{"id":388,"date":"2024-09-12T15:27:53","date_gmt":"2024-09-12T07:27:53","guid":{"rendered":"https:\/\/www.bihec.com\/think-srs\/?p=388"},"modified":"2024-09-12T15:27:53","modified_gmt":"2024-09-12T07:27:53","slug":"srsstanford-research-systemssr850dsp%e9%94%81%e7%9b%b8%e6%94%be%e5%a4%a7%e5%99%a8-2","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/think-srs\/srsstanford-research-systemssr850dsp%e9%94%81%e7%9b%b8%e6%94%be%e5%a4%a7%e5%99%a8-2\/","title":{"rendered":"SRS,Stanford Research Systems,SR850,DSP\u9501\u76f8\u653e\u5927\u5668"},"content":{"rendered":"<div class=\"flex-1 overflow-hidden\">\n<div class=\"h-full\">\n<div class=\"react-scroll-to-bottom--css-sdobb-79elbk h-full\">\n<div class=\"react-scroll-to-bottom--css-sdobb-1n7m0yu\">\n<div class=\"flex flex-col text-sm md:pb-9\">\n<article class=\"w-full text-token-text-primary focus-visible:outline-2 focus-visible:outline-offset-[-4px]\" dir=\"auto\" data-testid=\"conversation-turn-17\" data-scroll-anchor=\"true\">\n<div class=\"text-base py-[18px] px-3 md:px-4 m-auto w-full md:px-5 lg:px-1 xl:px-5\">\n<div class=\"mx-auto flex flex-1 gap-4 text-base md:gap-5 lg:gap-6 md:max-w-3xl\">\n<div class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col agent-turn\">\n<div class=\"flex-col gap-1 md:gap-3\">\n<div class=\"flex max-w-full flex-col flex-grow\">\n<div class=\"min-h-[20px] text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"00207d58-1e62-4fd7-a6c4-37b77168633a\">\n<div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\">\n<div class=\"markdown prose w-full break-words dark:prose-invert light\">\n<p><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\/sr850\/\" title=\"View all posts in SR850\" target=\"_blank\">SR850<\/a>,<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/dsp%e9%94%81%e7%9b%b8%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in DSP\u9501\u76f8\u653e\u5927\u5668\" target=\"_blank\">DSP\u9501\u76f8\u653e\u5927\u5668<\/a><\/p>\n<p><strong>SR850\u2014 <a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/100\/\" title=\"View all posts in 100\" target=\"_blank\">100<\/a> kHz DSP <a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/%e9%94%81%e7%9b%b8%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u9501\u76f8\u653e\u5927\u5668\" target=\"_blank\">\u9501\u76f8\u653e\u5927\u5668<\/a><\/strong><\/p>\n<p><strong>\u6982\u8ff0<\/strong><\/p>\n<p>SR850 \u662f\u4e00\u6b3e\u57fa\u4e8e\u521b\u65b0\u7684 DSP\uff08\u6570\u5b57\u4fe1\u53f7\u5904\u7406\uff09\u67b6\u6784\u7684\u6570\u5b57\u9501\u76f8\u653e\u5927\u5668\u3002\u4e0e\u4f20\u7edf\u9501\u76f8\u653e\u5927\u5668\u76f8\u6bd4\uff0cSR850 \u5177\u6709\u8bb8\u591a\u663e\u8457\u7684\u6027\u80fd\u4f18\u52bf\uff0c\u5305\u62ec\u66f4\u9ad8\u7684\u52a8\u6001\u8303\u56f4\u3001\u66f4\u4f4e\u7684\u6f02\u79fb\u3001\u66f4\u4f4e\u7684\u5931\u771f\u4ee5\u53ca\u663e\u8457\u66f4\u9ad8\u7684\u76f8\u4f4d\u5206\u8fa8\u7387\u3002\u6b64\u5916\uff0c\u5e73\u677f\u663e\u793a\u5668\u548c 65,536 \u70b9\u5185\u5b58\u4f7f\u5176\u80fd\u591f\u4ee5\u4f20\u7edf\u9501\u76f8\u653e\u5927\u5668\u65e0\u6cd5\u63d0\u4f9b\u7684\u591a\u79cd\u683c\u5f0f\u663e\u793a\u548c\u5904\u7406\u6570\u636e\u3002<\/p>\n<p><strong>\u6570\u5b57\u7cbe\u5ea6<\/strong><\/p>\n<p>SR850 \u7684\u8f93\u5165\u7aef\u914d\u5907\u4e86\u7cbe\u5bc6\u7684 18 \u4f4d A\/D \u8f6c\u6362\u5668\uff0c\u53ef\u5728 256 kHz \u4e0b\u5bf9\u8f93\u5165\u4fe1\u53f7\u8fdb\u884c\u6570\u5b57\u5316\u3002A\/D \u8f6c\u6362\u5668\u4e0e\u9ad8\u901f DSP \u82af\u7247\u66ff\u4ee3\u4e86\u4f20\u7edf\u9501\u76f8\u653e\u5927\u5668\u4e2d\u7684\u6a21\u62df\u89e3\u8c03\u5668\uff08\u6df7\u9891\u5668\uff09\u3001\u4f4e\u901a\u6ee4\u6ce2\u5668\u548c DC \u653e\u5927\u5668\u3002SR850 \u91c7\u7528\u4e00\u7cfb\u5217\u7cbe\u786e\u7684\u6570\u5b66\u8ba1\u7b97\u6765\u53d6\u4ee3\u6a21\u62df\u7ec4\u4ef6\uff0c\u4ece\u800c\u6d88\u9664\u4e86\u6a21\u62df\u7ec4\u4ef6\u56fa\u6709\u7684\u6f02\u79fb\u3001\u504f\u79fb\u3001\u975e\u7ebf\u6027\u548c\u8001\u5316\u95ee\u9898\u3002\u540c\u4e00 DSP \u82af\u7247\u8fd8\u6570\u5b57\u5408\u6210\u4e86\u53c2\u8003\u632f\u8361\u5668\uff0c\u63d0\u4f9b\u4f4e\u4e8e -80 dBc \u7684\u5931\u771f\uff0c100 mHz \u7684\u9891\u7387\u5206\u8fa8\u7387\u548c 2 mV \u7684\u5e45\u5ea6\u5206\u8fa8\u7387\u3002<\/p>\n<p><strong>\u6570\u5b57\u7075\u6d3b\u6027<\/strong><\/p>\n<p>SR850 \u7684\u663e\u793a\u5668\u652f\u6301\u591a\u79cd\u9009\u9879\u3002\u6570\u636e\u53ef\u4ee5\u4ee5\u6570\u503c\u6216\u56fe\u5f62\u7684\u5f62\u5f0f\u663e\u793a\uff0c\u683c\u5f0f\u5305\u62ec\u6761\u5f62\u56fe\u3001\u6781\u5750\u6807\u56fe\u548c\u6761\u5f62\u56fe\u3002\u5177\u6709 65,536 \u70b9\u5185\u5b58\u548c\u9ad8\u8fbe 512 Hz \u7684\u6570\u636e\u91c7\u96c6\u901f\u7387\uff0c\u60a8\u53ef\u4ee5\u6e05\u695a\u5730\u770b\u5230\u6570\u636e\u968f\u65f6\u95f4\u7684\u53d8\u5316\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u5f53\u524d\u7684\u8f93\u51fa\u503c\u3002\u6570\u636e\u91c7\u96c6\u540e\uff0cSR850 \u63d0\u4f9b\u4e86\u591a\u79cd\u6570\u636e\u5904\u7406\u9009\u9879\uff0c\u5982 Savitsky-Golay \u5e73\u6ed1\u3001\u66f2\u7ebf\u62df\u5408\u548c\u7edf\u8ba1\u5206\u6790\u3002\u6807\u51c6\u7684 RS-232 \u548c GPIB \u63a5\u53e3\u4f7f\u6570\u636e\u4f20\u8f93\u5230\u8ba1\u7b97\u673a\u53d8\u5f97\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<p><strong>\u8f93\u5165\u901a\u9053<\/strong><\/p>\n<p>SR850 \u914d\u5907\u4e86\u4e00\u4e2a\u5dee\u5206\u8f93\u5165\uff0c\u5177\u6709 6 nV\/\u221aHz \u7684\u8f93\u5165\u566a\u58f0\u3002\u8f93\u5165\u963b\u6297\u4e3a 10 M\u03a9\uff0c\u6700\u5c0f\u5168\u91cf\u7a0b\u8f93\u5165\u7535\u538b\u7075\u654f\u5ea6\u4e3a 2 nV\u3002\u8f93\u5165\u4e5f\u53ef\u4ee5\u914d\u7f6e\u4e3a\u7535\u6d41\u6d4b\u91cf\uff0c\u5177\u6709\u9009\u62e9\u7684\u7535\u6d41\u589e\u76ca 106 \u548c 108 V\/A\u3002\u63d0\u4f9b 50 Hz \u6216 60 Hz \u7684\u7ebf\u6ee4\u6ce2\u5668\u548c 2\u00d7 \u7ebf\u6ee4\u6ce2\u5668\uff08100 Hz \u6216 120 Hz\uff09\u4ee5\u6d88\u9664\u4e0e\u7ebf\u8def\u76f8\u5173\u7684\u5e72\u6270\u3002\u4e0e\u4f20\u7edf\u9501\u76f8\u653e\u5927\u5668\u4e0d\u540c\uff0cSR850 \u7684\u8f93\u5165\u4e0d\u9700\u8981\u8ddf\u8e2a\u5e26\u901a\u6ee4\u6ce2\u5668\u3002\u4f20\u7edf\u9501\u76f8\u653e\u5927\u5668\u4f7f\u7528\u8be5\u6ee4\u6ce2\u5668\u6765\u63d0\u9ad8\u52a8\u6001\u8303\u56f4\uff0c\u4f46\u5e26\u901a\u6ee4\u6ce2\u5668\u4f1a\u5f15\u5165\u566a\u58f0\u3001\u5e45\u5ea6\u548c\u76f8\u4f4d\u8bef\u5dee\u4ee5\u53ca\u6f02\u79fb\u3002SR850 \u7684 DSP \u8bbe\u8ba1\u5177\u6709\u5185\u5728\u7684\u5927\u52a8\u6001\u8303\u56f4\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u8ddf\u8e2a\u5e26\u901a\u6ee4\u6ce2\u5668\u3002<\/p>\n<p><strong>\u53c2\u8003\u901a\u9053<\/strong><\/p>\n<p>SR850 \u7684\u53c2\u8003\u6e90\u53ef\u4ee5\u662f\u5916\u90e8\u65bd\u52a0\u7684\u6b63\u5f26\u6ce2\u6216\u65b9\u6ce2\uff0c\u6216\u5176\u81ea\u8eab\u6570\u5b57\u5408\u6210\u7684\u53c2\u8003\u6e90\u3002\u7531\u4e8e\u5185\u90e8\u53c2\u8003\u6e90\u662f\u4ece\u4e0e\u8f93\u5165\u76f8\u4e58\u7684\u76f8\u540c\u6570\u5b57\u4fe1\u53f7\u5408\u6210\u7684\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u5185\u90e8\u53c2\u8003\u65f6\u51e0\u4e4e\u6ca1\u6709\u53c2\u8003\u76f8\u4f4d\u566a\u58f0\u3002\u5185\u90e8\u53c2\u8003\u53ef\u4ee5\u5728 1 mHz \u5230 102.4 kHz \u7684\u6574\u4e2a\u5de5\u4f5c\u8303\u56f4\u5185\u4ee5\u56fa\u5b9a\u9891\u7387\u6216\u7ebf\u6027\u6216\u5bf9\u6570\u65b9\u5f0f\u626b\u63cf\u3002\u53ef\u4ee5\u5728\u53c2\u8003\u9891\u7387\u7684\u4efb\u4f55\u6574\u6570\u8c10\u6ce2\u4e0a\u8fdb\u884c\u8c10\u6ce2\u68c0\u6d4b\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u524d\u51e0\u4e2a\u8c10\u6ce2\u3002<\/p>\n<p>DSP \u65b9\u6cd5\u5728\u5904\u7406\u5916\u90e8\u53c2\u8003\u65f6\u4e5f\u63d0\u4f9b\u4e86\u76f8\u5f53\u5927\u7684\u4f18\u52bf\u3002\u83b7\u53d6\u5916\u90e8\u53c2\u8003\u7684\u65f6\u95f4\u4ec5\u4e3a 2 \u4e2a\u5468\u671f + 5 \u6beb\u79d2\uff08\u6216 40 \u6beb\u79d2\uff0c\u4ee5\u8f83\u5927\u8005\u4e3a\u51c6\uff09\u2014\u2014\u5927\u7ea6\u662f\u4f20\u7edf\u9501\u76f8\u653e\u5927\u5668\u7684\u5341\u500d\u901f\u5ea6\u3002<\/p>\n<p>\u7531\u4e8e SR850 \u4f7f\u7528\u6570\u5b57\u76f8\u4f4d\u79fb\u6280\u672f\u800c\u975e\u6a21\u62df\u76f8\u4f4d\u79fb\u5668\uff0c\u53c2\u8003\u76f8\u4f4d\u53ef\u4ee5\u4ee5\u5343\u5206\u4e4b\u4e00\u5ea6\u7684\u5206\u8fa8\u7387\u8fdb\u884c\u8c03\u6574\u3002\u6b64\u5916\uff0cX \u548c Y \u8f93\u51fa\u5728\u4e00\u4e2a\u5343\u5206\u4e4b\u4e00\u5ea6\u8303\u56f4\u5185\u6b63\u4ea4\u3002<\/p>\n<p><strong>\u8f93\u51fa\u548c\u65f6\u95f4\u5e38\u6570<\/strong><\/p>\n<p>SR850 \u7684\u8f93\u51fa\u65f6\u95f4\u5e38\u6570\u662f\u6570\u5b57\u5b9e\u73b0\u7684\u3002\u63d0\u4f9b 6\u300112\u300118 \u548c 24 dB\/\u500d\u9891\u7a0b\u7684\u4f4e\u901a\u6ee4\u6ce2\u5668\uff0c\u65f6\u95f4\u5e38\u6570\u8303\u56f4\u4ece 10 \u00b5s \u5230 30 ks\u3002200 Hz \u4ee5\u4e0b\uff0cSR850 \u53ef\u4ee5\u6267\u884c\u540c\u6b65\u6ee4\u6ce2\u3002\u540c\u6b65\u6ee4\u6ce2\u5668\u53ef\u4ee5\u6ee4\u9664\u53c2\u8003\u9891\u7387\u7684\u500d\u9891\u2014\u2014\u8fd9\u662f\u5728\u4f4e\u9891\u4e0b\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u56e0\u4e3a 2f \u6210\u5206\u7684\u63a5\u8fd1\u4f1a\u8981\u6c42\u957f\u65f6\u95f4\u5e38\u6570\u4ee5\u5b9e\u73b0\u6709\u6548\u6ee4\u6ce2\u3002SR850 \u4f7f\u5f97\u5728\u4f4e\u9891\u4e0b\u7684\u5de5\u4f5c\u53d8\u5f97\u4e0d\u90a3\u4e48\u8017\u65f6\u3002<\/p>\n<p><strong>\u9ad8\u52a8\u6001\u8303\u56f4<\/strong><\/p>\n<p>\u9501\u76f8\u653e\u5927\u5668\u5728\u7ed9\u5b9a\u5168\u91cf\u7a0b\u8f93\u5165\u7535\u538b\u4e0b\u7684\u52a8\u6001\u8303\u56f4\u662f\u5e72\u6270\u4fe1\u53f7\u4e0e\u5168\u91cf\u7a0b\u8f93\u5165\u7535\u538b\u7684\u6bd4\u7387\uff08\u4ee5 