{"product_id":"um982-gnss-rtk-module-with-base-board-high-precision-centimeter-level-positioning","title":"YX-OS28 UM982 GNSS\/RTK Module with Base Board, High-Precision Centimeter-Level Positioning","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUM982\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an all‑constellation, multi‑frequency, high‑precision GNSS positioning and heading module built on the Nebulas IV™ baseband chip. Designed for professional drones, robotics, marine navigation, and autonomous systems, it delivers reliable RTK positioning and dual‑antenna heading in a compact SMD package.\u003c\/p\u003e\n\u003cp\u003eWith\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1408 channels\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand support for BDS, GPS, GLONASS, Galileo, and QZSS, the UM982 locks onto all visible satellites across multiple frequencies. It includes advanced\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePPP services\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as E6‑HAS, B2b‑PPP, and QZSS L6 (MADOCA), enabling centimeter‑level accuracy without a base station in many regions.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edual‑antenna heading solution\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides precise yaw, pitch, and roll for applications where magnetic compasses are unreliable. Dual‑RTK engine technology and adaptive RTCM input recognition ensure smooth integration with various correction sources.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual antenna input\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Accurate heading without a compass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll‑constellation, multi‑frequency\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– BDS B1I\/B2I\/B3I\/B1C\/B2b, GPS L1\/L2\/L5, GLONASS G1\/G2, Galileo E1\/E5a\/E5b\/E6, QZSS L1\/L2\/L5\/L6, SBAS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePPP services supported\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– E6‑HAS, B2b‑PPP, QZSS L6 (MADOCA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual‑RTK engine technology\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Enhanced fix reliability and convergence speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdaptive RTCM input format recognition\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Automatic handling of different correction streams\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact SMD package\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– 16 mm × 21 mm × 2.6 mm for space‑constrained designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple interfaces\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– UART (x3), I²C (x1), SPI (x1), CAN (x1)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ch3\u003eBasic Information\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1408 channels (Nebulas IV™)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstellations\u003c\/td\u003e\n\u003ctd\u003eBDS, GPS, GLONASS, Galileo, QZSS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage type\u003c\/td\u003e\n\u003ctd\u003eSurface Mount Device (SMD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e16 mm × 21 mm × 2.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMaster Antenna Frequencies\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eConstellation\u003c\/th\u003e\n\u003cth\u003eFrequencies \/ Signals\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBDS\u003c\/td\u003e\n\u003ctd\u003eB1I, B2I, B3I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPS\u003c\/td\u003e\n\u003ctd\u003eL1C\/A, L2P(Y)\/L2C, L5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLONASS\u003c\/td\u003e\n\u003ctd\u003eG1, G2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGalileo\u003c\/td\u003e\n\u003ctd\u003eE1, E5a, E5b\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQZSS\u003c\/td\u003e\n\u003ctd\u003eL1, L2, L5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSlave Antenna Frequencies (Heading)\u003c\/h3\u003e\n\u003ctable style=\"width: 99.9859%; height: 117.614px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"width: 37.8257%; height: 19.6023px;\"\u003eConstellation\u003c\/th\u003e\n\u003cth style=\"width: 59.8422%; height: 19.6023px;\"\u003eFrequencies \/ Signals\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.8257%; height: 19.6023px;\"\u003eBDS\u003c\/td\u003e\n\u003ctd style=\"width: 59.8422%; height: 19.6023px;\"\u003eB1I, B2I, B3I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.8257%; height: 19.6023px;\"\u003eGPS\u003c\/td\u003e\n\u003ctd style=\"width: 59.8422%; height: 19.6023px;\"\u003eL1C\/A, L2C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.8257%; height: 19.6023px;\"\u003eGLONASS\u003c\/td\u003e\n\u003ctd style=\"width: 59.8422%; height: 19.6023px;\"\u003eG1, G2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.8257%; height: 19.6023px;\"\u003eGalileo\u003c\/td\u003e\n\u003ctd style=\"width: 59.8422%; height: 19.6023px;\"\u003eE1, E5b\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 37.8257%; height: 19.6023px;\"\u003eQZSS\u003c\/td\u003e\n\u003ctd style=\"width: 59.8422%; height: 19.6023px;\"\u003eL1, L2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInterfaces\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eInterface\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUART\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI²C\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSPI\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAN\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSpecial Features\u003c\/h3\u003e\n\u003ctable style=\"width: 99.9859%; height: 78.4092px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003cth style=\"width: 24.2883%; height: 19.6023px;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"width: 73.3795%; height: 19.6023px;\"\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 24.2883%; height: 19.6023px;\"\u003eDual‑RTK engine\u003c\/td\u003e\n\u003ctd style=\"width: 73.3795%; height: 19.6023px;\"\u003eEnhanced RTK fix reliability and faster convergence\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 24.2883%; height: 19.6023px;\"\u003ePPP services\u003c\/td\u003e\n\u003ctd style=\"width: 73.3795%; height: 19.6023px;\"\u003eE6‑HAS, B2b‑PPP, QZSS L6 (MADOCA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6023px;\"\u003e\n\u003ctd style=\"width: 24.2883%; height: 19.6023px;\"\u003eRTCM input\u003c\/td\u003e\n\u003ctd style=\"width: 73.3795%; height: 19.6023px;\"\u003eAdaptive recognition of RTCM data format\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFor complete signal group details and command references, consult the\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eUnicore Reference Commands Manual for N4 High Precision Products V2\u003c\/em\u003e.\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/ScreenShot_2026-04-08_181723_502.png?v=1775643520\" alt=\"\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/ScreenShot_2026-04-08_181739_161.png?v=1775643521\" alt=\"\"\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/ScreenShot_2026-04-08_181732_164.png?v=1775643520\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/ScreenShot_2026-04-08_181752_077.png?v=1775643520\" alt=\"\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"YanTechLab","offers":[{"title":"Default Title","offer_id":47700738048165,"sku":null,"price":89.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/7367\/9781\/files\/ScreenShot_2026-03-12_203630_806.png?v=1775643279","url":"https:\/\/yantechlab.com\/ru\/products\/um982-gnss-rtk-module-with-base-board-high-precision-centimeter-level-positioning","provider":"YanTechLab","version":"1.0","type":"link"}