{"product_id":"rfdesign-rfd-868x-ultra-long-range-radio-modem-bundle-868mhz-1w-telemetry-radio-matched-pair-for-uav-drone-mavlink-sik","title":"3DR RFDesign RFD 868x Ultra Long Range Radio Modem Bundle 868MHz 1W Telemetry Radio Matched Pair for UAV Drone MAVLink SiK","description":"\u003ch2 data-section-id=\"rzkdgm\" data-start=\"134\" data-end=\"145\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"147\" data-end=\"938\"\u003eThe \u003cstrong data-start=\"151\" data-end=\"208\"\u003eRFDesign RFD 868x Ultra Long Range Radio Modem Bundle\u003c\/strong\u003e is a professional \u003cstrong data-start=\"227\" data-end=\"257\"\u003e868MHz telemetry radio set\u003c\/strong\u003e built for UAV, drone, robotics, and long-range data link applications. Designed as a matched pair, this bundle includes \u003cstrong data-start=\"378\" data-end=\"406\"\u003e2 x RFD868x radio modems\u003c\/strong\u003e for use as an air unit and ground unit, delivering a reliable \u003cstrong data-start=\"469\" data-end=\"505\"\u003elong-range serial telemetry link\u003c\/strong\u003e with support for \u003cstrong data-start=\"523\" data-end=\"534\"\u003eMAVLink\u003c\/strong\u003e, \u003cstrong data-start=\"536\" data-end=\"552\"\u003eSiK firmware\u003c\/strong\u003e, \u003cstrong data-start=\"554\" data-end=\"581\"\u003eRC PPM\/SBUS passthrough\u003c\/strong\u003e, and \u003cstrong data-start=\"587\" data-end=\"626\"\u003eAES hardware-accelerated encryption\u003c\/strong\u003e. With \u003cstrong data-start=\"633\" data-end=\"660\"\u003eup to 1W transmit power\u003c\/strong\u003e, \u003cstrong data-start=\"662\" data-end=\"716\"\u003edual RP-SMA antenna ports with diversity switching\u003c\/strong\u003e, selectable \u003cstrong data-start=\"729\" data-end=\"763\"\u003eair data rates up to 500kbit\/s\u003c\/strong\u003e, and robust \u003cstrong data-start=\"776\" data-end=\"797\"\u003eESD-protected I\/O\u003c\/strong\u003e, the RFD 868x is a strong solution for professional UAV telemetry, autopilot communication, and long-distance command-and-data transmission.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"940\" data-end=\"955\"\u003eKey Features\u003c\/h2\u003e\n\u003ch3 data-section-id=\"141symj\" data-start=\"957\" data-end=\"999\"\u003eUltra Long Range 868MHz Telemetry Link\u003c\/h3\u003e\n\u003cp data-start=\"1001\" data-end=\"1390\"\u003eThe \u003cstrong data-start=\"1005\" data-end=\"1055\"\u003eRFDesign RFD 868x Ultra Long Range Radio Modem\u003c\/strong\u003e operates in the \u003cstrong data-start=\"1072\" data-end=\"1091\"\u003e868-869MHz band\u003c\/strong\u003e, making it suitable for regions where \u003cstrong data-start=\"1130\" data-end=\"1140\"\u003e868MHz\u003c\/strong\u003e is the legal long-range telemetry frequency. Under the right antenna setup and operating conditions, the system can achieve \u003cstrong data-start=\"1265\" data-end=\"1280\"\u003e40km+ range\u003c\/strong\u003e, making it ideal for fixed wing UAVs, industrial drones, robotics platforms, and advanced telemetry projects.\u003c\/p\u003e\n\u003ch3 data-section-id=\"14980a8\" data-start=\"1392\" data-end=\"1422\"\u003eHigh Power Output up to 1W\u003c\/h3\u003e\n\u003cp data-start=\"1424\" data-end=\"1676\"\u003eThis \u003cstrong data-start=\"1429\" data-end=\"1455\"\u003e868MHz telemetry radio\u003c\/strong\u003e supports \u003cstrong data-start=\"1465\" data-end=\"1524\"\u003eadjustable transmit power from 0 to 30dBm in 1dBm steps\u003c\/strong\u003e, with a maximum output of \u003cstrong data-start=\"1551\" data-end=\"1566\"\u003e1W (+30dBm)\u003c\/strong\u003e. This flexible power control helps users balance range, thermal performance, and local regulatory compliance.