Overview: 

The compact, budget-friendly Holybro SiK Telemetry Radio V3 is a versatile open source platform capable of achieving ranges of up to 300m out of the box.

For longer distances, a patch antenna can be added to the ground station for several kilometers of coverage. This radio is compatible with a variety of flight controllers and offers an easy plug-n-play setup for establishing a reliable telemetry connection between your Autopilot and a ground station.

It's open source firmware is specifically designed for compatibility with MAVLink packets and can easily integrate with popular flight management software such as Mission Planner, Ardupilot, QGroundControl, and PX4 Autopilot. Choose between the 915Mhz or 433Mhz model based on your country's regulations.

Features:

• • Open-source SIK firmware
• • Plug-n-play for Pixhawk Standard Flight Controllers
• • Easiest way to connect your Autopilot and Ground Station
• • Interchangeable air and ground radio
• • Micro-USB port (Type-C Adapter Cable Included)
• • 6-position JST-GH connector

Specification:

• • 100mW/500mW maximum output power (adjustable) -117 dBm receive sensitivity
• • RP-SMA connector
• • 2-way full-duplex communication through adaptive TDM UART interface
• • Transparent serial link
• • MAVLink protocol framing
• • Frequency Hopping Spread Spectrum (FHSS) Configurable duty cycle
• • Error correction corrects up to 25% of bit errors Open-source SIK firmware
• • Configurable through Mission Planner & APM Planner
• • FT230X/FT231 is a USB to BASIC UART IC

Dimensions:

• • 28 x 53 x 10.7mm (without antenna)
  

Electrical Data:

• • Supply voltage: 5V DC (from USB or JST-GH)
• • Transmit current: 100 mA at 20dBm
• • Receive current: 25 mA
• • Serial interface: 3.3 V UART

Weight: 

• • 13.6g without antenna
• • 7.4g for 433MHz antenna
• • 9.5g for 915MHz antenna