{"product_id":"beitian-bt-7112-antenna","title":"Beitian BT-7112 RTK GNSS Multi-Frequency Antenna for Vehicles\/Agriculture, TNC-K, IP67","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eBeitian BT-7112 is an RTK GNSS multi-frequency antenna designed to simultaneously receive GPS, GLONASS, Galileo, and BDS (BeiDou) signals. It is positioned as a four-system, multi-band antenna for high-precision surveying\/mapping and other applications requiring stable signal reception.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMulti-constellation, multi-band reception: GPS L1\/L2, GLONASS G1\/G2, GALILEO E1\/E5b, BDS B1\/B2\/B3.\u003c\/li\u003e\n\u003cli\u003ePolarization: RHCP; horizontal coverage: 360°.\u003c\/li\u003e\n\u003cli\u003eMulti-feed point design to improve phase center and geometric center coincidence and reduce measurement error.\u003c\/li\u003e\n\u003cli\u003eLightning protection design inside the antenna (as described in the product material).\u003c\/li\u003e\n\u003cli\u003eHigh LNA gain: 38±2 dB; low noise figure: ≤2.0 dB.\u003c\/li\u003e\n\u003cli\u003eIP67 ingress protection for outdoor deployment.\u003c\/li\u003e\n\u003cli\u003eMechanical design includes four product fixing screw holes and silicone seals (as described in the product material).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBT-7112\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported bands (working mode)\u003c\/td\u003e\n\u003ctd\u003eGPS L1\/L2; GLONASS G1\/G2; GALILEO E1\/E5b; BDS B1\/B2\/B3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eTNC-K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e119.4mm*75.9mm*21mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e265g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIngress protection\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput impedance\u003c\/td\u003e\n\u003ctd\u003e50Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput VSWR\u003c\/td\u003e\n\u003ctd\u003e≤2 (also listed as ≤2.0)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput VSWR\u003c\/td\u003e\n\u003ctd\u003e≤2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolarization\u003c\/td\u003e\n\u003ctd\u003eRHCP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorizontal coverage\u003c\/td\u003e\n\u003ctd\u003e360°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxial ratio at zenith\u003c\/td\u003e\n\u003ctd\u003e≤3.0dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase center accuracy\u003c\/td\u003e\n\u003ctd\u003e≤3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-45°C~+70°C (also listed as -40°C~+70°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature\u003c\/td\u003e\n\u003ctd\u003e-55°C~+85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003ePassive Antenna (Gain at Zenith)\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPS L1\u003c\/td\u003e\n\u003ctd\u003e≥3.5dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPS L2\u003c\/td\u003e\n\u003ctd\u003e≥3dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLONASS G1\u003c\/td\u003e\n\u003ctd\u003e≥3dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGLONASS G2\u003c\/td\u003e\n\u003ctd\u003e≥3dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBDS B1\u003c\/td\u003e\n\u003ctd\u003e≥3.5dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBDS B2\u003c\/td\u003e\n\u003ctd\u003e≥3dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBDS B3\u003c\/td\u003e\n\u003ctd\u003e≥2.5dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGALILEO E1\u003c\/td\u003e\n\u003ctd\u003e≥2.0dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGALILEO E5b\u003c\/td\u003e\n\u003ctd\u003e≥2.0dBi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eLow Noise Amplifier (LNA)\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGain\u003c\/td\u003e\n\u003ctd\u003e(38±2)dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise figure\u003c\/td\u003e\n\u003ctd\u003e≤2.0dB (also listed as ≤2 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput VSWR\u003c\/td\u003e\n\u003ctd\u003e≤2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput VSWR\u003c\/td\u003e\n\u003ctd\u003e≤2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelay of differential transmission\u003c\/td\u003e\n\u003ctd\u003e≤5ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply voltage\u003c\/td\u003e\n\u003ctd\u003e3.6V - 5.5V (one product panel also states working voltage: 3.3-5.5V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply current\u003c\/td\u003e\n\u003ctd\u003e≤50mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eBT-7112 antenna x1\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrecision agriculture\u003c\/li\u003e\n\u003cli\u003eAeronautical equipment\u003c\/li\u003e\n\u003cli\u003eIntelligent driving\u003c\/li\u003e\n\u003cli\u003eRoad construction\u003c\/li\u003e\n\u003cli\u003eMarine monitoring survey\u003c\/li\u003e\n\u003cli\u003eContainer operations\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor pre-sales questions or integration support (connector, mounting, and system matching), contact support at https:\/\/rcdrone.top\/ or support@rcdrone.top.