\u003c\/p\u003e\n\u003ch3 data-section-id=\"gts0f2\" data-start=\"1678\" data-end=\"1717\"\u003eFast Air Data Rates up to 500kbit\/s\u003c\/h3\u003e\n\u003cp data-start=\"1719\" data-end=\"2058\"\u003eCompared with older telemetry radios, the \u003cstrong data-start=\"1761\" data-end=\"1792\"\u003eRFD 868x radio modem bundle\u003c\/strong\u003e offers significantly improved bandwidth, with selectable \u003cstrong data-start=\"1850\" data-end=\"1897\"\u003eair data rates from 4kbit\/s up to 500kbit\/s\u003c\/strong\u003e. This helps support more responsive telemetry performance, cleaner data flow, and better integration with modern flight controllers and ground control stations.\u003c\/p\u003e\n\u003ch3 data-section-id=\"5s9ia4\" data-start=\"2060\" data-end=\"2093\"\u003eDual Antenna Diversity Design\u003c\/h3\u003e\n\u003cp data-start=\"2095\" data-end=\"2350\"\u003eEach modem features \u003cstrong data-start=\"2115\" data-end=\"2143\"\u003e2 x RP-SMA RF connectors\u003c\/strong\u003e with \u003cstrong data-start=\"2149\" data-end=\"2200\"\u003ereal-time automatic antenna diversity switching\u003c\/strong\u003e on a packet basis. This improves signal reliability in dynamic environments and helps maintain a stronger link quality for long-range UAV operations.\u003c\/p\u003e\n\u003ch3 data-section-id=\"129hruo\" data-start=\"2352\" data-end=\"2379\"\u003eAES Hardware Encryption\u003c\/h3\u003e\n\u003cp data-start=\"2381\" data-end=\"2573\"\u003eFor users who need secure telemetry, the \u003cstrong data-start=\"2422\" data-end=\"2443\"\u003eRFDesign RFD 868x\u003c\/strong\u003e supports \u003cstrong data-start=\"2453\" data-end=\"2492\"\u003eAES hardware-accelerated encryption\u003c\/strong\u003e, helping protect transmitted data in mission-critical or professional use cases.\u003c\/p\u003e\n\u003ch3 data-section-id=\"155a1cc\" data-start=\"2575\" data-end=\"2606\"\u003eRC PPM and SBUS Passthrough\u003c\/h3\u003e\n\u003cp data-start=\"2608\" data-end=\"2868\"\u003eThe modem supports \u003cstrong data-start=\"2627\" data-end=\"2681\"\u003eRC PPM passthrough with telemetry at the same time\u003c\/strong\u003e, allowing it to carry both control-related data and telemetry in one system. This makes the \u003cstrong data-start=\"2774\" data-end=\"2822\"\u003eRFD 868x Ultra Long Range Radio Modem Bundle\u003c\/strong\u003e useful for advanced UAV and autopilot setups.\u003c\/p\u003e\n\u003ch3 data-section-id=\"pkji4h\" data-start=\"2870\" data-end=\"2895\"\u003eRobust I\/O Protection\u003c\/h3\u003e\n\u003cp data-start=\"2897\" data-end=\"3163\"\u003eAll I\/O ports are \u003cstrong data-start=\"2915\" data-end=\"2951\"\u003efully ESD protected and filtered\u003c\/strong\u003e, improving durability and reliability in field environments. The modem also provides \u003cstrong data-start=\"3037\" data-end=\"3069\"\u003e6 general purpose GPIO ports\u003c\/strong\u003e that support \u003cstrong data-start=\"3083\" data-end=\"3118\"\u003edigital, ADC, and PWM functions\u003c\/strong\u003e, giving system integrators more flexibility.\u003c\/p\u003e\n\u003ch3 data-section-id=\"urgq9q\" data-start=\"3165\" data-end=\"3196\"\u003eOpen SiK Firmware Ecosystem\u003c\/h3\u003e\n\u003cp data-start=\"3198\" data-end=\"3558\"\u003eThe radio is based on \u003cstrong data-start=\"3220\" data-end=\"3251\"\u003ere-implemented SiK firmware\u003c\/strong\u003e for a \u003cstrong data-start=\"3258\" data-end=\"3282\"\u003e32-bit ARM processor\u003c\/strong\u003e, with support for field firmware upgrades and configuration through serial tools and AT commands. This makes the \u003cstrong data-start=\"3396\" data-end=\"3446\"\u003eRFDesign RFD 868x Ultra Long Range Radio Modem\u003c\/strong\u003e attractive for developers, UAV builders, and integrators who need a configurable long-range telemetry platform.