Data Stream

3DR Radio

Attribute Value
Frequency 433 MHz
Interfaces Micro-USB cable (new version)
APM and PX4 connector (old and new version)
Output power up to 100 mW
Receive sensitivity 117 dBm
Range (experinced) 100m, maximal 250m
Antenna connector RP-SMA connector
Communication 2-way full-duplex
Passband modulation Frequency Hopping Spread Spectrum (FHSS)
Error correction up to 25% of bit errors
Special features MAVLink protocol framing
Hardware HopeRF HM-TRP-Modul used in 3DR RADIO V2
Software SiK - Firmware for SiLabs Si1000 ISM radios

APM Copter Wiki 3DR RADIO V2 (PDF) HopeRF HM-TRP-Modul