{"id":240,"date":"2024-09-09T14:37:17","date_gmt":"2024-09-09T06:37:17","guid":{"rendered":"https:\/\/www.bihec.com\/think-srs\/?p=240"},"modified":"2024-09-09T14:37:17","modified_gmt":"2024-09-09T06:37:17","slug":"sr844","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/think-srs\/sr844\/","title":{"rendered":"SRS,Stanford Research Systems,SR844,\u9501\u76f8\u653e\u5927\u5668"},"content":{"rendered":"
SRS<\/a>,Stanford Research Systems<\/a>,SR844<\/a>,\u9501\u76f8\u653e\u5927\u5668<\/a><\/strong><\/p>\n \u9501\u76f8\u653e\u5927\u5668<\/strong><\/p>\n SR844 \u2014 200 MHz\u9501\u76f8\u653e\u5927\u5668\uff0c\u9891\u7387\u8303\u56f4\u4ece25 kHz\u5230200 MHz<\/strong><\/p>\n \u6982\u8ff0<\/strong><\/p>\n SR844\u662fSRS\u63d0\u4f9b\u7684\u5e26\u5bbd\u6700\u5bbd\u7684\u9501\u76f8\u653e\u5927\u5668\u3002\u5b83\u63d0\u4f9b\u65e0\u59a5\u534f\u7684\u6027\u80fd\uff0c\u9891\u7387\u8303\u56f4\u4e3a25 kHz\u5230200 MHz\uff0c\u52a8\u6001\u8303\u56f4\u9ad8\u8fbe80 dB\u3002SR844\u5305\u62ec\u4e86SRS DSP\u9501\u76f8\u653e\u5927\u5668<\/a>\u6240\u671f\u671b\u7684\u4f17\u591a\u529f\u80fd\u3001\u64cd\u4f5c\u7b80\u4fbf\u6027\u548c\u7f16\u7a0b\u80fd\u529b\u3002<\/p>\n \u6570\u5b57\u6280\u672f<\/strong><\/p>\n SR844\u91c7\u7528\u4e0eSR850<\/a>\u3001SR830\u548cSR810\u9501\u76f8\u653e\u5927\u5668\u76f8\u540c\u7684\u5148\u8fdbDSP\u6280\u672f\u3002DSP\u76f8\u8f83\u4e8e\u6a21\u62df\u4eea\u5668\u5177\u6709\u8bb8\u591a\u4f18\u52bf\u2014\u2014\u9ad8\u52a8\u6001\u8303\u56f4\u3001\u4f4e\u96f6\u6f02\u79fb\u3001\u7cbe\u786e\u7684\u5c04\u9891\u76f8\u4f4d\u79fb\u548c\u6b63\u4ea4\u6027\uff0c\u4ee5\u53ca\u6570\u5b57\u8f93\u51fa\u6ee4\u6ce2\u3002<\/p>\n \u4fe1\u53f7\u8f93\u5165<\/strong><\/p>\n SR844\u5177\u670950 \u03a9\u548c1 M\u03a9\u4e24\u79cd\u8f93\u5165\u30021 M\u03a9\u8f93\u5165\u7528\u4e8e\u9ad8\u6e90\u963b\u6297\u7684\u4f4e\u9891\u5e94\u7528\uff0c\u6216\u6807\u51c610\u00d7\u793a\u6ce2\u5668\u63a2\u5934\u300250 \u03a9\u8f93\u5165\u63d0\u4f9b\u6700\u4f73\u7684\u5c04\u9891\u4fe1\u53f7\u5339\u914d\u3002\u5168\u5c3a\u5ea6\u7075\u654f\u5ea6\u8303\u56f4\u4ece1 Vrms\uff08+13 dBm\uff09\u5230100 nVrms\uff08-127 dBm\uff09\u3002\u53ef\u4ee5\u9009\u62e9\u6700\u591a60 dB\u7684\u5c04\u9891\u8870\u51cf\u621620 dB\u7684\u5c04\u9891\u589e\u76ca\uff0c\u589e\u76ca\u5206\u914d\u53ef\u4ee5\u4f18\u5316\u4ee5\u63d0\u4f9b\u9ad8\u8fbe80 dB\u7684\u52a8\u6001\u8303\u56f4\u3002<\/p>\n \u53c2\u8003<\/strong><\/p>\n SR844\u63d0\u4f9b\u5185\u90e8\u548c\u5916\u90e8\u53c2\u8003\u64cd\u4f5c\u3002\u5728\u8fd9\u4e24\u79cd\u60c5\u51b5\u4e0b\uff0c\u6574\u4e2a25 kHz\u5230200 