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Beitian BT-7112 RTK GNSS multi-frequency antenna overview with key specs and TNC-K connector\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency.png?v=1783586269\"\u003e\u003cp\u003eBuilt for RTK positioning, BT-7112 supports GPS, GLONASS, Galileo, and BDS multi-band reception in a compact, rugged housing.\u003c\/p\u003e\n\u003cimg alt=\"BT-7112 supplier advantages panel highlighting technical support, customization, R\u0026amp;D team, and stable production\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_54fd313d-bbe4-4b0f-b431-4b6cb13e4164.png?v=1783586279\"\u003e\u003cp\u003eIntegration help is available for connector selection, mounting, and system matching for survey, mapping, and machine control setups.\u003c\/p\u003e\n\u003cimg alt=\"BT-7112 specifications table with mechanical drawing, dimensions, weight, IP67 rating, and frequency bands\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_e9d7199a-9372-4020-bdb3-0071991be72f.png?v=1783586288\"\u003e\u003cp\u003eCore specifications and dimensional drawings make it easy to confirm fit and performance requirements before installation.\u003c\/p\u003e\n\u003cimg alt=\"GNSS signal reception issues infographic plus BT-7112 benefits: multi-band signals, quality materials, stable reception\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_cdf7c6b3-df05-48f0-acf4-c2cbd921c99c.png?v=1783586298\"\u003e\u003cp\u003eMulti-constellation, multi-band reception helps keep positioning stable in demanding environments and long deployments.\u003c\/p\u003e\n\u003cimg alt=\"Multi-constellation reception graphic for GPS, GLONASS, Galileo, and BDS plus high-quality material pellets\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_0300464b-5d5a-4288-abe8-e5e11d192eee.png?v=1783586309\"\u003e\u003cp\u003eSimultaneous reception across four constellations supports higher availability, while durable materials help protect outdoor performance.\u003c\/p\u003e\n\u003cimg alt=\"Weatherproof and lightning protection panel plus operating voltage range 3.6–5.5V (working 3.3–5.5V)\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_790039af-97b7-4750-8ace-063e78c44d7c.png?v=1783586318\"\u003e\u003cp\u003eA wide supply-voltage range and built-in lightning protection support reliable operation in harsh outdoor conditions.\u003c\/p\u003e\n\u003cimg alt=\"LNA gain 38±2 dB feature panel and product dimension diagram 119.4×75.9×21 mm\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_1fc1b1d5-368c-4e15-9c1e-e14c1b95d372.png?v=1783586328\"\u003e\u003cp\u003eHigh LNA gain and a low-profile form factor suit vehicle, UAV, and fixed-station RTK installations.\u003c\/p\u003e\n\u003cimg alt=\"TNC-K connector close-up with silicone seal and fixing screw holes for secure mounting and water resistance\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_89053ff6-2cfb-4e1a-bb14-e08f9eccfeeb.png?v=1783586337\"\u003e\u003cp\u003eTNC-K connectivity, silicone sealing, and four fixing screw holes simplify mounting while maintaining ingress protection.\u003c\/p\u003e\n\u003cimg alt=\"Comparison chart contrasting ‘our antennas’ vs market antennas, highlighting multi-frequency and support\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_945ea1e3-94d7-4ca4-b460-ec731e7dbfee.png?v=1783586347\"\u003e\u003cp\u003eDesigned for multi-frequency RTK workflows, with support options for customized projects and after-sales service.\u003c\/p\u003e\n\u003cimg alt=\"Beitian BT-7112 RTK GNSS multi-frequency antenna product display showing top and side views\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_bbfa77ad-a208-482f-9e43-497f5fadb1e3.png?v=1783586356\"\u003e\u003cp\u003eThe low-profile enclosure is easy to integrate on equipment roofs, poles, and platforms where space is limited.\u003c\/p\u003e\n\u003cimg alt=\"Application scenarios for BT-7112 antenna: precision agriculture, aeronautical, intelligent driving, marine, construction\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-Aviation-GNSS-Constellations-RTK-Multi-Frequency_6e3b5fa8-ae75-4c69-aa91-24b6fb1d65c7.png?v=1783586366\"\u003e\u003cp\u003eCommon uses include precision agriculture, road construction, marine monitoring survey, and container operations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Beitian","offers":[{"title":"Default Title","offer_id":53341049913568,"sku":"BT-7112-1","price":275.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/1._-E_4ca00052-2477-424d-87f2-a50f8c05c57a.png?v=1783582330","url":"https:\/\/rcdrone.top\/ko\/products\/beitian-bt-7112-antenna","provider":"RCDrone","version":"1.0","type":"link"}