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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
Your magnetometer/compass is not working with INAV? Is the sensor red in Configurator? You are not the only one… Not only most popular compass HMC5883l is discontinued and what you get are Chinese clones, chip labeled 5883 might not be HMC5883l but something completely different. And I2C bus is very very picky and likes to…
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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…
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Troubleshooting INAV: why INAV is not arming
Few weeks ago I’ve decided to shoot more tutorial videos about INAV and this is the first effect of that decission: INAV Troubleshooting: why INAV is not arming </iframIn this video I talk about where to search for the reasons of INAV arming problems and how to solve them. And yes, it is about famous…
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Parallel LiPo charging video tutorial
Here is another of my tutorial YouTube videos. This time, I talk a little about parallel LiPo charging: why to do it, how to do it andwhy it might be dangerous when you do it wrong:
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Crossbow LRS: this one did not went well…
Sometimes you win, sometimes you lose. This time I’ve lost. Not by much, but always. During testing of my DIY LoRa RC link, radio caught a glitch during a flip few meters above a ground. It was not even a failsafe situation. Link recovered a few milliseconds later, but it was too late and quadcopter…
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3D printed racing drone, part 2
My 3D printed racing drone is done. More or less. I was able to finish it a few weeks ago and even perform a maiden flight. It survived the experience, but I also discovered few problems I will have to solve before officially calling this project a success. First of all, the decision about hard…