DJI just released the new Goggles 2 and DJI O3 Air Unit. Not only have the image quality and features been significantly improved, resolution has also been increased to 1080p at up to 100fps. But…

In this tutorial I will show you how to flash and update Betaflight on a flight controller and how to troubleshoot potential problems during FC flashing.

LiPo batteries are incredible power source for FPV drones, they are able to store and deliver a large amount of energy, but when LiPo batteries are not handled properly they can be dangerous. In this…

By properly mounting and positioning your radio transmitter and receiver antennas, can optimize signal quality and range. In this post I will show you the the best ways to point antennas in various RC systems…

You can record real time telemetry data in your radio in a CSV file, such as GPS coordinates which can help you find your downed model. Other uses include logging receiver LQ and RSSI changes…

This buyer’s guide explains the basics of radio transmitter for FPV drone. Apart from price, the supported frequency and protocols and the number of channels, there are a lot more to consider when buying a…

If your Mobula6, Mobula7 and Mobeetle has a flight controller with built-in SPI ExpressLRS receiver, here is how you can update its firmware from ELRS 2.X to ELRS 3.X. All you need is to update…

An oscilloscope is not essential for ordinary FPV pilots, but it’s surely a useful tool for troubleshooting and debugging. The Feizer FZ829 is also a good replacement for your traditional multimeter if you want extra…