{"product_id":"m181-lcr-meter-diy-kit-inductance-capacitance-resistance-tester","title":"M181 LCR Meter DIY Kit – Inductance Capacitance Resistance","description":"\n\u003ch2\u003eM181 LCR Meter DIY Kit – Precision Measurement for Engineers \u0026amp; Hobbyists\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eM181 LCR Meter DIY Kit\u003c\/strong\u003e is a compact, high-precision instrument designed to measure \u003cstrong\u003eResistance (R), Capacitance (C), and Inductance (L)\u003c\/strong\u003e across both through-hole and surface-mount components. With approximately \u003cstrong\u003e1% measurement accuracy\u003c\/strong\u003e and fully automatic ranging, this kit is an outstanding choice for electronics enthusiasts, engineers, and makers alike.\u003c\/p\u003e\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose the M181 LCR Meter?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Test Frequencies:\u003c\/strong\u003e Switch between 100Hz and 1KHz to suit your measurement needs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Measurement Ranges:\u003c\/strong\u003e Resistance from 0.1Ω to 10MΩ, Capacitance from 1pF to 10,000μF, and Inductance from 1μH to 20H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e~1% Accuracy:\u003c\/strong\u003e Reliable precision for the vast majority of engineering and hobbyist scenarios\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully Automatic Ranging:\u003c\/strong\u003e No manual range selection needed — the meter does the work for you\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Powered (5V):\u003c\/strong\u003e Convenient and portable, powered by any standard USB source\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Virtual USB COM Port:\u003c\/strong\u003e Enables serial data output and firmware upgrades with ease\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-Test Mode:\u003c\/strong\u003e Verify your assembly is correct before diving into measurements\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay HOLD Function:\u003c\/strong\u003e Freeze readings on-screen for easy recording\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Measures just 66 × 32 × 19mm and weighs only 23g (76g with probes)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAcrylic Panels Included:\u003c\/strong\u003e Protect your build and give it a professional finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFull Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"text-align:left; padding:8px; border:1px solid #ddd;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"text-align:left; padding:8px; border:1px solid #ddd;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eM181 (18101K)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePrimary Display\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eR, C, L\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSecondary Display\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eQ, D, ESR\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eEquivalent Circuit Mode\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eParallel or Serial\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eResistance Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e0.1Ω – 10MΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCapacitance Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1pF – 10,000μF\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eInductance Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1μH – 20H\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e~1%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eTest Frequencies\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e100Hz, 1KHz (selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOpen Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e0.6Vpp\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMeasurement Connections\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e4 Kelvin wires on test terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCompensations\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOpen, Short\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSerial Data Output\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eYes (USB COM Port or direct LVTTL)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUSB 5V, \u0026lt;100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e66 × 32 × 19mm (2.60\" × 1.26\" × 0.75\")\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e23g (76g with probes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× M181 LCR Meter DIY Kit (includes acrylic panels)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of components can the M181 LCR Meter measure?\u003c\/h4\u003e\n\u003cp\u003eA: The M181 LCR Meter DIY Kit can measure both through-hole and surface-mount components, covering resistors (0.1Ω–10MΩ), capacitors (1pF–10,000μF), and inductors (1μH–20H). It also displays secondary parameters including Q factor, dissipation factor (D), and Equivalent Series Resistance (ESR).\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need special software to use the serial data output feature?\u003c\/h4\u003e\n\u003cp\u003eA: No special software is required. The M181 features a built-in virtual USB COM port that is recognized by most operating systems as a standard serial port. You can use any standard serial terminal application to read the measurement data output or perform firmware upgrades.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this kit suitable for beginners in electronics?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The M181 LCR Meter DIY Kit is designed to be easy to build and easy to use. It includes a Self-Test mode so you can verify your assembly is correct before taking measurements, making it a great learning project for hobbyists while still offering the precision that experienced engineers need.\u003c\/p\u003e\n\u003ch4\u003eQ: What power source does the M181 LCR Meter require?\u003c\/h4\u003e\n\u003cp\u003eA: The M181 is USB-powered (5V) and consumes less than 100mA, making it compatible with any standard USB port, power bank, or USB wall adapter. No proprietary power supply is needed.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of components can the M181 LCR Meter measure?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The M181 LCR Meter DIY Kit can measure both through-hole and surface-mount components, covering resistors (0.1Ω–10MΩ), capacitors (1pF–10,000μF), and inductors (1μH–20H). It also displays secondary parameters including Q factor, dissipation factor (D), and Equivalent Series Resistance (ESR).\"}}, {\"@type\": \"Question\", \"name\": \"Do I need special software to use the serial data output feature?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No special software is required. 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