{"id":180,"date":"2024-09-07T17:50:51","date_gmt":"2024-09-07T09:50:51","guid":{"rendered":"https:\/\/www.bihec.com\/think-srs\/?p=180"},"modified":"2024-09-07T17:50:51","modified_gmt":"2024-09-07T09:50:51","slug":"sr570","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/think-srs\/sr570\/","title":{"rendered":"SRS,Stanford Research Systems,SR570,\u4f4e\u566a\u58f0\u7535\u6d41\u524d\u7f6e\u653e\u5927\u5668"},"content":{"rendered":"

SRS<\/a>,Stanford Research Systems<\/a>,SR570<\/a>,\u4f4e\u566a\u58f0\u7535\u6d41\u524d\u7f6e\u653e\u5927\u5668<\/a><\/strong><\/p>\n

\u524d\u7f6e\u653e\u5927\u5668<\/a><\/strong><\/p>\n

SR570 \u2014 \u4f4e\u566a\u58f0<\/a>\u7535\u6d41\u524d\u7f6e\u653e\u5927\u5668<\/a><\/strong>
\n5 fA\/\u221aHz \u8f93\u5165\u566a\u58f0
\n1 MHz \u6700\u5927\u5e26\u5bbd
\n\u6700\u5927\u589e\u76ca 1 pA\/V
\n\u53ef\u8c03\u504f\u7f6e\u7535\u538b
\n\u4e24\u4e2a\u53ef\u914d\u7f6e\u4fe1\u53f7\u6ee4\u6ce2\u5668
\n\u53ef\u53d8\u8f93\u5165\u504f\u7f6e\u7535\u6d41
\n\u7ebf\u8def\u6216\u7535\u6c60\u4f9b\u7535
\nRS-232 \u63a5\u53e3<\/p>\n

\u6982\u8ff0<\/strong><\/p>\n

SR570 \u662f\u4e00\u6b3e\u4f4e\u566a\u58f0\u7535\u6d41\u524d\u7f6e\u653e\u5927\u5668\uff0c\u80fd\u591f\u5b9e\u73b0\u9ad8\u8fbe 1 pA\/V \u7684\u7535\u6d41\u589e\u76ca\u3002\u5176\u9ad8\u589e\u76ca\u548c\u5e26\u5bbd\u3001\u4f4e\u566a\u58f0\u4ee5\u53ca\u8bb8\u591a\u4fbf\u6377\u529f\u80fd\u4f7f SR570 \u6210\u4e3a\u5404\u79cd\u5149\u7535\u3001\u4f4e\u6e29\u53ca\u5176\u4ed6\u6d4b\u91cf\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n

SR570 \u7535\u6d41\u524d\u7f6e\u653e\u5927\u5668<\/strong><\/p>\n

SR570 \u662f\u4e00\u6b3e\u4f4e\u566a\u58f0\u7535\u6d41\u524d\u7f6e\u653e\u5927\u5668\uff0c\u80fd\u591f\u5b9e\u73b0\u9ad8\u8fbe 1 pA\/V \u7684\u7535\u6d41\u589e\u76ca\u3002\u5176\u9ad8\u589e\u76ca\u548c\u5e26\u5bbd\u3001\u4f4e\u566a\u58f0\u4ee5\u53ca\u8bb8\u591a\u4fbf\u6377\u529f\u80fd\u4f7f SR570 \u6210\u4e3a\u5404\u79cd\u5149\u7535\u3001\u4f4e\u6e29\u53ca\u5176\u4ed6\u6d4b\u91cf\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n

\u589e\u76ca<\/strong><\/p>\n

SR570 \u63d0\u4f9b\u4ece 1 pA\/V \u5230 1 mA\/V \u7684\u7075\u654f\u5ea6\u8bbe\u7f6e\uff0c\u53ef\u6309 1-2-5 \u7684\u5e8f\u5217\u8fdb\u884c\u9009\u62e9\u3002\u8fd8\u63d0\u4f9b\u4e86\u5fae\u8c03\u589e\u76ca\u8c03\u6574\u529f\u80fd\uff0c\u8ba9\u60a8\u9009\u62e9\u4efb\u610f\u4e2d\u95f4\u7075\u654f\u5ea6\u3002<\/p>\n

