There are many reasons why you want to discharge LiPo batteries. Maybe you have fully charged LiPo left from a flight session, or maybe you just want to discharge them completely for disposal. I will …
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If you over-discharge Lipo batteries, you can end up with dead cells that read zero volt and cannot be re-charged again. In this post I documented how I repaired/fixed a LiPo battery by removing the …
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By default you can only get the total battery voltage with Crossfire telemetry. Here’s an easy trick to get averaged cell voltage from telemetry, so you don’t have to do the math in your head.
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Soldering Li-ion batteries, such as 18650 cells, can be dangerous. Overheating may cause the battery to catch fire and explode. If you decide to solder a battery, you do so at your own risk.
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I built several LiPo dischargers in the past but all are designed to fully discharge batteries, and none have the ability to stop at a certain voltage. The URUAV LiPo Killer is a cheap and …
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The Ummagrip Universal Super Sticky Battery Pad is designed for holding the LiPo on a mini quad, so it doesn’t slide out or move during flight. I have been using it for over 6 months …
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The location of the battery affects the performance and handling of your FPV drone. The LiPo itself is a mass, in fact it’s so heavy it can change the centre of gravity quite noticeably between …
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The Fatshark battery case is a convenient holder for 18650 cells. However it’s not designed for charging, and you have to take the 18650 batteries out of the case to charge them. It’s quite annoying …
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Before throwing away damaged or old LiPo batteries, you should first drain them completely until there is no charge left. In this article I will show you how to build a high power resistor discharger.
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I tested some high KV motors with 6S and the result is pretty interesting. Generally it’s recommended to use low KV motors around 1700KV for 6S and 5″ propellers. But when I first heard the …
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Today we are testing the Fusion 4S 1500mAh LiPo battery from DemonRC. It’s labelled 666C which is joke as it’s the devil’s number. This is funny but it doesn’t tell us what to expect though …
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The Tattu 2S 2500mAh LiPo battery is designed to be used on Fatshark FPV goggles. In this review we will take a close look and test its performance.