Category: Tutorial

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When to Retire LiPo Battery? Check Internal Resistance

We previously discussed how to dispose LiPo batteries, in this article we will talk about how to determine when to throw them out. Apart from physical damages, the most important factor is internal resistance (IR), which indicates the health and performance of the LiPo battery. If you are lucky enough not to break your LiPo…
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Introduction to 3″ Ultra-light Micro Quad (Toothpicks)

This article lists the popular components and setups for 3″ toothpick micro drones, pre-built models, and tips that improve performance and experience. For 2.5″ toothpicks, check out this guide. 3″ is better than 2.5″ in terms of efficiency and power due to increase in disk area (prop size). Disk area is the physical load you…
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How to Install LUA Script in Jumper T16

You can change Betaflight and VTX settings via LUA script remotely from your Jumper T16 radio. In this guide I will show you how to set it up. Here is my Jumper T16 review. With LUA script, you can change many settings in Betaflight from your T16 radio, including PID, rates, looptime, ESC protocols, Feedfoward…
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How to Get 48KHz on BLHeli_S ESC (More Flight Time on Tiny Whoops!)

sThe latest BLHeli_S firmware allows 48KHz and it reportedly gives you up to 50% more flight time on micro quads without downside! Interested? This post explains what 48KHz is and how to enable it. 48KHz is the ESC PWM Frequency, we’ve explained what it is and its benefits in this post. In a nutshell, it’s…
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How to Fly FPV in the Winter!

How to Fly FPV in the Winter! Flying FPV in the winter can be hard on RC pilots and models. Low temperatures can even lead to such profanity as “Nice weather for flying, but it’s too cold to go out there!” Here are a few tips and products that can help you and your quad…
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How to Flash OpenTX to Jumper T16

The Jumper T16 is officially supported by OpenTX, and finally the stable firmware was released before the end of 2019. In this tutorial I will show you how to flash your T16 and T16 Pro with OpenTX firmware. Warning: by flashing OpenTX to your T16 for the first time, it will wipe all the settings.…
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How to Setup Betaflight RPM Filter

Setting up RPM filter has become super simple since Betaflight 4.1, the hardest part is probably updating your FC and ESC 🙂 If you find the official guide too much to swallow, you might find this quick tutorial useful. RPM filter is designed to reduce motor noise and it makes your quad fly better. According…
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Setup RPM Filter for BLHeli_S ESC (For Free)

RPM Filter is a great boost to the performance of your quad. Originally you have to pay to use RPM filters for BLHeli_S ESC, but now it’s free thanks to JazzMaverick. if you don’t know what’s RPM filter, check out this article. In this tutorial I will show you how to download and flash your…
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How to Calculate FPV Range with dB?

This tutorial explains how to estimate FPV range using the dB values of your FPV equipment. Being able to calculate dB will help you understand the capability, performance and limitations of FPV components. dB means decibels, we use this unit to measure sound, but in FPV we also use dB to measure signal strength. dB…
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The Best BLHeli_32 Settings? – Oscar Liang

There are settings you can play with in BLHeli_32 configurator to achieve better flight performance of your mini quad. In this article I will share the BLHeli_32 configurations that I use which give me the best results. If you don’t want to read the long article, here is the summary: PWM Frequency: 48KHz for freestyle;…
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