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"3560\" data-end=\"3577\"\u003eSpecifications\u003c\/h2\u003e\n\u003ch3 data-section-id=\"kkpjeh\" data-start=\"3579\" data-end=\"3603\"\u003eRadio Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"3605\" data-end=\"4485\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"3605\" data-end=\"3629\"\u003e\n\u003ctr data-start=\"3605\" data-end=\"3629\"\u003e\n\u003cth data-start=\"3605\" data-end=\"3612\" data-col-size=\"sm\" class=\"\"\u003eItem\u003c\/th\u003e\n\u003cth data-start=\"3612\" data-end=\"3629\" data-col-size=\"md\" class=\"\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3640\" data-end=\"4485\"\u003e\n\u003ctr data-start=\"3640\" data-end=\"3712\"\u003e\n\u003ctd data-start=\"3640\" data-end=\"3655\" data-col-size=\"sm\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3655\" data-end=\"3712\"\u003eRFDesign RFD 868x Ultra Long Range Radio Modem Bundle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3713\" data-end=\"3746\"\u003e\n\u003ctd data-start=\"3713\" data-end=\"3731\" data-col-size=\"sm\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3731\" data-end=\"3746\"\u003e868-869 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3747\" data-end=\"3785\"\u003e\n\u003ctd data-start=\"3747\" data-end=\"3764\" data-col-size=\"sm\"\u003eTransmit Power\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3764\" data-end=\"3785\"\u003eUp to 1W (+30dBm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3786\" data-end=\"3833\"\u003e\n\u003ctd data-start=\"3786\" data-end=\"3805\" data-col-size=\"sm\"\u003ePower Adjustment\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3805\" data-end=\"3833\"\u003e0 to 30dBm in 1dBm steps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3834\" data-end=\"3914\"\u003e\n\u003ctd data-start=\"3834\" data-end=\"3851\" data-col-size=\"sm\"\u003eAir Data Rates\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3851\" data-end=\"3914\"\u003e4, 8, 16, 19, 24, 32, 48, 64, 96, 128, 192, 250, 500 kbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3915\" data-end=\"3951\"\u003e\n\u003ctd data-start=\"3915\" data-end=\"3939\" data-col-size=\"sm\"\u003eDefault Air Data Rate\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3939\" data-end=\"3951\"\u003e64kbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3952\" data-end=\"4024\"\u003e\n\u003ctd data-start=\"3952\" data-end=\"3970\" data-col-size=\"sm\"\u003eUART Data Rates\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3970\" data-end=\"4024\"\u003e9600, 19200, 38400, 57600, 115200, 400k, 921k baud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4025\" data-end=\"4071\"\u003e\n\u003ctd data-start=\"4025\" data-end=\"4048\" data-col-size=\"sm\"\u003eDefault UART Setting\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4048\" data-end=\"4071\"\u003e57600 baud, N, 8, 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4072\" data-end=\"4124\"\u003e\n\u003ctd data-start=\"4072\" data-end=\"4094\" data-col-size=\"sm\"\u003eReceive Sensitivity\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4094\" data-end=\"4124\"\u003e\u0026gt;121 dBm at low data rates\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4125\" data-end=\"4155\"\u003e\n\u003ctd data-start=\"4125\" data-end=\"4141\" data-col-size=\"sm\"\u003eRF Connectors\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4141\" data-end=\"4155\"\u003e2 x RP-SMA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4156\" data-end=\"4195\"\u003e\n\u003ctd data-start=\"4156\" data-end=\"4173\" data-col-size=\"sm\"\u003eAntenna System\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4173\" data-end=\"4195\"\u003eDiversity switched\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4196\" data-end=\"4237\"\u003e\n\u003ctd data-start=\"4196\" data-end=\"4209\" data-col-size=\"sm\"\u003eEncryption\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4209\" data-end=\"4237\"\u003eAES hardware accelerated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4238\" data-end=\"4299\"\u003e\n\u003ctd data-start=\"4238\" data-end=\"4249\" data-col-size=\"sm\"\u003eFirmware\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4249\" data-end=\"4299\"\u003eSiK point-to-point firmware, field upgradeable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4300\" data-end=\"4375\"\u003e\n\u003ctd