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Eachine BAT QX105

Eachine BAT QX105: A Mean Machine

Eachine has been churning out affordable brushed FPV micro drones lately and the BAT QX105 is one of the latest examples. It is on the larger end of the micro drone spectrum but has some definite advantages over some of the other drones they have produced. It has “Black Edition” 1020 coreless brushed motors that are …

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Eachine FlyingFrog Q90: Ridiculous Power for a Tiny Drone

Eachine has come out with another interesting FPV micro quad. This one, the FlyingFrog Q90, has some rather intriguing features. Rather than the standard 3.7-volt battery that powers every other drone this size, this mini-drone is fueled by a more powerful 7.4-volt 350 mAh battery. The extra juice makes this little flyer more responsive, faster …

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takeoff graph

Vertical Takeoff Speed Test

Here at Half Chrome we like to test the performance of our drones. A key metric for drones is their thrust-to-weight ratio. This tells you how much vertical thrust the props generate compared to the size of the drone. Drones with lots of thrust compared to their weight tend to be able to accelerate upwards faster, …

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