dB \u8ba1\uff09\u3002\u6700\u5927\u5e72\u6270\u4fe1\u53f7\u5b9a\u4e49\u4e3a\u5728\u9501\u76f8\u653e\u5927\u5668\u65e0\u6cd5\u4ee5\u5176\u6307\u5b9a\u51c6\u786e\u5ea6\u6d4b\u91cf\u4fe1\u53f7\u4e4b\u524d\uff0c\u65bd\u52a0\u5230\u8f93\u5165\u7684\u6700\u5927\u4fe1\u53f7\u5e45\u5ea6\u3002<\/p>\n<p>SR850 \u5177\u6709\u4efb\u4f55\u9501\u76f8\u653e\u5927\u5668\u4e2d\u6700\u9ad8\u7684\u52a8\u6001\u8303\u56f4\uff08100 dB\uff09\u3002\u5728\u4f20\u7edf\u7684\u9501\u76f8\u653e\u5927\u5668\u4e2d\uff0c\u52a8\u6001\u8303\u56f4\u7684\u63d0\u9ad8\u901a\u5e38\u4ee5\u727a\u7272\u7a33\u5b9a\u6027\u4e3a\u4ee3\u4ef7\u3002\u7531\u4e8e SR850 \u7684\u6570\u5b57\u6ee4\u6ce2\u548c\u589e\u76ca\u8fc7\u7a0b\uff0c\u8d85\u9ad8\u52a8\u6001\u8303\u56f4\u7684\u83b7\u5f97\u6ca1\u6709\u727a\u7272\u7a33\u5b9a\u6027\u6216\u51c6\u786e\u5ea6\u3002\u6b64\u5916\uff0cSR850 \u7684\u9ad8\u52a8\u6001\u8303\u56f4\u662f\u5728\u4e0d\u4f7f\u7528\u6a21\u62df\u5e26\u901a\u6ee4\u6ce2\u5668\u7684\u60c5\u51b5\u4e0b\u83b7\u5f97\u7684\uff0c\u4ece\u800c\u6d88\u9664\u4e86\u6b64\u7c7b\u6ee4\u6ce2\u5668\u5f15\u5165\u7684\u566a\u58f0\u548c\u8bef\u5dee\u3002<\/p>\n<p><strong>\u8f68\u8ff9\u548c\u663e\u793a<\/strong><\/p>\n<p>SR850 \u6536\u96c6\u7684\u6570\u636e\u53ef\u4ee5\u5b58\u50a8\u5728\u6700\u591a\u56db\u4e2a\u7528\u6237\u5b9a\u4e49\u7684\u8f68\u8ff9\u4e2d\u3002\u6bcf\u4e2a\u8f68\u8ff9\u53ef\u4ee5\u914d\u7f6e\u4e3a (A\u00d7B)\/C\uff0c\u5176\u4e2d A\u3001B \u548c C \u53ef\u4ee5\u4ece X\u3001Y\u3001R\u3001\u0398\u3001\u566a\u58f0\u3001\u9891\u7387\u6216\u56db\u4e2a\u540e\u9762\u677f\u8f85\u52a9\u8f93\u5165\u4e2d\u9009\u62e9\u3002\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u9002\u5f53\u7684\u8f68\u8ff9\u5b9e\u65f6\u6267\u884c\u5e38\u89c1\u64cd\u4f5c\uff0c\u5982\u6bd4\u7387\u8ba1\u7b97\u3002\u8f68\u8ff9\u503c\u53ef\u4ee5\u663e\u793a\u4e3a\u5e26\u6709\u5927\u6570\u503c\u663e\u793a\u7684\u6761\u5f62\u56fe\uff0c\u6216\u663e\u793a\u4e3a\u6761\u5f62\u56fe\uff0c\u663e\u793a\u8f68\u8ff9\u503c\u968f\u65f6\u95f4\u7684\u53d8\u5316\u3002\u6b64\u5916\uff0c\u60a8\u53ef\u4ee5\u663e\u793a\u6781\u5750\u6807\u56fe\uff0c\u663e\u793a\u7531\u4fe1\u53f7\u7684\u540c\u76f8\u548c\u6b63\u4ea4\u5206\u91cf\u5f62\u6210\u7684\u76f8\u91cf\u3002\u6240\u6709\u663e\u793a\u53ef\u4ee5\u4ece\u524d\u9762\u677f\u6216\u901a\u8fc7\u8ba1\u7b97\u673a\u63a5\u53e3\u8f7b\u677e\u7f29\u653e\uff0c\u5e76\u63d0\u4f9b\u81ea\u52a8\u7f29\u653e\u529f\u80fd\u4ee5\u5feb\u901f\u4f18\u5316\u663e\u793a\u3002\u5c4f\u5e55\u53ef\u4ee5\u914d\u7f6e\u4e3a\u5355\u4e00\u5927\u663e\u793a\uff0c\u6216\u4e3a\u4e24\u4e2a\u6c34\u5e73\u62c6\u5206\u7684\u663e\u793a\u3002<\/p>\n<p><strong>\u4fbf\u6377\u7684\u81ea\u52a8\u6d4b\u91cf<\/strong><\/p>\n<p>\u5e38\u89c1\u7684\u6d4b\u91cf\u53c2\u6570\u53ef\u4ee5\u901a\u8fc7\u5355\u952e &#8220;\u81ea\u52a8&#8221; \u529f\u80fd\u83b7\u53d6\u3002\u589e\u76ca\u3001\u76f8\u4f4d\u3001\u52a8\u6001\u8303\u56f4\u548c\u663e\u793a\u7f29\u653e\u5747\u53ef\u901a\u8fc7\u5355\u952e\u6309\u4e0b\u8bbe\u7f6e\u3002\u5bf9\u4e8e\u8bb8\u591a\u6d4b\u91cf\uff0c\u4eea\u5668\u53ef\u4ee5\u901a\u8fc7\u81ea\u52a8\u529f\u80fd\u5b8c\u5168\u914d\u7f6e\u3002<\/p>\n<p><strong>\u8f85\u52a9 