data-start=\"4300\" data-end=\"4313\" data-col-size=\"sm\"\u003eNetworking\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4313\" data-end=\"4375\"\u003ePoint-to-point, multipoint support in software environment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4376\" data-end=\"4417\"\u003e\n\u003ctd data-start=\"4376\" data-end=\"4395\" data-col-size=\"sm\"\u003eProtocol Support\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4395\" data-end=\"4417\"\u003eMAVLink compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4418\" data-end=\"4485\"\u003e\n\u003ctd data-start=\"4418\" data-end=\"4431\" data-col-size=\"sm\"\u003eRC Support\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4431\" data-end=\"4485\"\u003ePPM \/ SBUS passthrough with simultaneous telemetry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 data-section-id=\"12ls5u0\" data-start=\"4487\" data-end=\"4530\"\u003eElectrical and Interface Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"4532\" data-end=\"4877\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"4532\" data-end=\"4556\"\u003e\n\u003ctr data-start=\"4532\" data-end=\"4556\"\u003e\n\u003cth data-start=\"4532\" data-end=\"4539\" data-col-size=\"sm\" class=\"\"\u003eItem\u003c\/th\u003e\n\u003cth data-start=\"4539\" data-end=\"4556\" data-col-size=\"sm\" class=\"\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"4567\" data-end=\"4877\"\u003e\n\u003ctr data-start=\"4567\" data-end=\"4613\"\u003e\n\u003ctd data-start=\"4567\" data-end=\"4586\" data-col-size=\"sm\"\u003eSerial Interface\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"4586\" data-end=\"4613\"\u003eLogic level TTL (+3.3V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4614\" data-end=\"4643\"\u003e\n\u003ctd data-start=\"4614\" data-end=\"4628\" data-col-size=\"sm\"\u003ePower Input\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"4628\" data-end=\"4643\"\u003e+5V nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4644\" data-end=\"4684\"\u003e\n\u003ctd data-start=\"4644\" data-end=\"4658\" data-col-size=\"sm\"\u003eInput Range\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"4658\" data-end=\"4684\"\u003e+3.5V min to +5.5V max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4685\" data-end=\"4743\"\u003e\n\u003ctd data-start=\"4685\" data-end=\"4700\" data-col-size=\"sm\"\u003ePeak Current\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"4700\" data-end=\"4743\"\u003eApprox. 800mA at maximum transmit power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4744\" data-end=\"4776\"\u003e\n\u003ctd data-start=\"4744\" data-end=\"4751\" data-col-size=\"sm\"\u003eGPIO\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"4751\" data-end=\"4776\"\u003e6 general purpose I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4777\" data-end=\"4823\"\u003e\n\u003ctd data-start=\"4777\" data-end=\"4794\" data-col-size=\"sm\"\u003eGPIO Functions\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"4794\" data-end=\"4823\"\u003eDigital, ADC, PWM capable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4824\" data-end=\"4877\"\u003e\n\u003ctd data-start=\"4824\" data-end=\"4841\" data-col-size=\"sm\"\u003eI\/O Protection\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"4841\" data-end=\"4877\"\u003eFully ESD protected and filtered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 data-section-id=\"1gqh9r7\" data-start=\"4879\" data-end=\"4908\"\u003eMechanical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"4910\" data-end=\"5143\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"4910\" data-end=\"4934\"\u003e\n\u003ctr data-start=\"4910\" data-end=\"4934\"\u003e\n\u003cth data-start=\"4910\" data-end=\"4917\" data-col-size=\"sm\" class=\"\"\u003eItem\u003c\/th\u003e\n\u003cth data-start=\"4917\" data-end=\"4934\" data-col-size=\"md\" class=\"\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"4945\" data-end=\"5143\"\u003e\n\u003ctr data-start=\"4945\" data-end=\"4973\"\u003e\n\u003ctd data-start=\"4945\" data-end=\"4952\" data-col-size=\"sm\"\u003eSize\u003c\/td\u003e\n\u003ctd data-start=\"4952\" data-end=\"4973\" data-col-size=\"md\"\u003e30 x 57 x 12.