Antennas (32)

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433 Mhz antennas for 3Dr radios

Please guys i need some help. I got a pair of 433 MHz telemetry modules from RCTimer, but the antennas just don't perform. And i want to bu…

Started by david teles

50 on Saturday
Reply by Euan Ramsay

horizontal polarized verticale okay?

I accidentally installed a horizontal antenna vertical on my plane. If I mount an exact counterpart on the ground vertical as well is that…

Started by Richard Kennedy

0 Jun 26

2.4GHz, 1.2Ghz & 915MHz. How far apart? (physically)

The quad I'm building will be controlled on 2.4Ghz (rec.), not sure what the antenna on the receiver will look like, or if I can upgrade to…

Started by Hugh Hemington

2 Jun 25
Reply by Hugh Hemington

433 UHF LRS Antenna "Turn Stile"

As I have started using the UHF 433 systems for range, I have been experimenting with various TX and RX Antennae. I came across this link h…

Started by James Roney

21 May 30
Reply by Hugues

gps antenna rod, minimum length?

Hi all, What is, if any, the minimum length the GPS antenna stick should have? my drone, preassembled, like a dji F550, has a 10cm stick,…

Started by manhattan

1 May 15
Reply by Richard Kennedy

What is polarized?

Can somebody explain what 'polarized' is when referring to antenna's? What is circular polarized?  And what is 1/4 wave or 1/2 wave?  Thank…

Started by Richard Kennedy

0 May 13

Dumb antenna question

I am using a FrSky receiver which has two wire antennas. What is the optimum way to place them to get the best range? Parallel to each othe…

Started by Scott Berfield

9 May 13
Reply by Richard Kennedy

Onboard 2.4 GHz WIFI router for telemetry and video?

Has anyone used an onboard wifi network to transmit data to your ground station?

Started by John Moore

11 Apr 8
Reply by Dave

why is the height of the 3dr 915 mhz antenna the same as the 400ish mhz antenna? (3dr telemetry)

I'm curious why the antenna provided with the 915 mhz 3dr telemetry radios is apparently the same length as the 400ish mhz radios. I'm al…

Started by James Small

5 Mar 15
Reply by Steven G

How can I connect FrSky D8R-II plus receiver to PC wirelessly, to control Arducopter?

Hello, I'm looking for something that lets me connect my PC to the FrSky D8R-II plus receiver on my hexacoper, wirelessly. I'd like to co…

Started by Niko

0 Mar 14

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