\u589e\u76ca\u53ef\u4ee5\u5206\u914d\u5230\u653e\u5927\u5668\u7684\u4e0d\u540c\u9636\u6bb5\u4ee5\u4f18\u5316\u4eea\u5668\u7684\u6027\u80fd\u3002\u4f4e\u566a\u58f0\u6a21\u5f0f\u5c06\u589e\u76ca\u653e\u5728\u653e\u5927\u5668\u7684\u524d\u7aef\uff0c\u4ee5\u83b7\u5f97\u6700\u4f73\u566a\u58f0\u6027\u80fd\u3002\u9ad8\u5e26\u5bbd\u6a21\u5f0f\u5c06\u589e\u76ca\u5206\u914d\u5230\u653e\u5927\u5668\u7684\u540e\u9636\u6bb5\uff0c\u4ee5\u6539\u5584\u524d\u7aef\u7684\u9891\u7387\u54cd\u5e94\u3002\u5728\u4f4e\u6f02\u79fb\u6a21\u5f0f\u4e0b\uff0c\u8f93\u5165\u653e\u5927\u5668\u88ab\u66f4\u6362\u4e3a\u975e\u5e38\u4f4e\u8f93\u5165\u7535\u6d41\u7684\u8fd0\u7b97\u653e\u5927\u5668\uff0c\u4ece\u800c\u5c06\u4eea\u5668\u7684\u76f4\u6d41\u6f02\u79fb\u51cf\u5c11\u6700\u591a 100<\/a>0 \u500d\u3002<\/p>\n

\u6ee4\u6ce2\u5668<\/strong><\/p>\n

SR570 \u5305\u542b\u4e24\u4e2a\u4e00\u9636 RC \u6ee4\u6ce2\u5668\uff0c\u5176\u622a\u6b62\u9891\u7387\u548c\u7c7b\u578b\u53ef\u4ece\u524d\u9762\u677f\u914d\u7f6e\u3002\u6ee4\u6ce2\u5668\u53ef\u4ee5\u914d\u7f6e\u4e3a 6 \u6216 12 dB\/oct \u7684\u4f4e\u901a\u6216\u9ad8\u901a\u6ee4\u6ce2\u5668\uff0c\u6216 6 dB\/oct \u7684\u5e26\u901a\u6ee4\u6ce2\u5668\u3002\u622a\u6b62\u9891\u7387\u53ef\u4ee5\u5728 0.03 Hz \u5230 1 MHz \u7684 1-3-10 \u5e8f\u5217\u4e2d\u8c03\u6574\u3002\u524d\u9762\u677f\u4e0a\u5305\u62ec\u4e00\u4e2a\u6ee4\u6ce2\u5668\u91cd\u7f6e\u6309\u94ae\uff0c\u53ef\u7f29\u77ed\u4f7f\u7528\u957f\u65f6\u95f4\u5e38\u6570\u6ee4\u6ce2\u5668\u65f6\u7684\u8fc7\u8f7d\u6062\u590d\u65f6\u95f4\u3002<\/p>\n

\u8f93\u5165\u504f\u7f6e\u548c\u76f4\u6d41\u504f\u7f6e<\/strong><\/p>\n

\u63d0\u4f9b\u8f93\u5165\u504f\u7f6e\u7535\u6d41\u8c03\u6574\u529f\u80fd\uff0c\u4ee5\u6291\u5236\u4efb\u4f55\u4e0d\u5fc5\u8981\u7684\u76f4\u6d41\u80cc\u666f\u7535\u6d41\u3002\u504f\u7f6e\u7535\u6d41\u53ef\u4ee5\u5728 \u00b11 pA \u5230 \u00b11 mA \u8303\u56f4\u5185\u8fdb\u884c\u5927\u7ea6 0.1% \u7684\u589e\u91cf\u8c03\u6574\u3002SR570 \u8fd8\u5177\u6709\u53ef\u8c03\u7684\u8f93\u5165\u76f4\u6d41\u504f\u7f6e\u7535\u538b\uff08\u00b15 V\uff09\uff0c\u5141\u8bb8\u60a8\u76f4\u63a5\u5c06\u7535\u6d41\u6c89\u5165\u865a\u62df\u96f6\u70b9\uff08\u6a21\u62df\u5730\uff09\u6216\u9009\u5b9a\u7684\u76f4\u6d41\u504f\u7f6e\u4e2d\u3002<\/p>\n

