{"product_id":"stanford-research-systems-sr844-lock-in-amplifier","title":"Stanford Research Systems SR844 Lock-In Amplifier","description":"\u003ch2 data-start=\"655\" data-end=\"699\"\u003e\u003cstrong data-start=\"658\" data-end=\"697\"\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"700\" data-end=\"1059\"\u003eThe \u003cstrong data-start=\"704\" data-end=\"757\"\u003eStanford Research Systems SR844 Lock-In Amplifier\u003c\/strong\u003e is a high-performance instrument designed for \u003cstrong data-start=\"804\" data-end=\"863\"\u003eprecision detection of small AC signals buried in noise\u003c\/strong\u003e, even at \u003cstrong data-start=\"873\" data-end=\"903\"\u003ehigh operating frequencies\u003c\/strong\u003e. It is widely used in \u003cstrong data-start=\"926\" data-end=\"1009\"\u003ephysics research, optics, nanotechnology, and advanced electronics laboratories\u003c\/strong\u003e where signal accuracy and stability are critical.\u003c\/p\u003e\n\u003cp data-start=\"1061\" data-end=\"1369\"\u003eThe SR844 offers exceptional dynamic reserve, low noise performance, and flexible measurement configurations, making it ideal for demanding experimental setups. Its digital signal processing architecture allows accurate phase-sensitive detection, enabling researchers to extract weak signals with confidence.\u003c\/p\u003e\n\u003cp data-start=\"1371\" data-end=\"1541\"\u003eBuilt with Stanford Research Systems’ renowned engineering quality, the SR844 delivers reliable and repeatable measurements for long-term laboratory and R\u0026amp;D applications.\u003c\/p\u003e\n\u003ch2 data-start=\"1548\" data-end=\"1569\"\u003e\u003cstrong data-start=\"1551\" data-end=\"1567\"\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1572\" data-end=\"1633\"\u003eHigh-frequency lock-in amplifier for precision measurements\u003c\/p\u003e\n\u003cp data-start=\"1636\" data-end=\"1684\"\u003eExcellent noise rejection and signal stability\u003c\/p\u003e\n\u003cp data-start=\"1687\" data-end=\"1744\"\u003eDigital signal processing for phase-sensitive detection\u003c\/p\u003e\n\u003cp data-start=\"1747\" data-end=\"1796\"\u003eWide dynamic reserve for weak signal extraction\u003c\/p\u003e\n\u003cp data-start=\"1799\" data-end=\"1838\"\u003eIdeal for physics and optics research\u003c\/p\u003e\n\u003cp data-start=\"1841\" data-end=\"1903\"\u003eSuitable for nanotechnology and material science experiments\u003c\/p\u003e\n\u003cp data-start=\"1906\" data-end=\"1948\"\u003eAccurate amplitude and phase measurement\u003c\/p\u003e\n\u003cp data-start=\"1951\" data-end=\"1991\"\u003eBench-top laboratory instrument design\u003c\/p\u003e\n\u003cp data-start=\"1994\" data-end=\"2038\"\u003eReliable long-term measurement performance\u003c\/p\u003e\n\u003cp data-start=\"2041\" data-end=\"2084\"\u003eTrusted Stanford Research Systems quality\u003c\/p\u003e\n\u003ch2 data-start=\"2091\" data-end=\"2118\"\u003e\u003cstrong data-start=\"2094\" data-end=\"2118\"\u003eSpecifications Table\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2120\" data-end=\"2625\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2120\" data-end=\"2155\"\u003e\n\u003ctr data-start=\"2120\" data-end=\"2155\"\u003e\n\u003cth data-start=\"2120\" data-end=\"2140\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2122\" data-end=\"2139\"\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth data-start=\"2140\" data-end=\"2155\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"2142\" data-end=\"2153\"\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2191\" data-end=\"2625\"\u003e\n\u003ctr data-start=\"2191\" data-end=\"2234\"\u003e\n\u003ctd data-start=\"2191\" data-end=\"2199\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e\n\u003ctd data-start=\"2199\" data-end=\"2234\" data-col-size=\"sm\"\u003eStanford Research Systems SR844\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2235\" data-end=\"2274\"\u003e\n\u003ctd data-start=\"2235\" data-end=\"2253\" data-col-size=\"sm\"\u003eInstrument Type\u003c\/td\u003e\n\u003ctd data-start=\"2253\" data-end=\"2274\" data-col-size=\"sm\"\u003eLock-In Amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2275\" data-end=\"2321\"\u003e\n\u003ctd data-start=\"2275\" data-end=\"2293\" data-col-size=\"sm\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd data-start=\"2293\" data-end=\"2321\" data-col-size=\"sm\"\u003eHigh-frequency operation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2322\" data-end=\"2379\"\u003e\n\u003ctd data-start=\"2322\" data-end=\"2346\" data-col-size=\"sm\"\u003eMeasurement Functions\u003c\/td\u003e\n\u003ctd data-start=\"2346\" data-end=\"2379\" data-col-size=\"sm\"\u003eAmplitude and Phase Detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2380\" data-end=\"2411\"\u003e\n\u003ctd data-start=\"2380\" data-end=\"2400\" data-col-size=\"sm\"\u003eSignal Processing\u003c\/td\u003e\n\u003ctd data-start=\"2400\" data-end=\"2411\" data-col-size=\"sm\"\u003eDigital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2412\" data-end=\"2461\"\u003e\n\u003ctd data-start=\"2412\" data-end=\"2427\" data-col-size=\"sm\"\u003eApplications\u003c\/td\u003e\n\u003ctd data-start=\"2427\" data-end=\"2461\" data-col-size=\"sm\"\u003ePhysics, Optics, Research Labs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2462\" data-end=\"2511\"\u003e\n\u003ctd data-start=\"2462\" data-end=\"2482\" data-col-size=\"sm\"\u003eNoise Performance\u003c\/td\u003e\n\u003ctd data-start=\"2482\" data-end=\"2511\" data-col-size=\"sm\"\u003eLow-noise, high stability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2512\" data-end=\"2539\"\u003e\n\u003ctd data-start=\"2512\" data-end=\"2526\" data-col-size=\"sm\"\u003eForm Factor\u003c\/td\u003e\n\u003ctd data-start=\"2526\" data-end=\"2539\" data-col-size=\"sm\"\u003eBench-top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2540\" data-end=\"2580\"\u003e\n\u003ctd data-start=\"2540\" data-end=\"2558\" data-col-size=\"sm\"\u003eUse Environment\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2558\" data-end=\"2580\"\u003eLaboratory and R\u0026amp;D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2581\" data-end=\"2625\"\u003e\n\u003ctd data-start=\"2581\" data-end=\"2596\" data-col-size=\"sm\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd data-start=\"2596\" data-end=\"2625\" data-col-size=\"sm\"\u003eStanford Research Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 data-start=\"2632\" data-end=\"2663\"\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2664\" data-end=\"2940\"\u003eThe Stanford Research Systems SR844 lock-in amplifier provides high-frequency, low-noise signal detection for advanced laboratory research. Designed for precision measurements, it enables accurate extraction of weak signals in physics, optics, and nanotechnology applications.\u003c\/p\u003e","brand":"Stanford Research Systems","offers":[{"title":"Default Title","offer_id":47200150356203,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/4473\/8283\/files\/Stanford_Research_Systems_SR844_Lock-In_Amplifier.png?v=1766417286","url":"https:\/\/oventosystems.com\/products\/stanford-research-systems-sr844-lock-in-amplifier","provider":"Ovento Systems","version":"1.0","type":"link"}