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4974\" data-end=\"4992\"\u003e\n\u003ctd data-start=\"4974\" data-end=\"4983\" data-col-size=\"sm\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4983\" data-end=\"4992\"\u003e14.5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4993\" data-end=\"5053\"\u003e\n\u003ctd data-start=\"4993\" data-end=\"5004\" data-col-size=\"sm\"\u003eMounting\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"5004\" data-end=\"5053\"\u003e3 x M2.5 screws, 3 x header pin solder points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5054\" data-end=\"5096\"\u003e\n\u003ctd data-start=\"5054\" data-end=\"5078\" data-col-size=\"sm\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"5078\" data-end=\"5096\"\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"5097\" data-end=\"5143\"\u003e\n\u003ctd data-start=\"5097\" data-end=\"5124\" data-col-size=\"sm\"\u003eTested Operational Range\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"5124\" data-end=\"5143\"\u003e-73°C to +123°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 data-section-id=\"e62fk9\" data-start=\"5145\" data-end=\"5180\"\u003eSoftware and Functional Features\u003c\/h2\u003e\n\u003cp data-start=\"5182\" data-end=\"5320\"\u003eThe \u003cstrong data-start=\"5186\" data-end=\"5243\"\u003eRFDesign RFD 868x Ultra Long Range Radio Modem Bundle\u003c\/strong\u003e is designed around an open and configurable software ecosystem. It supports:\u003c\/p\u003e\n\u003cul data-start=\"5322\" data-end=\"5723\"\u003e\n\u003cli data-section-id=\"e8gpam\" data-start=\"5322\" data-end=\"5364\"\u003eFrequency hopping spread spectrum (FHSS)\u003c\/li\u003e\n\u003cli data-section-id=\"dtpjku\" data-start=\"5365\" data-end=\"5395\"\u003eTransparent serial data link\u003c\/li\u003e\n\u003cli data-section-id=\"paj2yc\" data-start=\"5396\" data-end=\"5444\"\u003eMAVLink framing and telemetry status reporting\u003c\/li\u003e\n\u003cli data-section-id=\"uyzgd\" data-start=\"5445\" data-end=\"5504\"\u003eLocal and remote radio configuration via AT \/ RT commands\u003c\/li\u003e\n\u003cli data-section-id=\"12loyx1\" data-start=\"5505\" data-end=\"5559\"\u003eUser-selectable serial baud rates and air data rates\u003c\/li\u003e\n\u003cli data-section-id=\"zagb63\" data-start=\"5560\" data-end=\"5587\"\u003eError correction routines\u003c\/li\u003e\n\u003cli data-section-id=\"12a51wc\" data-start=\"5588\" data-end=\"5627\"\u003eReal-time antenna diversity switching\u003c\/li\u003e\n\u003cli data-section-id=\"1gv8ino\" data-start=\"5628\" data-end=\"5688\"\u003eAutomatic duty-cycle throttling based on radio temperature\u003c\/li\u003e\n\u003cli data-section-id=\"7dykge\" data-start=\"5689\" data-end=\"5723\"\u003eFirmware upgrade via serial port\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"5725\" data-end=\"5899\"\u003eThis makes the \u003cstrong data-start=\"5740\" data-end=\"5775\"\u003eRFD 868x 868MHz telemetry radio\u003c\/strong\u003e suitable for autopilot integration, custom embedded systems, ground control stations, robotics, and UAV telemetry networks.\u003c\/p\u003e\n\u003ch2 data-section-id=\"mu966k\" data-start=\"5901\" data-end=\"5916\"\u003eApplications\u003c\/h2\u003e\n\u003cp data-start=\"5918\" data-end=\"5989\"\u003eThe \u003cstrong data-start=\"5922\" data-end=\"5972\"\u003eRFDesign RFD 868x Ultra Long Range Radio Modem\u003c\/strong\u003e is suitable for:\u003c\/p\u003e\n\u003cul data-start=\"5991\" data-end=\"6280\"\u003e\n\u003cli data-section-id=\"1iczbg6\" data-start=\"5991\" data-end=\"6012\"\u003eUAV telemetry links\u003c\/li\u003e\n\u003cli data-section-id=\"8umvv5\" data-start=\"6013\" data-end=\"6046\"\u003eLong-range drone communications\u003c\/li\u003e\n\u003cli data-section-id=\"1xzilaa\" data-start=\"6047\" data-end=\"6083\"\u003eFixed wing drone telemetry systems\u003c\/li\u003e\n\u003cli