{"product_id":"beitian-bt-564-antenna","title":"Beitian BT-564 Foldable Quadrifilar Helical GNSS Antenna SMA-J for RTK UAV Navigation (L1\/L2\/L5)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eBeitian BT-564 is a foldable quadrifilar helical \u003cstrong\u003eGNSS antenna\u003c\/strong\u003e with an SMA-J connector, designed for RTK\/UAV navigation and other GNSS positioning receivers that need stable multi-constellation signal reception in a compact form factor. It supports GPS, BDS, GLONASS, GALILEO, SBAS, QZSS, and IRNSS signal bands and provides 360° horizontal coverage.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFoldable design (up to 90°) to reduce volume\u003c\/li\u003e\n\u003cli\u003eMulti-system, multi-band reception: GPS L1\/L2\/L5; BDS B1\/B2\/B3; GLONASS L1\/L2\/L3; GALILEO E1\/E5a\/E5b\/E6; SBAS L1\/L5; QZSS L1\/L2\/L5\/L6; IRNSS L5\u003c\/li\u003e\n\u003cli\u003e360° horizontal coverage angle\u003c\/li\u003e\n\u003cli\u003eRight-hand circular polarization\u003c\/li\u003e\n\u003cli\u003eLow power consumption: operating current \u0026lt;50 mA (3.3–12.0 V)\u003c\/li\u003e\n\u003cli\u003eCompact and lightweight: antenna weight ≤28 g\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBT-564\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupported bands \/ systems\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGPS L1\/L2\/L5; BDS B1\/B2\/B3; GLONASS L1\/L2\/L3; GALILEO E1\/E5a\/E5b\/E6; SBAS L1\/L5; QZSS L1\/L2\/L5\/L6; IRNSS L5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSMA-J\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePolarization\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRight-hand circular polarization\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHorizontal coverage angle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e360°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAntenna gain (dBi)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLNA gain (dB)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e33 ± 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNoise figure (dB)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAntenna AR (dB)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVSWR\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput VSWR\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput VSWR\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePort impedance (ohm)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhase center error (mm)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIn-band flatness (dB)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifferential propagation delay (ns)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating voltage (V)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.3–12.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating current (mA)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAntenna size (mm)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eΦ27.3 × 107.24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (before folding)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eΦ27.3 mm × 107.24 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (after folding)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e88 mm (height) × 39.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAntenna weight (g)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating temperature (°C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 to +80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage temperature (°C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-55 to +80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnspecified tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.5\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-564 antenna × 1\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUAV\/drone RTK and GNSS navigation\u003c\/li\u003e\n\u003cli\u003eSmall RTK equipment\u003c\/li\u003e\n\u003cli\u003eHandheld terminal equipment\u003c\/li\u003e\n\u003cli\u003eRTK receivers and positioning systems requiring multi-band GNSS reception\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor model selection (BT-564 or BT-564L5) and integration assistance, contact support at \u003ca href=\"https:\/\/rcdrone.top\/\"\u003ehttps:\/\/rcdrone.top\/\u003c\/a\u003e or support@rcdrone.top.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Beitian BT-564 foldable quadrifilar helical GNSS antenna with SMA-J connector and key specifications\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS.png?v=1783594982\"\u003e\u003cp\u003eInsert the BT-564 foldable quadrifilar helical antenna for stable multi-band GNSS\/RTK reception in a compact form factor.\u003c\/p\u003e\n\u003cimg alt=\"BT-564 GNSS antenna specification table with supported GPS\/BDS\/GLONASS\/Galileo bands and electrical parameters\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_27d1b74f-9976-4e8c-af76-9962231122f1.png?v=1783594991\"\u003e\u003cp\u003eMulti-constellation, multi-band support helps maintain reliable positioning across GPS, BDS, GLONASS, Galileo and more.\u003c\/p\u003e\n\u003cimg alt=\"Common GNSS issues infographic: single-band limits, poor accuracy, route drift, weak signal, and product quality concerns\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_7752f58b-44fa-4abf-b580-04d28fe22a96.png?v=1783595000\"\u003e\u003cp\u003eDesigned for projects that need consistent positioning accuracy without the typical pitfalls of single-frequency reception.\u003c\/p\u003e\n\u003cimg alt=\"BT-564 feature infographic highlighting 360° coverage, foldable design, stable reception and multi-purpose applications\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_d4b9eecb-601f-40a2-97e1-5cb2393f6a0f.png?v=1783595010\"\u003e\u003cp\u003e360° horizontal coverage and right-hand circular polarization support stable signal tracking in UAV and RTK workflows.\u003c\/p\u003e\n\u003cimg alt=\"Foldable antenna angle graphic showing BT-564 bending up to 90° to reduce volume for storage and transport\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_bb9417fe-7737-4578-ab3f-0be6cc206c9e.png?v=1783595018\"\u003e\u003cp\u003eThe antenna body folds up to 90° to reduce overall volume when packing small UAV or handheld kits.\u003c\/p\u003e\n\u003cimg alt=\"Lightweight GNSS antenna graphic emphasizing compact size and stable reception with 33±2 dB LNA gain\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_d78b0f93-466b-487e-826e-5ea46f699ae7.png?v=1783595033\"\u003e\u003cp\u003eLow power draw and a built-in LNA support strong reception while keeping overall weight minimal for mobile platforms.\u003c\/p\u003e\n\u003cimg alt=\"BT-564 close-up with callouts for SMA-J connector, antenna housing and fold joint plus before\/after folding dimensions\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_0f55610e-08d9-4283-ae8b-fc6fa40249c1.png?v=1783595043\"\u003e\u003cp\u003eClearance-friendly dimensions before and after folding make integration easier on tight airframes and compact enclosures.\u003c\/p\u003e\n\u003cimg alt=\"Comparison chart contrasting four-star full-range GNSS antenna features vs single-frequency antennas on the market\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_b8716ef6-ac81-4812-aeba-2c844b007809.png?v=1783595051\"\u003e\u003cp\u003eChoose a multi-band design for better satellite coverage and fewer positioning interruptions in demanding environments.\u003c\/p\u003e\n\u003cimg alt=\"Product display collage of the BT-564 GNSS antenna in multiple angles for navigation use cases\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_dcf8d536-e01f-4b2e-8622-dcb1a83fbc6b.png?v=1783595060\"\u003e\u003cimg alt=\"Application scenarios and package contents: UAV\/drone, RTK receiver, handheld devices, industrial tablet, BT-564 x1\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Beitian-RTK-UAV-Navigation-Foldable-Quadrifilar-Helical-GNSS_0004c98b-0aa6-438c-aba4-b8bab44bfd8b.png?v=1783595070\"\u003e\u003cp\u003eOne BT-564 antenna is included, suitable for drones, RTK receivers, and compact GNSS-enabled devices.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Beitian","offers":[{"title":"BT-564","offer_id":53340958556384,"sku":"BT-564-1","price":73.14,"currency_code":"USD","in_stock":true},{"title":"BT-564L5","offer_id":53340958589152,"sku":"BT-564-2","price":75.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/1._-E_f4527ac7-7213-4bbf-87bd-123fe7657689.png?v=1783567996","url":"https:\/\/rcdrone.top\/de\/products\/beitian-bt-564-antenna","provider":"RCDrone","version":"1.0","type":"link"}