Radio telemetry allow your ground station computer to communicate with your vehicle (aircraft, quadrotor, ground robot) wirelessly, providing easy way for viewing real time -flight data, changing missions on the fly.
This radio telemetry is small size , light weight and have a communication range of more than 1 km. It is fully compatible with APM 2.5- 2.6 -2.8 Ardupilot and also it can be used with other flight controllers such as multiwii
The system provides a full-duplex link with open source firmware. Interface to the module is via standard 5V-tolerant TTL serial / FTDI USB serial.
Firmware upgrades and configuration are fully supported in the APM Mission Planner. Configuration is also possible through the 3DR Radio configuration and AT commands
Features
- Very small size
- Light weight (under 4 grams without antenna)
- Frequency: 433 MHz
- Receiver sensitivity to -117 dBm
- Transmit power up to 20dBm (100mW)
- Transparent serial link
- Air data rates up to 250kbps
- MAVLink protocol framing and status reporting
- Built-in error correcting code (can correct up to 25% data bit errors)
- Demonstrated range of several kilometres with a small omni antenna
- Open source firmware
- AT commands for radio configuration
- RT commands for remote radio configuration