data-section-id=\"9orez8\" data-start=\"6084\" data-end=\"6111\"\u003eMAVLink data transmission\u003c\/li\u003e\n\u003cli data-section-id=\"17aqf59\" data-start=\"6112\" data-end=\"6152\"\u003ePixhawk and autopilot telemetry setups\u003c\/li\u003e\n\u003cli data-section-id=\"1g38ytf\" data-start=\"6153\" data-end=\"6199\"\u003eRobotics and unmanned vehicle communications\u003c\/li\u003e\n\u003cli data-section-id=\"dvl264\" data-start=\"6200\" data-end=\"6234\"\u003eIndustrial wireless serial links\u003c\/li\u003e\n\u003cli data-section-id=\"1hf6ucg\" data-start=\"6235\" data-end=\"6280\"\u003eResearch and development telemetry projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"6hv2og\" data-start=\"6282\" data-end=\"6301\"\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e2 x RFD868x Radio Modems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 x Antenna, 868-900MHz Quarter wave monopole 2.1dBi\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 x Antenna, 868-900MHz Right Angle Quarter wave monopole 2.1dBi\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 x Antennas, 868-900MHz Half wave dipole 3dBi\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 x FTDI USB cable\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-section-id=\"9ghvog\" data-start=\"6750\" data-end=\"6768\"\u003eImportant Notes\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1mc1wxh\" data-start=\"6770\" data-end=\"6792\"\u003ePower Requirements\u003c\/h3\u003e\n\u003cp data-start=\"6794\" data-end=\"7088\"\u003eThe \u003cstrong data-start=\"6798\" data-end=\"6822\"\u003eRFD 868x radio modem\u003c\/strong\u003e requires \u003cstrong data-start=\"6832\" data-end=\"6852\"\u003e5-6V input power\u003c\/strong\u003e and may draw up to \u003cstrong data-start=\"6872\" data-end=\"6886\"\u003e800mA peak\u003c\/strong\u003e, especially at maximum transmit power. For drone installation, it is often recommended to power the modem from a dedicated regulated supply rather than directly from a flight controller telemetry port.\u003c\/p\u003e\n\u003ch3 data-section-id=\"k34kmu\" data-start=\"7090\" data-end=\"7107\"\u003eConfiguration\u003c\/h3\u003e\n\u003cp data-start=\"7109\" data-end=\"7293\"\u003eThe two modems are hardware-identical and can be configured as either \u003cstrong data-start=\"7179\" data-end=\"7191\"\u003eair unit\u003c\/strong\u003e or \u003cstrong data-start=\"7195\" data-end=\"7210\"\u003eground unit\u003c\/strong\u003e using configuration software such as \u003cstrong data-start=\"7248\" data-end=\"7261\"\u003eRFD Tools\u003c\/strong\u003e or compatible planner software.\u003c\/p\u003e\n\u003ch3 data-section-id=\"purqi0\" data-start=\"7295\" data-end=\"7312\"\u003eCompatibility\u003c\/h3\u003e\n\u003cp data-start=\"7314\" data-end=\"7527\"\u003eThis modem uses the newer \u003cstrong data-start=\"7340\" data-end=\"7369\"\u003e32-bit ARM-based platform\u003c\/strong\u003e and is \u003cstrong data-start=\"7377\" data-end=\"7424\"\u003enot compatible with older modem generations\u003c\/strong\u003e in a drop-in sense. Users should verify compatibility within their telemetry system before deployment.\u003c\/p\u003e\n\u003ch3 data-section-id=\"15cgiwz\" data-start=\"7529\" data-end=\"7554\"\u003eRegulatory Compliance\u003c\/h3\u003e\n\u003cp data-start=\"7556\" data-end=\"7718\"\u003eBecause this is a high-power \u003cstrong data-start=\"7585\" data-end=\"7611\"\u003e868MHz telemetry radio\u003c\/strong\u003e, users must ensure operation complies with local laws and spectrum regulations in their country or region.\u003c\/p\u003e","brand":"3DR","offers":[{"title":"Default Title","offer_id":51338875109600,"sku":"RFD-868x","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/rf-design-rfdesign-rfd-868x-radio-modem-bundle-p4241-13875_image.jpg?v=1775199936","url":"https:\/\/rcdrone.top\/products\/rfdesign-rfd-868x-ultra-long-range-radio-modem-bundle-868mhz-1w-telemetry-radio-matched-pair-for-uav-drone-mavlink-sik","provider":"RCDrone","version":"1.0","type":"link"}