{"id":161,"date":"2024-09-11T15:37:14","date_gmt":"2024-09-11T07:37:14","guid":{"rendered":"https:\/\/www.bihec.com\/thinksrs\/?p=161"},"modified":"2024-09-11T15:37:14","modified_gmt":"2024-09-11T07:37:14","slug":"sr865a","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/thinksrs\/sr865a\/","title":{"rendered":"SRS SR865A\u00a0\u9501\u5b9a\u653e\u5927\u5668 \u65af\u5766\u798f STANFORD RESEARCH SYSTEMS SRS\u8fdb\u53e3\u4ee3\u7406"},"content":{"rendered":"
<\/p>\n
SR865A<\/a>\u9501\u5b9a\u653e\u5927\u5668\u63d0\u4f9b\u5353\u8d8a\u7684\u6027\u80fd\u548c\u5353\u8d8a\u7684\u4ef7\u503c\u3002\u8fd9\u5c31\u662f\u4f60\u5bf9\u65af\u5766\u798f<\/a>\u7814\u7a76\u7cfb\u7edf\u7684\u671f\u671b\u9501\u76f8\u653e\u5927\u5668<\/a>\u3002SR865A\u5177\u67094 MHz\u7684\u9891\u7387\u8303\u56f4\u30011 s\u81f330 ks\u7684\u65f6\u95f4\u5e38\u6570\u3001\u6781\u4f4e\u566a\u58f0\u524d\u7aef\u653e\u5927\u5668\u548c\u73b0\u4ee3\u5316\u7684\u76f4\u89c2\u7528\u6237\u754c\u9762\uff0c\u662f\u4efb\u4f55\u540c\u6b65\u68c0\u6d4b\u5e94\u7528\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n \u51ed\u501f30\u591a\u5e74\u7684\u9501\u5b9a\u8bbe\u8ba1\u7ecf\u9a8c\uff0cSRS\u7aed\u5c3d\u5168\u529b\u4f18\u5316SR865A\u7684\u6bcf\u4e2a\u7ec6\u8282\u3002\u4ece\u6d88\u9664\u5f00\u5173\u6a21\u5f0f\u566a\u58f0\u7684\u5927\u578b\u73af\u5f62\u53d8\u538b\u5668\u5230\u9501\u5b9a\u624b\u673a\u7684iOS\u8fde\u63a5\uff0c\u518d\u5230\u6d88\u9664\u66f4\u591a\u566a\u58f0\u540c\u65f6\u52a0\u5feb\u5b9e\u9a8c\u901f\u5ea6\u7684\u9ad8\u7ea7DSP\u6ee4\u6ce2\u5668\uff0cSR865A\u662f\u771f\u6b63\u7684\u7ec8\u6781\u4ea7\u54c1\u9501\u76f8\u653e\u5927\u5668.<\/p>\n \u9501\u5b9a\u6027\u80fd\u59cb\u4e8e\u524d\u7aef\u3002SR865A\u524d\u7aef\u63d0\u4f9b\u4e00\u6d41\u7684\u7535\u538b\u548c\u7535\u6d41\u8f93\u5165\u653e\u5927\u5668\u3002\u7535\u538b\u8f93\u5165\u662f\u53ef\u5207\u6362\u7684\u5355\u7aef\/\u5dee\u5206 JFET\u5bf9\u653e\u5927\u5668\u968f\u77402.5 nV\/\u221aHz1 kHz\u53ca\u4ee5\u4e0b\u7684\u566a\u58f010 nV\/\u221aHz10\u8d6b\u5179\u7684\u566a\u97f3\u3002\u7535\u538b\u8f93\u5165\u5177\u670910m\u03c9\u8f93\u5165\u963b\u6297\uff0c\u53ef\u4ee5\u4ea4\u6d41\u8026\u5408\u6216DC\u8026\u5408\u3002\u8f93\u5165\u8fde\u63a5\u5668\u5c4f\u853d\u53ef\u4ee5\u901a\u8fc7\u7528\u6237\u53ef\u9009\u768410\u03c9(\u63a5\u5730)\u621610k\u03c9(\u6d6e\u52a8)\u7535\u963b\u8fde\u63a5\u5230\u4eea\u5668\u63a5\u5730\u3002<\/p>\n SR865A\u7684\u5185\u7f6e\u7535\u6d41\u653e\u5927\u5668\u662f\u5bf9\u4ee5\u524d\u8bbe\u8ba1\u7684\u91cd\u5927\u6539\u8fdb\u3002\u7535\u6d41\u8f93\u5165\u8303\u56f4\u53ef\u9009\u81ea1 \u03bcA\u621610 nA\u30021 \u03bcA\u8303\u56f4\u7684\u5e26\u5bbd\u4e3a400 kHz\uff0c\u5e76\u4e14130 fA\/\u221aHz\u566a\u58f0\uff0c\u800c10 nA\u8303\u56f4\u63d0\u4f9b2 kHz\u5e26\u5bbd\u548c13 fA\/\u221aHz\u566a\u97f3\u3002<\/p>\n \u867d\u7136\u5185\u7f6e\u7535\u538b\u548c\u7535\u6d41\u653e\u5927\u5668\u9002\u5408\u5927\u591a\u6570\u5e94\u7528\uff0c\u4f46SR865A\u4e5f\u4e0eSRS\u63d0\u4f9b\u7684\u5168\u5957\u4e13\u7528\u524d\u7f6e\u653e\u5927\u5668\u517c\u5bb9\u3002\u8fd9SR550(FET\u8f93\u5165)\uff0cSR552(BJT\u8f93\u5165)\uff0cSR554(\u53d8\u538b\u5668\u8f93\u5165)\uff0cSR555(120 kHz\u7535\u6d41\u653e\u5927\u5668)\u548cSR556(\u4f4e\u566a\u58f0\u7535\u6d41\u653e\u5927\u5668)\u90fd\u53ef\u4ee5\u76f4\u63a5\u4eceSR865A\u7684\u540e\u9762\u677f\u524d\u7f6e\u653e\u5927\u5668\u7535\u6e90\u7aef\u53e3\u4f9b\u7535\u3002<\/p>\n SR865A\u00a0\u9501\u5b9a\u653e\u5927\u5668 Lock-In Amplifier \u00a04 MHz DSP\u9501\u5b9a\u653e\u5927\u5668 SRS SR865A\u00a0\u9501\u5b9a\u653e\u5927\u5668\u4e3b\u8981\u7279\u5f81\uff1a 1 mHz\u81f34 MHz \u89e6\u6478\u5c4f\u6570\u636e\u663e\u793a 1 <\/p>\n","protected":false},"author":22,"featured_media":162,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[5,4,56],"tags":[54,52,50,47,37,39,41,36,40,35,61,58,53,44,49,38,60,57,13,15,51,45,48,55,46,16,14,34,59],"yoast_head":"\n