{"id":900789,"date":"2024-09-09T13:40:38","date_gmt":"2024-09-09T05:40:38","guid":{"rendered":"https:\/\/www.bihec.com\/stanford-research-systems\/?p=900789"},"modified":"2024-09-09T13:40:38","modified_gmt":"2024-09-09T05:40:38","slug":"stanford-research-systems%e6%96%af%e5%9d%a6%e7%a6%8f-srs-fs752-gps-10-mhz%e5%90%8c%e6%ad%a5%e6%97%b6%e9%92%9f","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/stanford-research-systems\/stanford-research-systems%e6%96%af%e5%9d%a6%e7%a6%8f-srs-fs752-gps-10-mhz%e5%90%8c%e6%ad%a5%e6%97%b6%e9%92%9f\/","title":{"rendered":"Stanford Research Systems\u65af\u5766\u798f SRS FS752 GPS 10 MHz\u540c\u6b65\u65f6\u949f"},"content":{"rendered":"

\u00a0Stanford Research Systems\u65af\u5766\u798f SRS FS752<\/a> GPS 10 MHz\u540c\u6b65\u65f6\u949f<\/h2>\n

Stanford research<\/a> systems FS752 GNSS \u540c\u6b65\u65f6\u949f\u548c\u9891\u7387\u53c2\u8003\u4e3a\u60a8\u7684\u5b9e\u9a8c\u5ba4\u63d0\u4f9b\u6821\u51c6\u7684\u65f6\u95f4\u548c\u9891\u7387\u5206\u5e03\u3002\u5185\u7f6e\u63a5\u6536\u5668\u53ef\u8ddf\u8e2a\u56db\u4e2a\u4e3b\u8981 GNSS \u4e2d\u7684\u4efb\u4f55\u4e00\u4e2a\uff1aGPS\u3001GLONASS\u3001BEIDOU \u6216 GALILEO\u3002\u8be5\u4eea\u5668\u5e26\u6709\u53cc\u5361\u6c0f\u7bb1 OCXO \u65f6\u57fa\uff0c\u5728 10 Hz \u504f\u79fb\u65f6\uff0c\u76f8\u4f4d\u566a\u58f0\u5c0f\u4e8e -125 dBc\/Hz\u3002<\/p>\n

GPS\/GNSS 10 MHz
\nOCXO\u65f6\u57fa
\n\u4f4e\u76f8\u4f4d\u566a\u58f0
\n\u4e94\u4e2a10 MHz\u8f93\u51fa
\n\u4e24\u4e2a1pps\u8f93\u51fa
\n\u6700\u591a8\u4e2a10 MHz\u548c1 pps\u8f93\u51fa\uff08\u53ef\u9009\uff09<\/p>\n

FS752 GNSS \u540c\u6b65\u65f6\u949f\u4e3a\u60a8\u7684\u5b9e\u9a8c\u5ba4\u63d0\u4f9b\u6821\u51c6\u7684\u65f6\u95f4\u548c\u9891\u7387\u5206\u5e03\u3002\u5185\u7f6e\u63a5\u6536\u5668\u53ef\u8ddf\u8e2a\u56db\u4e2a\u4e3b\u8981 GNSS \u661f\u5ea7\u4e2d\u7684\u4efb\u4f55\u4e00\u4e2a\uff1aGPS\u3001GLONASS\u3001BEIDOU \u6216 GALILEO\u3002\u8be5\u4eea\u5668\u5e26\u6709\u53cc\u5361\u6c0f\u7bb1 OCXO \u65f6\u57fa\uff0c\u5728 10 Hz \u504f\u79fb\u65f6\uff0c\u76f8\u4f4d\u566a\u58f0\u5c0f\u4e8e\u00a0-125 dBc\/Hz\u3002<\/p>\n

