Author: Oscar

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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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Review: HGLRC Zeus35 AIO F411 FC – 35A ESC Integrated!

The 20x20mm HGLRC Zeus35 has FC, PDB and ESC all integrated into one single board. This powerful little FC is designed with 2″, 3″, 4″ and even 5″ FPV drones in mind, but can one flight controller rule it all? Check out my FC buyer’s guide if you are new to the hobby. What’s included…
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Review: DJI Digital FPV System – Awesome Product, But Is It For You?

The DJI Digital FPV System consists of: Air Unit, FPV Goggles and the optional DJI radio controller. I will skip all the specs and basic stuff which you can look up on the manual, and get straight into the user experience side of things. The Air Unit consists of a camera and a video transmitter.…
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FPV Drone Flight Controller Explained

The number of flight controllers (FC) for FPV drones can be overwhelming for beginners. This guide explains all the features and differences, and highlights important factors to consider when choosing a mini quad FC. If you are new to the hobby, check out our FPV drones beginners guide to learn more. I compiled the specifications…
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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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Review: Runcam Nano 3 FPV Camera – Best Nano Cam?

The Runcam Nano 3 is by far the lightest nano FPV camera that performs decently, the performance is exceptional given its 1 gram weight! Is this the perfect FPV camera for ultralight tiny whoops and toothpick builds? Let’s find out! Don’t forget to check out my FPV camera buyer’s guide. Note that the Runcam Nano…
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Review: RunCam TX100 Nano VTX

Runcam is the maker of the little TX200U VTX, and they just released an even smaller VTX the TX100! This nano VTX is only 14x14mm and weighs 0.9g, possibly one of the smallest VTX on the FPV market. Learn about the basics of VTX in this buyer’s guide. The VTX comes with an antenna and…
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Read This Before Flashing ACCST 2.0 to Taranis

Frsky recently released a new firmware, “ACCST D16 2.X.X”, for their transmitter modules and receivers. However there are some downsides if you flash ACCST 2.0, one of which is that all of your tiny whoops and micro quads with 3rd party Frsky-compatible receivers will stop working with your radio. Frsky recently released a new version…
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Crossfire Antenna: Mini Immortal vs. Immortal T V2

The Mini Immortal T Antenna is now available for TBS Crossfire receivers. These antennas are super tiny and should be great for micro quads such as Tiny whoops and “Toothpicks”. Let’s compare its performance to the Immortal T V2. Mini Immortal T Immortal T V2 So how tiny the Mini Immortal T is compared to…
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