MHz\u7684\u9891\u7387\u8303\u56f4\u90fd\u65e0\u9700\u624b\u52a8\u9009\u62e9\u8303\u56f4\u3002\u5916\u90e8\u53c2\u8003\u8f93\u5165\u5177\u6709\u81ea\u52a8\u9608\u503c\u529f\u80fd\uff0c\u53ef\u4ee5\u9501\u5b9a\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u6216\u8109\u51b2\u4fe1\u53f7\u3002\u5185\u90e8\u53c2\u8003\u7ecf\u8fc7\u6570\u5b57\u5408\u6210\uff0c\u53ef\u8fdb\u884c3\u4f4d\u6570\u5b57\u9891\u7387\u8c03\u6574\u3002<\/p>\n \u652f\u63012F\u5206\u91cf\u7684\u8c10\u6ce2\u68c0\u6d4b\uff0c\u9002\u7528\u4e8e\u5185\u90e8\u548c\u5916\u90e8\u53c2\u8003\u6a21\u5f0f\u3002<\/p>\n \u65e0\u8bba\u662f\u5916\u90e8\u6a21\u5f0f\u8fd8\u662f\u5185\u90e8\u6a21\u5f0f\uff0c\u90fd\u63d0\u4f9b\u4e00\u4e2a\u4e0e\u9501\u76f8\u53c2\u8003\u76f8\u4f4d\u540c\u6b65\u7684\u53c2\u8003\u8f93\u51fa\uff081.0 Vpp\u65b9\u6ce2\uff0c50 \u03a9\u8d1f\u8f7d\uff09\u3002<\/p>\n \u8f93\u51fa\u6ee4\u6ce2\u5668<\/strong><\/p>\n \u65f6\u95f4\u5e38\u6570\u4ece100 \u00b5s\u523030 ks\u53ef\u4ee5\u9009\u62e9\uff0c\u6eda\u964d\u9009\u62e9\u4e3a6\u300112\u300118\u621624 dB\/oct\u3002\u5bf9\u4e8e\u9ad8\u5e26\u5bbd\u3001\u5b9e\u65f6\u8f93\u51fa\uff0c\u6ee4\u6ce2\u5668\u53ef\u4ee5\u5b8c\u5168\u7ed5\u8fc7\u3002\u5728\u201c\u65e0\u6ee4\u6ce2\u201d\u6a21\u5f0f\u4e0b\uff0c\u6709\u6548\u65f6\u95f4\u5e38\u6570\u7ea6\u4e3a30 \u00b5s\uff0c\u6a21\u62df\u8f93\u51fa\u6bcf10\u81f320 \u00b5s\u66f4\u65b0\u4e00\u6b21\u3002<\/p>\n \u64cd\u4f5c\u7b80\u4fbf<\/strong><\/p>\n SR844\u6613\u4e8e\u4f7f\u7528\u3002\u6240\u6709\u4eea\u5668\u529f\u80fd\u90fd\u901a\u8fc7\u524d\u9762\u677f\u952e\u76d8\u8bbe\u7f6e\uff0c\u65cb\u94ae\u53ef\u5feb\u901f\u8c03\u6574\u53c2\u6570\u3002\u6700\u591a\u53ef\u4ee5\u5c06\u4e5d\u79cd\u4e0d\u540c\u7684\u4eea\u5668\u914d\u7f6e\u5b58\u50a8\u5728\u975e\u6613\u5931\u6027\u5185\u5b58\u4e2d\uff0c\u65b9\u4fbf\u5feb\u901f\u3001\u53ef\u9760\u5730\u8bbe\u7f6e\u4eea\u5668\u3002\u6807\u51c6\u7684RS-232\u548cGPIB\uff08IEEE-488.2\uff09\u63a5\u53e3\u63d0\u4f9b\u4e0e\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u7684\u8fde\u63a5\u3002<\/p>\n \u6709\u7528\u7684\u529f\u80fd<\/strong><\/p>\n \u81ea\u52a8\u529f\u80fd\u5141\u8bb8\u9891\u7e41\u8c03\u6574\u7684\u53c2\u6570\u81ea\u52a8\u8bbe\u7f6e\u3002\u7075\u654f\u5ea6\u3001\u52a8\u6001\u8303\u56f4\u3001\u76f8\u4f4d\u548c\u504f\u79fb\u90fd\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u6309\u952e\u5feb\u901f\u4f18\u5316\u3002<\/p>\n \u504f\u79fb\u548c\u6269\u5c55\u529f\u80fd\u6709\u52a9\u4e8e\u8bc4\u4f30\u4fe1\u53f7\u4e2d\u7684\u5c0f\u6ce2\u52a8\u3002\u901a\u8fc7\u81ea\u52a8\u504f\u79fb\u529f\u80fd\u8fdb\u884c\u8f93\u5165\u5f52\u96f6\uff0c\u8f93\u51fa\u6269\u5c55\u529f\u80fd\u53ef\u5c06\u5206\u8fa8\u7387\u63d0\u9ad8\u6700\u591a100\u500d\u3002<\/p>\n \u6bd4\u7387\u6a21\u5f0f\u7528\u4e8e\u5c06\u4fe1\u53f7\u6807\u51c6\u5316\u4e3a\u5916\u90e8\u65bd\u52a0\u7684\u6a21\u62df\u7535\u538b\uff0c\u6709\u52a9\u4e8e\u6d88\u9664\u6e90\u5f3a\u5ea6\u6ce2\u52a8\u7684\u5f71\u54cd\u3002<\/p>\n \u901a\u8fc7\u524d\u9762\u677f\u7684\u53ef\u7f16\u7a0b\u626b\u63cf\uff0c\u6700\u591a\u53ef\u4ee5\u572811\u4e2a\u9891\u7387\u4e0b\u8f7b\u677e\u8fdb\u884c\u4f20\u9012\u51fd\u6570\u6d4b\u91cf\u3002\u6bcf\u4e2a\u9891\u7387\u7684\u8bbe\u7f6e\u548c\u504f\u79fb\u90fd\u53ef\u5728\u626b\u63cf\u4e2d\u8c03\u7528\u3002<\/p>\n \u6a21\u62df\u8f93\u5165\u548c\u8f93\u51fa<\/strong><\/p>\n \u4e24\u4e2a\u663e\u793a\u5668\u5404\u81ea\u6709\u4e00\u4e2a\u7528\u6237\u5b9a\u4e49\u7684\u8f93\u51fa\uff0c\u7528\u4e8e\u6d4b\u91cfX\u3001Y\u3001R\u3001R(dBm)\u3001\u0398\u3001X\u566a\u58f0\u6216Y\u566a\u58f0\u3002\u4e24\u4e2a\u7528\u6237\u53ef\u7f16\u7a0b\u7684DAC\u63d0\u4f9b-10.5 V\u5230+10.5 V\u7684\u8f93\u51fa\uff0c\u5206\u8fa8\u7387\u4e3a1 mV\u3002\u8fd9\u4e9b\u8f93\u51fa\u53ef\u4ee5\u901a\u8fc7\u524d\u9762\u677f\u6216\u8ba1\u7b97\u673a\u63a5\u53e3\u8bbe\u7f6e\u3002<\/p>\n \u6b64\u5916\uff0c\u8fd8\u6709\u4e24\u4e2a\u901a\u7528\u6a21\u62df\u8f93\u5165\u3002\u8fd9\u4e9b\u662f16\u4f4dADC\uff0c\u53ef\u4ee5\u5728\u524d\u9762\u677f\u4e0a\u663e\u793a\uff0c\u901a\u8fc7\u63a5\u53e3\u8bfb\u53d6\uff0c\u6216\u7528\u4e8e\u6bd4\u7387\u8f93\u5165\u4fe1\u53f7\u3002<\/p>\n \u5185\u90e8\u5b58\u50a8<\/strong><\/p>\n SR844\u5177\u6709\u4e24\u4e2a16,000\u70b9\u7684\u5185\u5b58\u7f13\u51b2\u533a\uff0c\u7528\u4e8e\u8bb0\u5f55\u6bcf\u4e2a\u6d4b\u91cf\u663e\u793a\u7684\u65f6\u95f4\u5386\u53f2\uff0c\u91c7\u6837\u7387\u9ad8\u8fbe512\u6837\u672c\/\u79d2\u3002\u6570\u636e\u53ef\u4ee5\u901a\u8fc7\u4efb\u4e00\u63a5\u53e3\u4ece\u7f13\u51b2\u533a\u4f20\u8f93\u3002\u8fd8\u63d0\u4f9b\u89e6\u53d1\u8f93\u5165\uff0c\u7528\u4e8e\u4e0e\u5916\u90e8\u4e8b\u4ef6\u540c\u6b65\u6570\u636e\u8bb0\u5f55<\/p>\n SR844 \u89c4\u683c<\/strong><\/p>\n \u4fe1\u53f7\u901a\u9053<\/strong><\/p>\n \u53c2\u8003\u901a\u9053<\/strong><\/p>\n \u89e3\u8c03\u5668<\/strong><\/p>\n \u663e\u793a<\/strong><\/p>\n \u901a\u90531\u548c\u901a\u90532\u8f93\u51fa<\/strong><\/p>\n \u8f85\u52a9\u8f93\u5165\u548c\u8f93\u51fa<\/strong><\/p>\n \u6570\u636e\u7f13\u51b2\u533a<\/strong><\/p>\n \u901a\u7528<\/strong><\/p>\n https:\/\/www.bihec.com\/think-srs\/SR844\/<\/a><\/p>\n SRS,Stanford Research Systems,SR844,\u9501\u76f8\u653e\u5927\u5668 \u9501\u76f8\u653e\u5927\u5668 SR844 \u2014 200 MHz\u9501\u76f8\u653e\u5927\u5668\uff0c\u9891\u7387\u8303\u56f4\u4ece25 kHz\u5230200 MHz \u52a8 <\/p>\n","protected":false},"author":27,"featured_media":241,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[42],"tags":[95,4,5,66],"yoast_head":"\n\n
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