3DR Radios (550)

Discussions Replies Latest Activity

Is a PPM sum receiver + radio receiver + remote controller NEEDED if I have a telemetry kit for my Pixhawk hexacopter?

This is probably an elementary question, but do I need a PPM sum receiver + radio receiver + remote controller? I'm planning to use only au…

Started by Elle

1 on Tuesday
Reply by James

compile SiK firmware, but failed

Hi, guys, i tried to compile SiK firmware from Github, but got error as attached pic. Need your help to solve. thanks.

Started by zhanm

0 on Sunday

3DR Radio problem

Hi I recently bought a 3DR radio module (base + air) to use it in a ArduBoat project . It seems that the ground module is not linking with…

Started by Ionescu Gabriel Mihai

5 Jul 21
Reply by Ionescu Gabriel Mihai

Low RSSI on local 433 MHz module

Hi folks, I'm setting up my telemetry using 433 MHz modules (the RC Timer knockoff variant). I solved the problem of high noise on the loca…

Started by Lukas

0 Jul 16

Changing Main frequency of HM-TRP 3DR Radio for Telemetry using AT Commands

I spent some time reading inHM-TRP Series 100mW Transceiver data sheet as well as SiK source code I wanted to know that if the 433MHz and 9…

Started by MHefny

18 Jul 7
Reply by Kevin McLendon


Hi every one just a quick question what is better pixhawk or APM 2.8 flight controller 

Started by chris lumley

0 Jul 5

Long Range on 433 Mhz SiK Telemetry

Hi, For my custom built F450 Pixhawk, I wanted to get very long range on telemetry (to send in autonomous missions and in the mean time kn…

Started by rrayden

3 Jun 28
Reply by rrayden

3DR Radio stopped communicating

Hi, This is issue recently started, I had successful flights for few days. Then both radio stopped communicating. Both green LEDs are not s…

Started by Khaled

0 Jun 27

RFD900 Telemetry will not connect in Mission Planner. All settings tried.

Edit: Fix in the comments below Hi, I've been trying for a few days now and can't figure out these radios. I am using the PX4 platform and…

Started by ItCanOnlyBeJared

12 Jun 22
Reply by mohsein

Tarrot gimbal for iris+

Hi had this working the other day it done a calabrate on its own worked fine. now it just moves a bit yellow light comes on then a solid bl…

Started by chris lumley

0 Jun 20


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