















Holybro
SiK Telemetry Radio - 1W Long Range Edition
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Overview
This Holybro SiK Long Range Telemetry Radio is a small, light, and inexpensive open-source radio platform with an extended range compared to the standard model.
This radio is plug-and-play, ready for all Pixhawk Standard and other similar flight controllers, providig the easiest way to set up a telemetry connection between your controller and a ground station. It uses open-source firmware that has been specially designed to work well with MAVLink packets and to be integrated with the Mission Planner, Ardupilot, QGroundControl, and PX4.
FCC ID: 2BNF8-HT051WRF915
Features
- Open-source SIK firmware
- Plug-n-play for Pixhawk Standard Flight Controllers
- 1W maximum RF output
- The Easiest way to connect your controller and Ground Station
- Interchangeable air and ground radio
- 6-position JST-GH connector


Specifications
| Specification | SiK Telemetry Radio Long Range |
|---|---|
| Max RF Power | 30 dBm |
| Receive Sensitivity | -121 dBm @ 2 kbps RF Data Rate, -105 dBm @ 64 kbps RF Data Rate |
| Antenna Gain | 5 dBi |
| RF Data Rates | 2, 4, 8, 16, 32, 64 default, 96, 128, 192, 250 kbps |
| Serial Interface Data Rate | 1.2, 2.4, 4.8, 9.6, 19.2, 38.4, 57.6 default, 115.2 kbps |
| Frequency Band | 902 MHz - 928 MHz or 414 MHz - 460 MHz |
| Interference Immunity | Frequency Hopping Spread Spectrum, FHSS, configurable duty cycle |
| Address Options | Network ID: 0 - 255 |
| Channels | Up to 50 frequency hopping channels |
| Supported Network Topologies | Point-to-point |
| Configuration Method | Mission Planner or AT commands |
| Data Framing | Standard or MAVLink protocol framing |
| Error Correction | Corrects up to 25% of bit errors with open-source SiK firmware |
| Serial Data Connector & Interface | 6-pin JST-GH connector, 3.3V-TTL |
| USB | USB Type-C |
| SMA Connector | RP-SMA female |
| Power Connector | XT30 |
| Operating Temperature | -40°C to 85°C |
| Dimensions | 66.5 x 32 x 16.5 mm, without antenna |
| Weight | 67 g with antenna |
| Input Voltage, DC | 7 - 28 V |
- 2-way full-duplex communication through adaptive TDM UART interface
- Transparent serial link
- MAVLink protocol framing
- Built in FT230X/FT231 USB to BASIC UART conversion IC
Electrical Data
- Supply voltage: 7~28V DC via XT30
- Transmit current: 12V/400mA at 30 dBm
- Receive current: 12V/30mA
- Serial interface: 3.3 V UART
Pinout

Dimension

Package Included
-
Pair 1W
- 1W Radio modules with antennas *2
- High-gain omnidirectional antenna *2
- Male Type-C to male Type-C USB cable *1
- Male XT30 to female XT30 adapter cable *1
- Male XT30 to female XT60 adapter cable *1
- JST-GH-6P to JST-GH-6P cable *1 (for Pixhawk Standard FC)
-
Rubber damping grommet *3
Manual:
Telemetry-Radio-V3-Quick-Start-Guide
Some Tips:
https://ardupilot.org/copter/docs/common-configuring-a-telemetry-radio-using-mission-planner.html
