3DR Radios (503)

Discussions Replies Latest Activity

RCTimer 433 USB Ground Radio / FTDI mod to improve Noise?

Hi, I have a set of the 433MHz RCTimer telemetry radios and have noticed the noise level on the ground radio is about 20 units higher than…

Started by Tom Gilmour

45 14 hours ago
Reply by Werner Smidt

No Heartbeat Heartbeat Packets Recieved Telemetry - solid green lights

Hello, I'm trying to connect my apm 2.5 to my computer with telemetry. I have solid green lights in both transmitter and receiver. I have s…

Started by Julián alvarado

3 Sep 30
Reply by Marcin Krawczyk

Black dx7 (spm 7000 ) radio (help)

Hi fellow quad flyers I need some help setting up the black dx7 radio please if you all can help thanks

Started by Stephen

0 Sep 28

unbalanced flight

i build my first copter tarot 650 with pixhawk. i did all pixhawk set up. first 2 flight was good but the last time when i tried to flight…

Started by sandro mchedlishvili

0 Sep 22

3dr radio latency when using joystick control via MAVLink

Hello All, I have a IRIS+ and am trying to use joystick fly it via MAVLink in Ubuntu. My issue is that my joystick control code works OK if…

Started by Ruoyu Tan

0 Sep 21

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

5 Sep 17
Reply by Nigel surgenor

Wiki Ninja

3DR radios will not connect for initial setup *** SOLVED ***

I'm trying to get the 3DR telemerty radios configured for the 1st time. But I can't get the radios talking to each other. My situation: 2.5…

Started by Stephen Roach

16 Sep 16
Reply by Kurt

Help find the bottleneck - Mavlink, Mavproxy, Dronekit-python and Ardupilot

I have Ardupilot on plane, using 3DR Radio back to Raspberry Pi on the ground doing some advanced geo and attitude based maths, and providi…

Started by David Gibbs

0 Sep 13

Doing telemetry with the pixhawk without the 3DR radios

As far I understand you can use Copter (http://copter.ardupilot.com/) with the Pixhawk to do telemetry by using these radios (https://store…

Started by Sirius Fuenmayor

0 Sep 13

Do I need to purchase 3DR Radio Set ?

Hi, I am very new to this forum and 3DR systems.  I have ordered 3DR DIY Quad Kit, LiveView™ Kit for GoPro and Tarot T-2D Brushless Gimbal…

Started by Min Heo

4 Sep 9
Reply by Min Heo


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