10 MHz \u548c 1 pps \u5206\u5e03<\/p>\n

FS752 \u63d0\u4f9b 5 \u4e2a\u7f13\u51b2 10 MHz \u8f93\u51fa\u548c 2 \u4e2a\u7f13\u51b2 1 pps \u8f93\u51fa\u300210 MHz \u8f93\u51fa\u53ef\u5728 50 \u03a9 \u4e2d\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\u5177\u6709 5 V CMOS \u903b\u8f91\u548c\u4e0e UTC \u5bf9\u9f50\u7684\u4e0a\u5347\u6cbf\u3002\u591a\u8fbe 8 \u4e2a\u989d\u5916\u7684 10 MHz \u548c 1 pps \u8f93\u51fa\u4f5c\u4e3a\u540e\u9762\u677f\u9009\u9879\u63d0\u4f9b\u3002<\/p>\n

GNSS \u63a5\u6536\u5668<\/p>\n

\n\n\n\n
<\/p>\n

\u7a33\u5b9a\u6027\uff08\u9501\u5b9a\u5230 GNSS\uff09<\/h2>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

FS752 \u4e3a\u8fdc\u7a0b\u6709\u6e90 GNSS \u5929\u7ebf\u63d0\u4f9b\u504f\u7f6e\u3002\u8be5\u88c5\u7f6e\u7684 GNSS \u63a5\u6536\u5668\u8ddf\u8e2a\u89c6\u91ce\u4e2d\u7684\u6240\u6709\u536b\u661f\uff0c\u81ea\u52a8\u52d8\u6d4b\u5e76\u56fa\u5b9a\u5176\u4f4d\u7f6e\uff0c\u7136\u540e\u4f7f\u7528\u6240\u6709\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u6765\u4f18\u5316\u5176\u8ba1\u65f6\u89e3\u51b3\u65b9\u6848\u3002FS752 \u5bf9\u63a5\u6536\u5668\u7684 1 pps \u8f93\u51fa\u8fdb\u884c\u65f6\u95f4\u6807\u8bb0\uff0c\u6821\u6b63\u63a5\u6536\u5668\u952f\u9f7f\u8bef\u5dee\u7684\u7ed3\u679c\uff0c\u7136\u540e\u5c06\u65f6\u57fa\u76f8\u4f4d\u9501\u5b9a\u5230 GNSS 1 pps\u3002\u4e24\u53f0\u4eea\u5668\u4e4b\u95f4\u7684 TDEV \u4e3a\u51e0\u7eb3\u79d2\u3002<\/p>\n

\u5982\u679c GNSS \u4fe1\u53f7\u4e22\u5931\uff0c\u5219\u65f6\u57fa\u5c06\u4fdd\u6301\u5728\u4e0a\u6b21\u9501\u5b9a\u7684\u9891\u7387\u503c\u3002\u65f6\u57fa\u7684\u8001\u5316\u6216\u9891\u7387\u6f02\u79fb\u5c06\u5c0f\u4e8e \u00b10.05 ppm\/\u5e74\u3002<\/p>\n

GNSS \u5929\u7ebf<\/p>\n

\u60a8\u53ef\u4ee5\u9009\u62e9\u4ece SRS \u6216\u7b2c\u4e09\u65b9\u8d2d\u4e70 GNSS \u5929\u7ebf\uff0c\u4e5f\u53ef\u4ee5\u5728\u60a8\u7684\u8bbe\u65bd\u4e2d\u4f7f\u7528\u73b0\u6709\u7684 GNSS \u5929\u7ebf\u3002SRS \u5b9a\u65f6\u63a5\u6536\u5668\u8981\u6c42 +20 dBi \u81f3 +32 dBi \u7684\u51c0\u589e\u76ca\uff08\u7535\u7f06\u635f\u8017\u540e\uff09\uff0c\u8fd9\u662f\u5404\u79cd\u53ef\u7528\u6709\u6e90\u5929\u7ebf\u548c\u5178\u578b\u7535\u7f06\u957f\u5ea6\u4e2d\u975e\u5e38\u5e38\u89c1\u7684\u6c34\u5e73\u3002SRS \u5b9a\u65f6\u63a5\u6536\u5668\u7684\u5929\u7ebf\u8f93\u5165\u5177\u6709\u4e00\u4e2a\u6bcd BNC \u8fde\u63a5\u5668\uff0c\u63d0\u4f9b +5 V \u504f\u7f6e\uff0c\u5e76\u5177\u6709 50 \u03a9 \u8f93\u5165\u963b\u6297\u3002<\/p>\n