A\/D \u548c D\/A<\/strong><\/p>\n<p>\u56db\u4e2a\u540e\u9762\u677f A\/D \u8f93\u5165\u5141\u8bb8\u60a8\u4ee5\u6beb\u4f0f\u5206\u8fa8\u7387\u6d4b\u91cf\u5916\u90e8\u4fe1\u53f7\u3002\u6d4b\u91cf\u503c\u53ef\u4ee5\u7eb3\u5165 SR850 \u7684\u4e00\u4e2a\u8f68\u8ff9\u5b9a\u4e49\u4e2d\uff0c\u6216\u5728\u524d\u9762\u677f\u4e0a\u663e\u793a\uff0c\u6216\u901a\u8fc7\u8ba1\u7b97\u673a\u63a5\u53e3\u8bfb\u53d6\u3002\u56db\u4e2a D\/A \u8f93\u51fa\u53ef\u4ee5\u63d0\u4f9b\u56fa\u5b9a\u8f93\u51fa\u7535\u538b\u6216\u4e0e SR850 \u7684\u9891\u7387\u626b\u63cf\u540c\u6b65\u626b\u63cf\u7684\u7535\u538b\u6c34\u5e73\u3002A\/D \u8f93\u5165\u548c D\/A \u8f93\u51fa\u90fd\u5177\u6709 \u00b110 V \u8303\u56f4\u3002<\/p>\n<p><strong>\u5206\u6790\u529f\u80fd<\/strong><\/p>\n<p>SR850 \u7684\u6027\u80fd\u4e0d\u4ec5\u9650\u4e8e\u6570\u636e\u91c7\u96c6\u2014\u2014\u8fd8\u5305\u62ec\u5168\u9762\u7684\u6570\u636e\u5904\u7406\u529f\u80fd\u3002\u53ef\u4ee5\u5bf9\u4efb\u4f55\u8f68\u8ff9\u6570\u7ec4\u5e94\u7528\u591a\u8303\u56f4 Savitsky-Golay \u5e73\u6ed1\uff0c\u5e76\u4e14\u53ef\u4ee5\u8ba1\u7b97\u9009\u5b9a\u8f68\u8ff9\u533a\u57df\u7684\u7edf\u8ba1\u4fe1\u606f\uff08\u5747\u503c\u3001\u65b9\u5dee\u3001\u603b\u548c\uff09\u3002\u66f2\u7ebf\u62df\u5408\u4f8b\u7a0b\u53ef\u4ee5\u8ba1\u7b97\u7ebf\u6027\u3001\u6307\u6570\u66f2\u7ebf\u548c\u9ad8\u65af\u66f2\u7ebf\u7684\u6700\u4f73\u62df\u5408\u3002\u8f68\u8ff9 &#8220;\u8ba1\u7b97\u5668&#8221; \u5141\u8bb8\u60a8\u5bf9\u8f68\u8ff9\u6570\u636e\u6267\u884c\u5404\u79cd\u7b80\u5355\u7684\u7b97\u672f\u548c\u4e09\u89d2\u8fd0\u7b97\u3002<\/p>\n<p><strong>\u63a5\u53e3\u548c\u6253\u5370<\/strong><\/p>\n<p>SR850 \u6807\u914d RS-232 \u548c GPIB \u63a5\u53e3\u3002\u6240\u6709\u4eea\u5668\u529f\u80fd\u90fd\u53ef\u4ee5\u901a\u8fc7\u63a5\u53e3\u67e5\u8be2\u548c\u63a7\u5236\u3002\u4e3a\u4e86\u65b9\u4fbf\u8c03\u8bd5\uff0c\u901a\u8fc7\u63a5\u53e3\u63a5\u6536\u548c\u53d1\u9001\u7684\u5b57\u7b26\u53ef\u4ee5\u5728\u524d\u9762\u677f\u4e0a\u67e5\u770b\u3002SR850 \u63d0\u4f9b\u4e86\u51e0\u79cd\u6253\u5370\u9009\u9879\u3002\u5c4f\u5e55\u53ef\u4ee5\u901a\u8fc7\u6807\u51c6 Centronics \u6253\u5370\u63a5\u53e3\u4f20\u9001\u5230\u70b9\u9635\u6216\u6fc0\u5149\u6253\u5370\u673a\u4e0a\u3002\u663e\u793a\u4e5f\u53ef\u4ee5\u901a\u8fc7 GPIB \u6216 RS-232 \u7ed8\u5236\u5728\u4efb\u4f55 HP-GL \u517c\u5bb9\u7ed8\u56fe\u4eea\u4e0a\u3002<\/p>\n<p><strong>SR850 \u89c4\u683c<\/strong><\/p>\n<p><strong>\u4fe1\u53f7\u901a\u9053<\/strong><\/p>\n<ul>\n<li>\u7535\u538b\u8f93\u5165\uff1a\u5355\u7aef\u6216\u5dee\u5206<\/li>\n<li>\u7075\u654f\u5ea6\uff1a2 nV \u81f3 1 V<\/li>\n<li>\u7535\u6d41\u8f93\u5165\uff1a106 \u6216 108 V\/A<\/li>\n<li>\u8f93\u5165\u963b\u6297\uff1a\n<ul>\n<li>\u7535\u538b\u8f93\u5165\uff1a10 M\u03a9 + 25 pF\uff0cAC \u6216 DC \u8026\u5408<\/li>\n<li>\u7535\u6d41\u8f93\u5165\uff1a1 k\u03a9 \u81f3\u865a\u62df\u5730<\/li>\n<\/ul>\n<\/li>\n<li>\u589e\u76ca\u7cbe\u5ea6\uff1a\u00b11%\uff08\u5178\u578b\u503c \u00b10.2%\uff09<\/li>\n<li>\u566a\u58f0\uff1a\n<ul>\n<li>6 nV\/\u221aHz \u5728 1 kHz<\/li>\n<li>1 kHz \u4e0b 0.13 pA\/\u221aHz\uff08106 V\/A\uff09<\/li>\n<li>100 Hz \u4e0b 0.013 pA\/\u221aHz\uff08108 