{"product_id":"radiomaster-xr4-receiver","title":"XR4 Gemini Xrossband 雙頻 ExpressLRS 接收器","description":"\u003ch2\u003e概述\u003c\/h2\u003e\u003cp\u003eRadioMaster XR4 Gemini Xrossband 是一款真正的多樣性、雙頻 ExpressLRS 接收器，設計用於 2.4GHz 和 Sub-G 900MHz 操作，包括 Gemini 和 Gemini Xrossband (Gem-X) 模式。它使用雙 Semtech LR1121 收發器，並包括兩個雙頻 T 風格天線以支持 Xrossband 兼容性。\u003c\/p\u003e\u003cp\u003eGemini-X 將每個 RF 連接器分配給特定頻段 (ANT2\/2.4G 和 ANT1\/Sub-G)，使每個頻段都能使用調整過的天線。XR4 還提供額外的 UART 以便未來擴展，並支持通過 WebUI 的 Wi-Fi 基於固件\/配置。\u003c\/p\u003e\u003ch2\u003e主要特點\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e真正的多樣性 \u0026amp; 雙頻設計\u003c\/li\u003e\n\u003cli\u003e支持 ExpressLRS Gemini Xrossband (Gem-X)\u003c\/li\u003e\n\u003cli\u003e與 ExpressLRS 2 兼容。4GHz, Sub-G 900MHz, Gemini \u0026amp; Gemini Xrossband (Gem-X)\u003c\/li\u003e\n\u003cli\u003eESP32D4 高性能 MCU\u003c\/li\u003e\n\u003cli\u003e2 x Semtech LR1121 收發器\u003c\/li\u003e\n\u003cli\u003e次級 UART 端口以實現高級功能 \/ 未來擴展\u003c\/li\u003e\n\u003cli\u003e凹槽焊盤以便於焊接\u003c\/li\u003e\n\u003cli\u003e包含雙頻 T 風格天線\u003c\/li\u003e\n\u003cli\u003e顯示與現有的 RadioMaster ExpressLRS 無線電和模組兼容\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eGemini \/ Xrossband 天線映射\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGemini 2.4GHz: Ant 1 = 2.4GHz; Ant 2 = 2.4GHz\u003c\/li\u003e\n\u003cli\u003eGemini SubG: Ant 1 = 868\/915MHz; Ant 2 = 868\/915MHz\u003c\/li\u003e\n\u003cli\u003eGemini Xrossband (Gem-X): Ant 1 = 868\/915MHz; Ant 2 = 2.4GHz\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e規格\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e項目\u003c\/td\u003e\n\u003ctd\u003eXR4 ExpressLRS Xrossband 接收器 (XR4 Gemini Xrossband 雙頻接收器)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMCU\u003c\/td\u003e\n\u003ctd\u003eESP32D4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF 芯片\u003c\/td\u003e\n\u003ctd\u003eSemtech LR1121 x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRF 連接器\u003c\/td\u003e\n\u003ctd\u003eIPEX-1 x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e天線\u003c\/td\u003e\n\u003ctd\u003e雙頻 T 天線 x 2 (包含)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e頻率範圍\u003c\/td\u003e\n\u003ctd\u003e2.4GHz \/ Sub-G 900MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e遙測功率\u003c\/td\u003e\n\u003ctd\u003e100mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e最大接收刷新率\u003c\/td\u003e\n\u003ctd\u003eDK500Hz \/ K1000Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e最小接收刷新率\u003c\/td\u003e\n\u003ctd\u003e50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e工作電壓\u003c\/td\u003e\n\u003ctd\u003eDC 4.5 - 8.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e重量\u003c\/td\u003e\n\u003ctd\u003e1.7克（不含天線）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e尺寸\u003c\/td\u003e\n\u003ctd\u003e22毫米 * 18毫米 * 4毫米\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e固件版本\u003c\/td\u003e\n\u003ctd\u003e預裝 ExpressLRS v3.5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFW 目標\u003c\/td\u003e\n\u003ctd\u003eRadioMaster XR4 2.4\/900 Gemini RX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e總線接口 1\u003c\/td\u003e\n\u003ctd\u003eCRSF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e總線接口 2\u003c\/td\u003e\n\u003ctd\u003eUART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003e包含內容\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 x XR4 Gemini Xrossband 雙頻接收器\u003c\/li\u003e\n\u003cli\u003e2 x 雙頻 T-天線\u003c\/li\u003e\n\u003cli\u003e1 x CRSF 線\u003c\/li\u003e\n\u003cli\u003e3 x 收縮管\u003c\/li\u003e\n\u003cli\u003e1 x 手冊卡\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e如有產品問題、接線幫助或售後支持，請聯繫 support@rcdrone.top or 訪問 https:\/\/rcdrone.top\/. \u003c\/p\u003e\u003ch2 id=\"details\"\u003e詳情\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver.jpg?v=1781142254\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_1b4647da-7c67-4bd4-bb52-f9742b81ec83.jpg?v=1781142259\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_04b18d28-60ae-4fbd-8058-5dc19dc78d3a.jpg?v=1781142265\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_8ef25d4a-4270-45d2-8cf1-d6292adc4fa0.jpg?v=1781142271\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_f85c6bff-6480-4d71-8afc-8afc689a2b60.jpg?v=1781142276\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_8d5c4b32-5bf7-4dee-b1c5-191de7e06cc9.jpg?v=1781142281\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_bb75612b-7495-4abd-bc65-188dc1fde01b.jpg?v=1781142287\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_9b62469e-8b7b-41f7-9f24-a7c389cb0b35.jpg?v=1781142293\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_5b9ee3d6-b1b3-497b-98dd-863e451cfc0e.jpg?v=1781142299\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver.png?v=1781142305\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_82b17c5b-7131-4b29-a720-c6c031fc28bc.jpg?v=1781142310\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_f3b6da2f-7730-44ce-9225-45715fc47a60.jpg?v=1781142316\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\u003cimg src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/XR4-Gemini-Xrossband-Dual-Band-ExpressLRS-Receiver_5697b50a-a556-4652-89ae-5ded03e74d6c.jpg?v=1781142321\" loading=\"lazy\" alt=\"XR4 Gemini Xrossband Dual-Band ExpressLRS Receiver\"\u003e\n\u003c\/div\u003e","brand":"RadioMaster","offers":[{"title":"FCC","offer_id":52974286995680,"sku":"HP0157.XR4-1","price":53.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/XR4.jpg?v=1780613627","url":"https:\/\/rcdrone.top\/zh\/products\/radiomaster-xr4-receiver","provider":"RCDrone","version":"1.0","type":"link"}