HolyBro SiK Telemetry Radio V3- 500mW

Holybro Sik Telemetry Radio V3 915MhzHolybro Sik Telemetry Radio V3 is a small, light and inexpensive open source radio platform that typically allows ranges of better than 300m “out of the box” (the range can be extended to several kilometres with the use of a patch antenna on the ground). This radio is plug-n-play all Pixhawk Standard and other Flight Controller, providing the easiest ways to setup a telemetry connection between your Autopilot and a ground station. It uses open source firmware which has been specially designed to work well with MAVLink packets and to be integrated with the Mission Planner, Ardupilot, QGroundControl, PX4 Autopilot. The radios can be either 915Mhz or 433Mhz and you should purchase the model which is appropriate for your country/region.FeaturesOpen-source SIK firmwarePlug-n-play for Pixhawk Standard Flight ControllersEasiest way to connect your Autopilot and Ground StationInterchangeable air and ground radioMicro-USB port (Type-C Adapter Cable Included)6-position JST-GH connectorSpecification100 mW maximum output power (adjustable) -117 dBm receive sensitivityRP-SMA connector2-way full-duplex communication through adaptive TDM UART interfaceTransparent serial linkMAVLink protocol framingFrequency Hopping Spread Spectrum (FHSS) Configurable duty cycleError correction corrects up to 25% of bit errors Open-source SIK firmwareConfigurable through Mission Planner & APM PlannerFT230X/FT231 is a USB to BASIC UART ICDimensions28 x 53 x 10.7mm (without antenna)Electrical DataSupply voltage: 5V DC (from USB or JST-GH)Transmit current: 100 mA at 20dBmReceive current: 25 mASerial interface: 3.3 V UARTFCC IDENTIFIER2AP22-HT03-V3Package IncludedRadio modules with antennas *2 Micro-USB to USB-A cable *1 Micro-USB to Micro-USB OTG adapter cable *1 Micro USB to Type C Adapter JST-GH-6P to JST-GH-6P cable *1 (for Pixhawk Standard FC) JST-GH-6P to Molex DF13 6P (for Pix32, Pixhawk 2.4.6, etc.)Manual:Telemetry-Radio-V3-Quick-Start-GuideSome Tips:https://ardupilot.org/copter/docs/common-configuring-a-telemetry-radio-using-mission-planner.html other Telemetry links