\u5f00\u5173\u548c\u6d88\u9690<\/strong><\/p>\n

\u4e24\u4e2a\u540e\u9762\u677f\u7684\u5149\u9694\u79bb TTL \u8f93\u5165\u63d0\u4f9b\u4e86\u5bf9 SR570 \u7684\u989d\u5916\u63a7\u5236\u3002\u6d88\u9690\u8f93\u5165\u8ba9\u60a8\u5feb\u901f\u6253\u5f00\/\u5173\u95ed\u4eea\u5668\u7684\u589e\u76ca\uff0c\u8fd9\u5728\u9632\u6b62\u524d\u7aef\u8fc7\u8f7d\u65f6\u975e\u5e38\u6709\u7528\u3002\u5207\u6362\u8f93\u5165\u54cd\u5e94 TTL \u4fe1\u53f7\u53cd\u8f6c\u589e\u76ca\u7684\u7b26\u53f7\uff0c\u4f7f\u60a8\u80fd\u591f\u4e0e\u5207\u5272\u4fe1\u53f7\u8fdb\u884c\u540c\u6b65\u68c0\u6d4b\u3002<\/p>\n

\u7535\u6c60\u64cd\u4f5c<\/strong><\/p>\n

\u4e09\u4e2a\u53ef\u5145\u7535\u94c5\u9178\u7535\u6c60\u63d0\u4f9b\u6700\u957f 15 \u5c0f\u65f6\u7684\u7535\u6c60\u4f9b\u7535\u64cd\u4f5c\u3002\u5185\u90e8\u7535\u6c60\u5145\u7535\u5668\u5728\u8bbe\u5907\u8fde\u63a5\u5230\u7535\u6e90\u65f6\u81ea\u52a8\u5145\u7535\u3002\u5145\u7535\u5668\u80fd\u591f\u611f\u77e5\u7535\u6c60\u72b6\u6001\u5e76\u76f8\u5e94\u8c03\u6574\u5145\u7535\u901f\u5ea6\u3002\u4e24\u4e2a\u540e\u9762\u677f\u7684 LED \u6307\u793a\u7535\u6c60\u7684\u5145\u7535\u72b6\u6001\u3002\u5f53\u7535\u6c60\u7535\u91cf\u8017\u5c3d\u65f6\uff0c\u7535\u6c60\u4f1a\u81ea\u52a8\u4e0e\u653e\u5927\u5668\u7535\u8def\u65ad\u5f00\uff0c\u4ee5\u907f\u514d\u7535\u6c60\u635f\u574f\u3002<\/p>\n

\u65e0\u6570\u5b57\u566a\u58f0<\/strong><\/p>\n

\u8fd0\u884c SR570 \u7684\u5fae\u5904\u7406\u5668\u201c\u5904\u4e8e\u4f11\u7720\u201d\u72b6\u6001\uff0c\u53ea\u6709\u5728\u66f4\u6539\u4eea\u5668\u8bbe\u7f6e\u7684\u77ed\u6682\u65f6\u95f4\u5185\u624d\u4f1a\u542f\u52a8\u3002\u8fd9\u786e\u4fdd\u4e86\u6ca1\u6709\u6570\u5b57\u566a\u58f0\u6c61\u67d3\u4f4e\u6c34\u5e73\u7684\u6a21\u62df\u4fe1\u53f7\u3002<\/p>\n

RS-232 \u63a5\u53e3<\/strong><\/p>\n

RS-232 \u63a5\u53e3\u5141\u8bb8\u4ee5 9600 \u6ce2\u7279\u7387\u8fdb\u884c\u4ec5\u63a5\u6536\u7684\u901a\u4fe1\u3002\u6240\u6709\u4eea\u5668\u529f\u80fd\uff08\u9664\u4e86\u5f00\u673a\uff09\u90fd\u53ef\u4ee5\u901a\u8fc7 RS-232 \u63a5\u53e3\u8fdb\u884c\u8bbe\u7f6e\u3002RS-232 \u63a5\u53e3\u7535\u5b50\u8bbe\u5907\u4e0e\u653e\u5927\u5668\u7535\u8def\u5149\u9694\u79bb\uff0c\u4ee5\u63d0\u4f9b\u6700\u5927\u566a\u58f0\u514d\u75ab\u529b\u3002<\/p>\n

SR570 \u89c4\u683c<\/strong><\/p>\n

\u8f93\u5165<\/strong><\/p>\n