V\/A\uff09<\/li>\n<\/ul>\n<\/li>\n<li>\u7ebf\u6ee4\u6ce2\u5668\uff1a50\/60 Hz \u548c 100\/120 Hz\uff08Q=5\uff09<\/li>\n<li>\u5171\u6a21\u6291\u5236\u6bd4\uff08CMRR\uff09\uff1a10 kHz \u65f6 100 dB\uff0c10 kHz \u4ee5\u4e0a\u6bcf\u500d\u9891\u7a0b\u964d\u4f4e 6 dB<\/li>\n<li>\u52a8\u6001\u8303\u56f4\uff1a&gt;100 dB\uff08\u65e0\u9884\u6ee4\u6ce2\u5668\uff09<\/li>\n<\/ul>\n<p><strong>\u53c2\u8003\u901a\u9053<\/strong><\/p>\n<ul>\n<li>\u9891\u7387\u8303\u56f4\uff1a0.001 Hz \u81f3 102.4 kHz<\/li>\n<li>\u53c2\u8003\u8f93\u5165\uff1aTTL \u6216\u6b63\u5f26\u6ce2\uff08\u6700\u5c0f 400 mVpp\uff09<\/li>\n<li>\u8f93\u5165\u963b\u6297\uff1a1 M\u03a9\uff0c25 pF<\/li>\n<li>\u76f8\u4f4d\u5206\u8fa8\u7387\uff1a0.001\u00b0<\/li>\n<li>\u7edd\u5bf9\u76f8\u4f4d\u8bef\u5dee\uff1a&lt;1\u00b0<\/li>\n<li>\u76f8\u5bf9\u76f8\u4f4d\u8bef\u5dee\uff1a&lt;0.001\u00b0<\/li>\n<li>\u6b63\u4ea4\u5ea6\uff1a90\u00b0 \u00b1 0.001\u00b0<\/li>\n<li>\u76f8\u4f4d\u566a\u58f0\uff1a\n<ul>\n<li>\u5185\u90e8\u53c2\u8003\uff1a1 kHz \u65f6 &lt;0.0001\u00b0 rms<\/li>\n<li>\u5916\u90e8\u53c2\u8003\uff1a1 kHz \u65f6 0.005\u00b0 rms\uff0c100 ms\uff0c12 dB\/oct<\/li>\n<\/ul>\n<\/li>\n<li>\u76f8\u4f4d\u6f02\u79fb\uff1a\n<ul>\n<li>10 kHz \u4ee5\u4e0b &lt;0.01\u00b0\/\u00b0C<\/li>\n<li>10 kHz \u81f3 100 kHz &lt;0.1\u00b0\/\u00b0C<\/li>\n<\/ul>\n<\/li>\n<li>\u8c10\u6ce2\u68c0\u6d4b\uff1a2F\u30013F\u3001&#8230; nF \u81f3 102.4 kHz<\/li>\n<li>\u83b7\u53d6\u65f6\u95f4\uff1a\uff082 \u4e2a\u5468\u671f + 5 ms\uff09\u6216 40 ms\uff0c\u4ee5\u8f83\u5927\u8005\u4e3a\u51c6<\/li>\n<\/ul>\n<p><strong>\u89e3\u8c03\u5668<\/strong><\/p>\n<ul>\n<li>\u7a33\u5b9a\u6027\uff1a\n<ul>\n<li>\u6570\u5b57\u8f93\u51fa\uff1a\u65e0\u6f02\u79fb<\/li>\n<li>\u6a21\u62df\u8f93\u51fa\uff1a\u6240\u6709\u52a8\u6001\u8303\u56f4\u4e0b &lt;5 ppm\/\u00b0C<\/li>\n<\/ul>\n<\/li>\n<li>\u8c10\u6ce2\u6291\u5236\uff1a-90 dB<\/li>\n<li>\u504f\u79fb\/\u6269\u5c55\uff1a\u00b1100% \u504f\u79fb\uff0c\u6269\u5c55\u81f3 256\u00d7<\/li>\n<li>\u65f6\u95f4\u5e38\u6570\uff1a10 \u00b5s \u81f3 30 ks\uff086\u300112\u300118\u300124 dB\/\u500d\u9891\u7a0b\u6eda\u964d\uff09\u3002200 Hz \u4ee5\u4e0b\u53ef\u7528\u540c\u6b65\u6ee4\u6ce2\u3002<\/li>\n<\/ul>\n<p><strong>\u5185\u90e8\u632f\u8361\u5668<\/strong><\/p>\n<ul>\n<li>\u8303\u56f4\uff1a1 mHz \u81f3 102.4 kHz<\/li>\n<li>\u7cbe\u5ea6\uff1a25 ppm + 30 \u00b5Hz<\/li>\n<li>\u5206\u8fa8\u7387\uff1a0.01% \u6216 0.1 mHz\uff08\u4ee5\u8f83\u5927\u8005\u4e3a\u51c6\uff09<\/li>\n<li>\u5931\u771f\uff1a\n<ul>\n<li>f &lt; 10 kHz \u65f6 -80 dBc<\/li>\n<li>f &gt; 10 kHz \u65f6 -70 dBc \u5728 1 Vrms<\/li>\n<\/ul>\n<\/li>\n<li>\u632f\u5e45\uff1a0.004 \u81f3 5 Vrms \u8fdb\u5165 10 k\u03a9\uff082 mV \u5206\u8fa8\u7387\uff09<\/li>\n<li>\u8f93\u51fa\u963b\u6297\uff1a50 \u03a9<\/li>\n<li>\u632f\u5e45\u7cbe\u5ea6\uff1a1%<\/li>\n<li>\u632f\u5e45\u7a33\u5b9a\u6027\uff1a50 ppm\/\u00b0C<\/li>\n<li>\u8f93\u51fa\uff1a\u6b63\u5f26\u6ce2\u548c TTL\uff08\u5747\u53ef\u9501\u76f8\u5230\u5916\u90e8\u53c2\u8003\uff09<\/li>\n<li>\u626b\u63cf\uff1a\u7ebf\u6027\u548c\u5bf9\u6570<\/li>\n<\/ul>\n<p><strong>\u8f93\u5165\u548c\u8f93\u51fa<\/strong><\/p>\n<ul>\n<li>\u63a5\u53e3\uff1a\u6807\u51c6 IEEE-488.2\u3001RS-232 \u548c Centronics \u63a5\u53e3\u3002\u6240\u6709\u4eea\u5668\u529f\u80fd\u90fd\u53ef\u4ee5\u901a\u8fc7\u63a5\u53e3\u63a7\u5236\u548c\u8bfb\u53d6\u3002<\/li>\n<li>X\u3001Y \u8f93\u51fa\uff1a\u00b110 V\uff0c\u66f4\u65b0\u9891\u7387\u4e3a 256 ksamples\/s<\/li>\n<li>CH1 \u8f93\u51fa\uff1a\u00b110 V \u8f93\u51fa X\u3001R \u6216\u8f68\u8ff9 1 \u81f3 4<\/li>\n<li>CH2 \u8f93\u51fa\uff1a\u00b110 V \u8f93\u51fa Y\u3001\u0398 \u6216\u8f68\u8ff9 1 \u81f3 4<\/li>\n<li>\u8f85\u52a9 A\/D \u8f93\u5165\uff1a4 \u4e2a BNC \u8f93\u5165\uff0c1 mV \u5206\u8fa8\u7387\uff0c\u00b110 V<\/li>\n<li>\u8f85\u52a9 D\/A \u8f93\u51fa\uff1a4 \u4e2a BNC \u8f93\u51fa\uff0c1 mV \u5206\u8fa8\u7387\uff0c\u00b110 V\uff08\u56fa\u5b9a\u6216\u626b\u63cf\u5e45\u5ea6\uff09<\/li>\n<li>\u6b63\u5f26\u8f93\u51fa\uff1a\u5185\u90e8\u632f\u8361\u5668\u6a21\u62df\u8f93\u51fa<\/li>\n<li>TTL \u8f93\u51fa\uff1a\u5185\u90e8\u632f\u8361\u5668 TTL \u8f93\u51fa<\/li>\n<li>\u89e6\u53d1\u8f93\u5165\uff1aTTL \u4fe1\u53f7\u53ef\u542f\u52a8\u5185\u90e8\u632f\u8361\u5668\u626b\u63cf\u6216\u89e6\u53d1\u4eea\u5668\u6570\u636e\u91c7\u96c6\uff08\u901f\u7387\u81f3 512 Hz\uff09\u3002<\/li>\n<li>\u8fdc\u7a0b<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/%e5%89%8d%e7%bd%ae%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u524d\u7f6e\u653e\u5927\u5668\" target=\"_blank\">\u524d\u7f6e\u653e\u5927\u5668<\/a>\uff1a\u4e3a\u53ef\u9009\u7684 <a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/sr550\/\" title=\"View all posts in SR550\" target=\"_blank\">SR550<\/a>\u3001<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/sr552\/\" title=\"View all posts in SR552\" target=\"_blank\">SR552<\/a> \u548c <a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/sr554\/\" title=\"View all posts in SR554\" target=\"_blank\">SR554<\/a> \u524d\u7f6e\u653e\u5927\u5668\u63d0\u4f9b\u7535\u6e90<\/li>\n<\/ul>\n<p><strong>\u663e\u793a<\/strong><\/p>\n<ul>\n<li>\u5c4f\u5e55\u683c\u5f0f\uff1a\u5355\u663e\u793a\u6216\u53cc\u663e\u793a<\/li>\n<li>\u663e\u793a\u91cf\uff1a\u6bcf\u4e2a\u663e\u793a\u5668\u663e\u793a\u4e00\u4e2a\u8f68\u8ff9\u3002\u8f68\u8ff9\u5b9a\u4e49\u4e3a A\u00d7B\/C \u6216 A\u00d7B\/C2\uff0c\u5176\u4e2d A\u3001B\u3001C \u53ef\u4ee5\u4ece X\u3001Y\u3001R\u3001\u0398\u3001X \u566a\u58f0\u3001Y \u566a\u58f0\u3001R \u566a\u58f0\u3001Aux 1 \u81f3 4 \u6216\u9891\u7387\u4e2d\u9009\u62e9\u3002<\/li>\n<li>\u663e\u793a\u7c7b\u578b\uff1a\u5927\u6570\u5b57\u8bfb\u6570\u3001\u6761\u5f62\u56fe\u3001\u6781\u5750\u6807\u56fe\u6216\u6761\u5f62\u56fe<\/li>\n<li>\u6570\u636e\u7f13\u51b2\u533a\uff1a64k \u6570\u636e\u70b9\u3002\u7f13\u51b2\u533a\u53ef\u4ee5\u914d\u7f6e\u4e3a 64k \u70b9\u7684\u5355\u4e00\u8f68\u8ff9\uff0c\u6216\u6bcf\u4e2a 32k \u70b9\u7684 2 \u4e2a\u8f68\u8ff9\uff0c\u6216\u6bcf\u4e2a 16k \u70b9\u7684 4 \u4e2a\u8f68\u8ff9\u3002<\/li>\n<li>\u91c7\u6837\u7387\uff1a0.0625 Hz \u81f3 512 Hz\uff0c\u5916\u90e8\u81f3 512 Hz<\/li>\n<\/ul>\n<p><strong>\u5206\u6790\u529f\u80fd<\/strong><\/p>\n<ul>\n<li>\u5e73\u6ed1\uff1a5\u30019\u300117\u300121\u300125 \u70b9\uff08Savitsky-Golay\uff09<\/li>\n<li>\u66f2\u7ebf\u62df\u5408\uff1a\u7ebf\u6027\u3001\u6307\u6570\u6216\u9ad8\u65af<\/li>\n<li>\u8ba1\u7b97\u5668\uff1a\u7b97\u672f\u3001\u4e09\u89d2\u548c\u5bf9\u6570\u8ba1\u7b97<\/li>\n<li>\u7edf\u8ba1\uff1a\u5747\u503c\u548c\u6807\u51c6\u5dee<\/li>\n<\/ul>\n<p><strong>\u901a\u7528<\/strong><\/p>\n<ul>\n<li>\u786c\u62f7\u8d1d\uff1a\u5c4f\u5e55\u6253\u5370\u5230\u70b9\u9635\u6216\u6fc0\u5149\u6253\u5370\u673a\u3002\u901a\u8fc7 RS-232 \u6216 GPIB \u6253\u5370\u5230 HP-GL \u517c\u5bb9\u7ed8\u56fe\u4eea\u3002<\/li>\n<li>\u6570\u636e\u5b58\u50a8\uff1aUSB \u9a71\u52a8\u5668\u3002\u6570\u636e\u548c\u4eea\u5668\u8bbe\u7f6e\u7684\u5b58\u50a8\uff08\u4e8c\u8fdb\u5236\u6216 ASCII\uff09\u3002\u5c4f\u5e55\u53ef\u4ee5\u4fdd\u5b58\u4e3a PCX \u6587\u4ef6\u3002<\/li>\n<li>\u7535\u6e90\uff1a60 W\uff0c100\/120\/220\/240 VAC\uff0c50\/60 Hz<\/li>\n<li>\u5c3a\u5bf8\uff1a17&#8243; \u00d7 6.25&#8243; \u00d7 19.5&#8243;\uff08\u5bbd \u00d7 \u9ad8 \u00d7 \u6df1\uff09<\/li>\n<li>\u91cd\u91cf\uff1a40 lbs<\/li>\n<li>\u4fdd\u4fee\uff1a\u4e00\u5e74\u7684\u6750\u6599\u548c\u5de5\u827a\u7f3a\u9677\u4fdd\u4fee<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_248\" aria-describedby=\"caption-attachment-248\" style=\"width: 1355px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-248 size-full\" src=\"https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c.png\" alt=\"SRS,Stanford Research Systems,SR850,DSP\u9501\u76f8\u653e\u5927\u5668\" width=\"1355\" height=\"671\" srcset=\"https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c.png 1355w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c-300x149.png 300w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c-1024x507.png 1024w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c-768x380.png 768w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c-500x248.png 500w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c-800x396.png 800w, https:\/\/www.bihec.com\/think-srs\/wp-content\/uploads\/sites\/1216\/2024\/09\/img_66de9d975b34c-1280x634.png 1280w\" sizes=\"(max-width: 1355px) 100vw, 1355px\" \/><figcaption id=\"caption-attachment-248\" class=\"wp-caption-text\">SRS,Stanford Research Systems,SR850,DSP\u9501\u76f8\u653e\u5927\u5668<\/figcaption><\/figure>\n<p><a href=\"https:\/\/www.bihec.com\/think-srs\/SR850\/\">https:\/\/www.bihec.com\/think-srs\/SR850\/<\/a><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/dsp%e9%94%81%e7%9b%b8%e6%94%be%e5%a4%a7%e5%99%a8\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 8pt;\" aria-label=\"DSP\u9501\u76f8\u653e\u5927\u5668 (3\u4e2a\u9879\u76ee)\">DSP\u9501\u76f8\u653e\u5927\u5668<\/a>\n<a href=\"https:\/\/www.bihec.com\/think-srs\/tag\/sr850\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 8pt;\" aria-label=\"SR850 (3\u4e2a\u9879\u76ee)\">SR850<\/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,SR850,DSP\u9501\u76f8\u653e\u5927\u5668 SR850\u2014 100 kHz DSP \u9501\u76f8\u653e\u5927\u5668 \u6982\u8ff0 SR850 \u662f\u4e00\u6b3e\u57fa\u4e8e\u521b\u65b0\u7684 DS <\/p>\n","protected":false},"author":27,"featured_media":248,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[42],"tags":[98,97,4,5],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - 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