\n\n\n\n
<\/p>\n

\u7a33\u5b9a\u6027\uff08\u89e3\u9501\u81f3 GNSS\uff09<\/h2>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

SRS \u63d0\u4f9b\u4e24\u79cd\u5929\u7ebf\u89e3\u51b3\u65b9\u6848\uff0c\u4e24\u79cd\u89e3\u51b3\u65b9\u6848\u90fd\u5177\u6709 LNA\u3002\u6240\u6709\u7cfb\u7edf\u7ec4\u4ef6\u5747\u5177\u6709 50 \u03a9 \u7684\u7279\u6027\u963b\u6297\u3002<\/p>\n

\u8b66\u62a5<\/p>\n

FS752 \u7684\u540e\u9762\u677f\u4e0a\u5305\u62ec\u4e00\u4e2a\u53ef\u914d\u7f6e\u7684 SPDT \u5f00\u5173\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u8b66\u62a5\u8bbe\u7f6e\u4e3a\u5728 FS752 \u5931\u53bb\u5bf9 GNSS \u4fe1\u53f7\u7684\u9501\u5b9a\u65f6\u89e6\u53d1\uff0c\u4f46\u4e5f\u53ef\u4ee5\u5c06\u5f00\u5173\u8bbe\u7f6e\u4e3a\u76d1\u63a7\u65f6\u57fa\u7684\u5065\u5eb7\u72b6\u51b5\u6216\u4eea\u5668\u7684\u4fdd\u6301\u72b6\u6001\u3002<\/p>\n

\u901a\u4fe1<\/p>\n

FS752 \u53ef\u901a\u8fc7\u5176 USB \u7aef\u53e3\u8fdb\u884c\u63a7\u5236\u548c\u67e5\u8be2\u3002\u8be5\u4eea\u5668\u53ef\u4f7f\u7528\u5176\u5e7f\u6cdb\u7684\u9ad8\u7ea7\u547d\u4ee4\u96c6\u8fdb\u884c\u5b8c\u5168\u7f16\u7a0b\uff0c\u8fd8\u6709\u4e00\u4e2a\u514d\u8d39\u7684 GNSSDO \u5e94\u7528\u7a0b\u5e8f\uff0c\u53ef\u8f7b\u677e\u53d1\u9001\u547d\u4ee4\u3001\u67e5\u770b\u4eea\u5668\u72b6\u6001\u548c\u66f4\u6539 FS752 \u7684\u914d\u7f6e\u3002<\/p>\n

 <\/p>\n

\"\"<\/p>\n

SG390\u77e2\u91cf\u4fe1\u53f7\u53d1\u751f\u5668<\/a>\nSG396\u77e2\u91cf\u4fe1\u53f7\u53d1\u751f\u5668<\/a>\nSRS DG645<\/a>\nSRS FS752<\/a>\nSRS GPS\u540c\u6b65\u65f6\u949f<\/a>\nSRS SG390<\/a>\nSRS SG392<\/a>\nSRS SG394<\/a>\nSRS SG396<\/a>\nStanford Research Systems\u77e2\u91cf\u4fe1\u53f7\u53d1\u751f\u5668<\/a>\n\u65af\u5766\u798fSG396<\/a><\/div>","protected":false},"excerpt":{"rendered":"

\u00a0Stanford Research Systems\u65af\u5766\u798f SRS FS752 GPS 10 MHz\u540c\u6b65\u65f6\u949f Stanford research systems FS752 GNS <\/p>\n","protected":false},"author":29,"featured_media":900790,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[101,156,146,148,157,100,153,154,147,152,155],"_links":{"self":[{"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/posts\/900789"}],"collection":[{"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/users\/29"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/comments?post=900789"}],"version-history":[{"count":1,"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/posts\/900789\/revisions"}],"predecessor-version":[{"id":900792,"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/posts\/900789\/revisions\/900792"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/media\/900790"}],"wp:attachment":[{"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/media?parent=900789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/categories?post=900789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bihec.com\/stanford-research-systems\/wp-json\/wp\/v2\/tags?post=900789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}