{"product_id":"yx-os57-um982-rtk-high-precision-gnss-module-centimeter-level-accuracy-for-professional-surveying","title":"YX-OS57 UM982 RTK High-Precision GNSS Module – Centimeter-Level Accuracy for Professional Surveying","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003e\u003cstrong\u003eNavCore UM982\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high‑performance dual‑antenna RTK positioning and heading module based on the Beijing UniStrong UM982. Designed for high‑reliability applications including drones, precision agriculture, autonomous robotics, and intelligent driving tests. The built‑in dual‑frequency RTK engine delivers centimeter‑level positioning accuracy (0.8 cm + 1 ppm horizontal) and high‑reliability heading accuracy (0.1° with a 1‑meter baseline). The V2.0 version features wide‑voltage input, impedance matching optimization, enhanced thermal management, and immersion gold PCB process for long‑term reliable operation.\u003c\/p\u003e\n\u003cdiv\u003eKey features\u003c\/div\u003e\n\u003cul class=\"highlight-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositioning:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.8 cm + 1 ppm horizontal (RTK)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeading:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.1° (1 m baseline)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCore:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBeijing UniStrong UM982\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4–12 V (5 V optimal) · max 15 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterfaces:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eType‑C, GH1.25 7P, SMA (salt‑spray tested)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED indicators:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePWR, ERR, PVT, RTK\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edrone flight control, precision agriculture, autonomous robotics, intelligent driving, surveying, base station deployment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sub-section\"\u003eTechnical Specifications\u003c\/div\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eCore module\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eBeijing UniStrong UM982\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003ePositioning accuracy (RTK)\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e0.8 cm + 1 ppm horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eHeading accuracy\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e0.1° (with 1‑m baseline)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eMax input voltage\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e15 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eRecommended voltage\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e4 – 12 V (5 V optimal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eShort‑circuit protection current\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003ePower‑off hold capacitance\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e80 mF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eCurrent ripple\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e\u0026lt; 25 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eAntenna VSWR\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003e\u0026lt; 1.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eSMA connector\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eHigh‑quality · 48h salt‑spray tested\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eGH1.25 7P terminal\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003eGND, EST, EVENT, PPS, RXD, TXD, VCC (UART3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"spec-label\"\u003eType‑C interface\u003c\/td\u003e\n\u003ctd class=\"spec-value\"\u003ePower supply (UART1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"sub-section\"\u003eLED Indicators\u003c\/div\u003e\n\u003cdiv class=\"led-grid\"\u003e\n\u003cdiv class=\"item\"\u003e\n\u003cspan class=\"badge\"\u003ePWR (Green)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e3.3V power indicator\u003c\/div\u003e\n\u003cdiv class=\"item\"\u003e\n\u003cspan class=\"badge\"\u003eERR (Red)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eError indicator\u003c\/div\u003e\n\u003cdiv class=\"item\"\u003e\n\u003cspan class=\"badge\"\u003ePVT (Orange)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ePositioning status indicator\u003c\/div\u003e\n\u003cdiv class=\"item\"\u003e\n\u003cspan class=\"badge\"\u003eRTK (Blue)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eRTK solution status indicator\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sub-section\"\u003eInterfaces\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGH1.25 7P Terminal:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGND, EST, EVENT, PPS, RXD, TXD, VCC (connected to module UART3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType‑C Interface:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePower supply (connected to module UART1)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSMA Connector:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDual antenna ports · high‑quality, salt‑spray tested\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"sub-section\"\u003eImportant Note\u003c\/div\u003e\n\u003cdiv class=\"note-box\"\u003e\n\u003cp\u003e\u003cstrong\u003eAntenna interface configuration:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDefault configuration uses\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSMA interface\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eantennas.\u003c\/li\u003e\n\u003cli\u003eIf you wish to use an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIPEX interface\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eantenna, you must manually switch the onboard\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0R resistor\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003ePlease make the appropriate hardware adjustment based on your specific requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"sub-section\"\u003eApplications\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eDrone flight control and navigation\u003c\/li\u003e\n\u003cli\u003ePrecision agriculture (automated tractor guidance)\u003c\/li\u003e\n\u003cli\u003eAutonomous robot positioning and navigation\u003c\/li\u003e\n\u003cli\u003eIntelligent driving tests and vehicle trajectory tracking\u003c\/li\u003e\n\u003cli\u003eHigh‑precision surveying and engineering measurement\u003c\/li\u003e\n\u003cli\u003eBase station deployment and reference station construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"sub-section\"\u003ePackage Contents\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eNavCore UM982 Positioning \u0026amp; Heading Module ×1\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/20260728114042_3517_2.png?v=1785229297\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/20260728113205_3509_2.png?v=1785229296\" alt=\"\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"YanTechLab","offers":[{"title":"Default Title","offer_id":48059126022309,"sku":null,"price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/IMG_2752.jpg?v=1785229350","url":"https:\/\/yantechlab.com\/products\/yx-os57-um982-rtk-high-precision-gnss-module-centimeter-level-accuracy-for-professional-surveying","provider":"YanTechLab","version":"1.0","type":"link"}