3DR Radios (427)

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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

10 31 minutes ago
Reply by Andrew Tridgell

Using 3DR Radios. Are Each Set Paired? Can I use 1 to talk to 2 radios?

How Do the Radios work? Lets say I have 3 Radios and 2 UAVS. 1 radio is on the mission planner and it sends the EXACT same INFO to both the…

Started by GP

5 4 hours ago
Reply by iskess

3Drobotics Radio With Walkera QR X350 Pro

I have two questions that I hope someone can help with.  The first is for the 3D V1  & V2 telemetry radios.  I purchase a pair of V1 an…

Started by Grandpa Jake

0 8 hours ago

RSSI on 433mhz telemetry

Ok, think I might have solved my telemetry range issues...by throwing money at it and getting a set of genuine 3DR v2 radios. I've kept the…

Started by Euan Ramsay

0 on Monday

only 300m range with 3DR telemetry radios

Ok, runnning into a problem with the 3Dr radios. I'm running firmware 1.9, a 1/2wl mono on the GS, and 1/4wl mono on the quad, both are at…

Started by Euan Ramsay

3 on Sunday
Reply by DG

HM-TRP 868 vs. 3DR Radio Config 0.9

"Homemade" HM-TRP 868 MHz identified as: SiK 1.6 on HM-TRP FREQ_868 In tool for Min Freq default value is 868000, for Max Freq is 869000,…

Started by Marcin Krawczyk

5 Jul 17
Reply by MHefny

only 300m range with 3DR telemetry radios

Ok, runnning into a problem with the 3Dr radios. I'm running firmware 1.9, a 1/2wl on the GS, and 1/4wl on the quad, both are at transmit…

Started by Euan Ramsay

0 Jul 15

Mavlink keeps failing

Cross posting this: I'm having an issue similar to the issue Oliver is having. Ground radio can see the air radio and has a solid green li…

Started by Michael DuQuette

0 Jul 14

Revision History?

Is there a link to firmware revision history? I have a couple that have been in aircraft for a couple of years. I need to know if it's wort…

Started by Mike Mac

2 Jul 13
Reply by Thomas J Coyle III

Servo Interference from 3DR Telemetry Module

I have a 2.4GHz FrSky transmitter and receiver combo and a 915MHz telemetry module from 3DR. After plugging in the telemetry module, I noti…

Started by Bogdan Ryabyshchuk

2 Jul 13
Reply by Bogdan Ryabyshchuk

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