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ZOHD Nano Talon – small V-Tail airplane
Small, light, quite well thought through. Here is how I’ve built my ZOHD Nano Talon, small FPV airplane using following components: Airplane: ZOHD Nano Talon PNF Flight controller: Matek F405-Wing Radio: FrSky R9 Slim long range receiver Motor: T-Motor F80 1900KV FPV transmitter: AKK X2-Ultimate 1200mW Camera: RunCam Eagle 2 GPS: Beitian BN-880 Software: INAV…
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Fear not, INAV 2.0 is here
We have finally done it! The first release candidate for INAV 2.0 is open for download. You can get it together with INAV Configurator 2.0 from GitHub. What changed? The list is very very long and to be honest it is probably the biggest INAV release ever. There are over 200 tickets connected with INAV…
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INAV Braking Mode for multirotors
Flying with a multirotor drone with INAV always had a problem: braking. When you were flying fast and then release the stick, a drone was not braking very fast, then it was going back to the place where you released the sticks. Rubberbanding. Irritating. Over the time there were at least 2 attempts to fix…
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Betalight 3.3 and Kalman filter (BiQuad+FIR2 to be precise) situation
Betaflight 3.3 RC1 Betaflight is at the end of next release cycle. Betaflight 3.3 RC1 has been released only 2 days ago and that brought us a (not) Kalman filter! Long story short: Raceflight was using Kalman (Fast Kalman Filter – FKF) RS2K left RF and brought FKF to Betalight Betaflight did some changes and…
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First glance at Armattan Rooster FPV quadcopter drone frame
After flying chinesium (XMR250, Reptile X4R 220, Martian II) and frames from DemonRC I’ve decided to switch to completely different brand. My choice is Armattan Rooster, the newest freestyle frame from Armattan. Rooster arrived few days ago, and this is what I can say about it before putting all the stuff into it: sunken nuts…
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3D printed racing drone, part 3
It is done. It is alive. My 3D printed FPV racing drone works. A few weeks ago I finally flight tested my design and it works! Even better than expected, since I survived the experience without a scratch. OK, I did not crash it yet, but give me some time for that too…. And I…
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Realacc UXII circular polarized 5.8GHz FPV antenna – Lumenier AXII chinesium clone
Cloners gonna clone and chinesium keeps being chinesium! It did not take long for Banggood / Realacc to clone Lumenier AXII FPV antennas and call them Realacc UXII circular polarized FPV antenna. Coincidence? I do not think so. I've ordered few of those in December, they arrived last week and this is what came in…
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Troubleshoothing INAV: magnetometer/compass is not working
A magnetometer is a sensor that measures the strength and direction of magnetic fields. In drones, magnetometers are used for navigation to determine geographical direction and allow precise position hold when stationary Your magnetometer/compass is not working with INAV? Is the sensor red in Configurator? You are not the only one… Not only most popular…
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qUark Vision F4: flight controllers designed for INAV
Things are changing in INAV world. Different manufacturers start to realize that world does not end on racing miniquads and people might be interested in other types of flight controllers. Flight controllers that were not designed with racing in mind. And today I can finally show you prototype of such flight controller: qUark F4 Vision…