5411\u4fdd\u62a4<\/strong>\uff1a\u00b15 VDC<\/li>\n<\/ul>\n<p><strong>\u8ba1\u7b97\u673a\u63a5\u53e3<\/strong><\/p>\n<ul>\n<li><strong>USB<\/strong>\uff1a\u865a\u62df COM \u7aef\u53e3\uff0cFTDI \u9a71\u52a8\u7a0b\u5e8f\uff0c115.2k \u6ce2\u7279\u7387\uff0c8 \u4f4d\uff0c\u65e0\u5947\u5076\u6821\u9a8c\uff0c1 \u4e2a\u505c\u6b62\u4f4d\uff0cRTS\/CTS \u6d41<\/li>\n<li><strong>GNSSDO \u5e94\u7528\u7a0b\u5e8f<\/strong>\uff1a\u53d1\u9001\u547d\u4ee4\u3001\u67e5\u770b\u4eea\u5668\u72b6\u6001\u548c\u66f4\u6539\u4eea\u5668\u914d\u7f6e\u3002\u652f\u6301 OSX \u548c Windows\uff08.dmg \u548c .exe \u6587\u4ef6\uff09<\/li>\n<\/ul>\n<p><strong>\u53ef\u9009\u5206\u914d\u8f93\u51fa<\/strong><\/p>\n<ul>\n<li><strong>10 MHz\uff08\u9009\u9879 A\uff09<\/strong>\uff1a\u56db\u4e2a\u989d\u5916\u7684 10 MHz \u8f93\u51fa\uff08\u89c1\u4e0a\u9762\u7684\u89c4\u683c\uff09<\/li>\n<li><strong>1 pps\uff08\u9009\u9879 B\uff09<\/strong>\uff1a\u56db\u4e2a\u989d\u5916\u7684 1 pps \u8f93\u51fa\uff08\u89c1\u4e0a\u9762\u7684\u89c4\u683c\uff09<\/li>\n<\/ul>\n<p><strong>\u4e00\u822c<\/strong><\/p>\n<ul>\n<li><strong>\u4ea4\u6d41\u7535\u6e90<\/strong>\uff1a30 W\uff0c90 \u81f3 264 VAC\uff0c47 \u81f3 63 Hz\uff0c\u5177\u6709 PFC<\/li>\n<li><strong>EMI \u7b26\u5408\u6027<\/strong>\uff1aFCC \u7b2c 15 \u90e8\u5206\uff08B \u7c7b\uff09\uff0cCISPR-22\uff08B \u7c7b\uff09<\/li>\n<li><strong>\u5c3a\u5bf8<\/strong>\uff1a17&#8243; \u00d7 2&#8243; \u00d7 12&#8243;\uff08\u5bbd \u00d7 \u9ad8 \u00d7 \u6df1\uff09<\/li>\n<li><strong>\u91cd\u91cf<\/strong>\uff1a10 \u78c5<\/li>\n<li><strong>\u4fdd\u4fee<\/strong>\uff1a\u4e00\u5e74\u96f6\u4ef6\u548c\u52b3\u52a8\u4fdd\u4fee\uff0c\u9002\u7528\u4e8e\u6750\u6599\u548c\u5de5\u827a\u7f3a\u9677\u3002<\/li>\n<\/ul>\n<p id=\"wdWERnU\"><img decoding=\"async\" loading=\"lazy\" width=\"1280\" height=\"431\" class=\"alignnone size-full wp-image-231 \" src=\"https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de6978d619c.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de6978d619c.png 1280w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de6978d619c-300x101.png 300w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de6978d619c-1024x345.png 1024w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de6978d619c-768x259.png 768w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de6978d619c-500x168.png 500w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de6978d619c-800x269.png 800w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<p><a href=\"https:\/\/www.bihec.com\/think-srs\/FS752\/\">https:\/\/www.bihec.com\/think-srs\/FS752\/<\/a><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/fs752\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"FS752 (3\u4e2a\u9879\u76ee)\">FS752<\/a>\n<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/gps-%e6%8e%a7%e5%88%b6%e6%8c%af%e8%8d%a1%e5%99%a8\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 8pt;\" aria-label=\"GPS \u63a7\u5236\u632f\u8361\u5668 (3\u4e2a\u9879\u76ee)\">GPS \u63a7\u5236\u632f\u8361\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/srs\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 22pt;\" aria-label=\"SRS (105\u4e2a\u9879\u76ee)\">SRS<\/a>\n<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/stanford-research-systems\/\" class=\"tag-cloud-link tag-link-3 tag-link-position-4\" style=\"font-size: 22pt;\" aria-label=\"Stanford Research Systems (105\u4e2a\u9879\u76ee)\">Stanford Research Systems<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>SRS,Stanford Research Systems,GPS \u63a7\u5236\u632f\u8361\u5668,FS752 FS752 GPS 10 MHz \u53c2\u8003 \u6982\u8ff0 FS752 GNSS \u81ea\u5f8b\u65f6\u95f4\u548c\u9891\u7387\u53c2\u8003\u4eea <\/p>\n","protected":false},"author":27,"featured_media":231,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[77],"tags":[85,84,4,5],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SRS,Stanford Research Systems,GPS \u63a7\u5236\u632f\u8361\u5668,FS752<\/title>\n<meta name=\"description\" content=\"FS752 GNSS \u81ea\u5f8b\u65f6\u95f4\u548c\u9891\u7387\u53c2\u8003\u4eea\u4e3a\u60a8\u7684\u5b9e\u9a8c\u5ba4\u63d0\u4f9b\u4e86\u7ecf\u8fc7\u6821\u51c6\u7684\u65f6\u95f4\u548c\u9891\u7387\u5206\u53d1\u3002\u5185\u7f6e\u63a5\u6536\u5668\u53ef\u8ddf\u8e2a\u56db\u5927\u4e3b\u8981 GNSS \u661f\u5ea7\u4e2d\u7684\u4efb\u610f\u4e00\u4e2a\uff1aGPS\u3001GLONASS\u3001BEIDOU \u6216 GALILEO\u3002\u8054\u7cfb\u7535\u8bdd\uff1a17717970703(\u5fae\u4fe1\u540c\u53f7\uff09\" \/>\n<meta name=\"robots\" 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