3DR Radios (445)

Discussions Replies Latest Activity

Can' get 3dr ground module to connect to air module, help

I am struggling to get my ground module to connect to the air module. The air module does connect but ground continues flashing Video

Started by Theo van van Huyssteen

1 7 hours ago
Reply by Marcin Krawczyk


 i have a problem setting up my telemetry. the problem is that tey not communicate each other. when i load settings the local version is Si…

Started by Nikiforos Pavlidis

3 7 hours ago
Reply by Marcin Krawczyk

How do I convert rssi to % signal strength?

When I look at the tlog I see totally different maunders for the 3DR radio rssi than I see on the MP playback display. What’s the conversio…

Started by Mike Mac

1 on Wednesday
Reply by kopo

Telemetry range problem (graph included)

Hi, I'm using 3DR 433 MHz telemetry radio. Transmit power is set to 14 dBm 25 mW duty cycle is 10%. These are max settings in my country.…

Started by kopo

8 Sep 10
Reply by kopo

PPM Channel Order Conflict with Spektrum

Hello All, this has been an issue for me for about 2 years. (Potentially I cant find things on the internet) I have a Spektrum DX8, and th…

Started by Justin Pead

0 Sep 9

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

13 Sep 4
Reply by MHefny


Welcome to the 3DR Radio forum!

Hi Everyone, I thought it might be useful to give a bit of background on what this forum is for. 3DRobotics have just released a set of tel…

Started by Andrew Tridgell

39 Sep 2
Reply by Pascal

3DR Iris w/ tarot 2axis: no tilt control.

Channel 6 (tilt) is properly transmitting through telemetry to mission planner but I have no gimbal tilt control and tarot ZYX-BMGC V1.4 so…

Started by Brian

1 Aug 31
Reply by mcallenaerial

APM 2.6 will not arm when connected to 3DR telemetry radio

Hi everyone, I have been having a tough time with my telemetry system in recent months.  To be clear, this USED to work.  I used to be ab…

Started by joe boyle

2 Aug 29
Reply by joe boyle

How to fix my 3DR Radio(air side)

I burned my radio accidentally. Checking find out Si1000 RF module shorted(MCU module is fine). Does there any way that I can only change s…

Started by Blue_Express

2 Aug 28
Reply by Blue_Express


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